Information technology
The backbone infrastructure of communications and computing, including common user information and communications networks, computer hardware and software, and data processing and preservation (i.e. data warehousing).
837 results for Information technology
46 government organizations |
791 companies
Showing page of 0 page
| Company Name | HQ Location | Year Est. | Employees | Revenue | Locations | Govt. Clients |
|---|---|---|---|---|---|---|
| 1 Source Consulting, Inc. | Washington, District of Columbia | 1999 | Unknown | Unknown | 3 | 3 |
| 10dB Gain, LLC | Warner Robins, Georgia | 2000 | 26-100 | Under $100 million | 2 | 5 |
| 1FORCE | Herndon, Virginia | 2007 | Unknown | Unknown | 2 | 1 |
| 21st Century Systems, Inc. | Omaha, Nebraska | 1996 | 101-500 | Under $100 million | 3 | 5 |
| 22nd Century Technologies, Inc | Somerset, New Jersey | 1997 | 26-100 | Under $100 million | 3 | 1 |
| 3Di Technologies | Annapolis, Maryland | 2004 | <25 | Under $100 million | 1 | 2 |
| 3S Group Incorporated | Vienna, Virginia | 1996 | <25 | Under $100 million | 1 | 4 |
| A&T Systems Inc. | Silver Spring, Maryland | 1984 | 101-500 | Under $100 million | 1 | 1 |
| A-TEK, Inc. | Leesburg, Virginia | 1996 | 101-500 | Under $100 million | 6 | 9 |
| AASKI Technology, Inc. | Asbury Park, New Jersey | 1997 | <25 | Under $100 million | 5 | 2 |
| Abacus Solutions Group, LLC | San Antonio, Texas | 1983 | <25 | Under $100 million | 2 | 1 |
| Abacus Technology Corporation | Lexington, Maryland | 1983 | Unknown | Unknown | 2 | 6 |
| AC Technology | Dulles, Virginia | 1991 | <25 | Under $100 million | 1 | 1 |
| Access Systems | Reston, Virginia | 1992 | 101-500 | Unknown | 2 | 8 |
| AccessData | Lindon, Utah | 1988 | 101-500 | Under $100 million | 2 | 2 |
| ActioNet, Inc. | Vienna, Virginia | 1998 | 101-500 | Under $100 million | 2 | 4 |
| Activu | Denville, New Jersey | 1983 | 26-100 | Under $100 million | 2 | 1 |
| Adapx | Seattle, Washington | 2007 | 26-100 | Under $100 million | 1 | 1 |
| Adobe | San Jose, California | 1982 | 5,000-10,000 | $1 billion to $10 billion | 2 | 1 |
| Advanced Information Services | Peoria, Illinois | 1986 | 26-100 | Unknown | 1 | 2 |
| Advanced Programs Group LLC | Reston, Virginia | 2003 | <25 | Unknown | 2 | 3 |
| Advanced Programs Inc. | Columbia, Maryland | 1969 | 26-100 | Under $100 million | 1 | 2 |
| Advanced Resource Technologies, Inc. | Alexandria, Virginia | 1986 | 101-500 | Under $100 million | 5 | 7 |
| Advanced Systems Development, Inc. | Arlington, Virginia | 1979 | 101-500 | Under $100 million | 4 | 7 |
| Adwaiy Tech LLC | Chantilly, Virginia | Unknown | <25 | Under $100 million | 3 | 1 |
| AESEC Global Services, Inc. | Pacific Grove, California | 2003 | <25 | Unknown | 1 | 3 |
| Agency Consulting Group, Inc. | Columbia, Maryland | 2004 | 26-100 | Under $100 million | 11 | 5 |
| AgilePath Corporation | Newburyport, Massachusetts | 2003 | <25 | Under $100 million | 3 | 1 |
| Agilex Technologies | Chantilly, Virginia | 2007 | 101-500 | Under $100 million | 6 | 3 |
| AINS, Inc. | Gaithersburg, Maryland | 1988 | 26-100 | Under $100 million | 2 | 5 |
| Akima Corporation | Charlotte, North Carolina | 1990 | 501-2,000 | $100 million to $750 million | 4 | 1 |
| Akimeka LLC | Kihei, Hawaii | 1997 | Unknown | Unknown | 4 | 1 |
| Akshay | Princeton, New Jersey | 1993 | <25 | Under $100 million | 2 | 1 |
| Alamo City Engineering Services Inc. | San Antonio, Texas | 2002 | <25 | Under $100 million | 1 | 5 |
| Alcosys | Arlington, Virginia | 1989 | <25 | Unknown | 3 | 2 |
| Allied Technology Group, Inc. | Rockville, Maryland | 1986 | 101-500 | Under $100 million | 31 | 14 |
| Altera Corporation | SAN JOSE, California | 1983 | 2,001-5,000 | $1 billion to $10 billion | 3 | 1 |
| Amdex | Silver Spring, Maryland | 1987 | 101-500 | Under $100 million | 2 | 6 |
| American Cybersystems, Inc | Tucker, Georgia | 1998 | 101-500 | $100 million to $750 million | 11 | 1 |
| American Systems Corporation | Chantilly, Virginia | 1975 | 501-2,000 | $100 million to $750 million | 25 | 13 |
| Americom Government Services | Princeton, New Jersey | 2001 | 26-100 | Unknown | 2 | 5 |
| Amyx, Inc. | Alexandria, Virginia | 1999 | 26-100 | Under $100 million | 2 | 5 |
| Analysts International Corporation | Minneapolis, Minnesota | 1966 | 501-2,000 | $100 million to $750 million | 2 | 1 |
| Analytical Graphics, Inc | Exton, Pennsylvania | 1989 | 101-500 | Under $100 million | 3 | 4 |
| Anonymizer, Inc | San Diego, California | 1997 | Unknown | Unknown | 1 | 1 |
| ANSYA Enterprise Solutions | Pittsford, New York | 2003 | <25 | Unknown | 2 | 3 |
| AnviCom Command Federal | Alexandria, Virginia | 1987 | 101-500 | Under $100 million | 2 | 4 |
| Apollo Information Systems | Los Gatos, California | 2002 | <25 | Unknown | 1 | 1 |
| Appistry | Saint Louis, Missouri | 2001 | 26-100 | Under $100 million | 1 | 1 |
| Applied Computing Technologies, Inc. | Springfield, Virginia | 1993 | 26-100 | Under $100 million | 2 | 3 |
| Applied Engineering and Technical Solutions, Inc. | Colorado Springs, Colorado | 2007 | Unknown | Unknown | 1 | 1 |
| Applied Information Sciences | Reston, Virginia | 1982 | 101-500 | Under $100 million | 4 | 4 |
| Applied Innovation Alliance, LLC | West Bloomfield, Michigan | 2002 | <25 | Unknown | 1 | 1 |
| Applied Quality Communications, Inc. | Oxon Hill, Maryland | 1990 | 101-500 | Under $100 million | 1 | 2 |
| Applied Solutions, Inc. | Reston, Virginia | 1993 | 26-100 | Under $100 million | 2 | 4 |
| Appscio | Freedom, California | 2006 | <25 | Under $100 million | 1 | 1 |
| Apptis Inc. | Chantilly, Virginia | 2003 | 501-2,000 | $100 million to $750 million | 9 | 9 |
| AQIWO | Arlington, Virginia | 2002 | 26-100 | Under $100 million | 2 | 7 |
| ArcSight | Cupertino, California | 2000 | 101-500 | $100 million to $750 million | 3 | 3 |
| Argus Systems Group | Savoy, Illinois | 2003 | <25 | Under $100 million | 1 | 1 |
| Armedia | Atlanta, Georgia | 2002 | 26-100 | Under $100 million | 2 | 1 |
| Artel, Inc. | Reston, Virginia | 1986 | 101-500 | $100 million to $750 million | 4 | 5 |
| ASAAW Group | Ashburn, Virginia | 1997 | Unknown | Unknown | 1 | 1 |
| ASD, Inc. | Arlington, Virginia | 1979 | 101-500 | Under $100 million | 3 | 3 |
| ASEG, Inc. | San Diego, California | 1993 | <25 | Under $100 million | 2 | 2 |
| ASM Research, Inc | Fairfax, Virginia | 1986 | 101-500 | Under $100 million | 1 | 4 |
| Aspera | Emeryville, California | 2004 | 26-100 | Under $100 million | 1 | 5 |
| Aspex, Inc. | Reston, Virginia | 1994 | 26-100 | Under $100 million | 2 | 2 |
| Aspiration Software | Front Royal, Virginia | 1995 | 26-100 | Under $100 million | 2 | 2 |
| ASRC Federal Holding Company, an Arctic Slope Regional Corporation company | Greenbelt, Maryland | 2003 | 501-2,000 | Unknown | 2 | 1 |
| AT&T Corporation | Vienna, Virginia | 2000 | 2,001-5,000 | $10 billion to $50 billion | 44 | 18 |
| ATS Corporation | McLean, Virginia | 1978 | 501-2,000 | $100 million to $750 million | 2 | 6 |
| Attensity Corporation | Palo Alto, California | 2000 | 26-100 | Unknown | 1 | 4 |
| Audio-Video Systems | Chantilly, Virginia | 1992 | 26-100 | Under $100 million | 1 | 12 |
| Auto-Trol | Westminster, Colorado | 1962 | 101-500 | Unknown | 1 | 2 |
| Automation Technologies, Inc. | Vienna, Virginia | 1998 | 26-100 | Under $100 million | 6 | 3 |
| Autonomy | San Francisco, California | 1996 | Unknown | Unknown | 1 | 1 |
| Avaya Inc. | Fairfax, Virginia | 2000 | 10,000+ | $1 billion to $10 billion | 7 | 12 |
| Avesta Computer Services | Jersey City, New Jersey | 1994 | 26-100 | Unknown | 2 | 1 |
| Avocent Corporation | Huntsville, Alabama | 1981 | 501-2,000 | $100 million to $750 million | 1 | 2 |
| Axom Technologies Inc. | Pasadena, Maryland | 2004 | 26-100 | Under $100 million | 4 | 2 |
| Axxum Technologies | Gainesville, Virginia | 2006 | <25 | Unknown | 2 | 1 |
| Azimuth Inc. | Morgantown, West Virginia | 1988 | 26-100 | Unknown | 1 | 2 |
| B&A-DSI, Inc. | McLean, Virginia | 1992 | 101-500 | Under $100 million | 1 | 3 |
| Base One Technologies | New Rochelle, New York | 1994 | <25 | Unknown | 4 | 3 |
| Base Technologies, Inc. | McLean, Virginia | 1987 | 101-500 | Under $100 million | 3 | 2 |
| Basis Technology Corporation | Cambridge, Massachusetts | 1988 | 26-100 | Unknown | 2 | 3 |
| Bay State Computers Inc. | Bowie, Maryland | 1992 | 26-100 | Unknown | 4 | 7 |
| Beacon Systems | Coral Springs, Florida | 2005 | <25 | Under $100 million | 6 | 2 |
| Betis Group | Arlington, Virginia | 1995 | 26-100 | Unknown | 1 | 4 |
| BIAS Corporation | Atlanta, Georgia | 2000 | 26-100 | Under $100 million | 2 | 2 |
| Binary Consulting | Arlington, Virginia | 1996 | 26-100 | Under $100 million | 1 | 4 |
| Blackstone Technology Group | San Francisco, California | 1998 | 101-500 | Unknown | 7 | 5 |
| Blue Canopy Federal Practice | Reston, Virginia | 2001 | 101-500 | Under $100 million | 6 | 7 |
| Blue Tech | San Diego, California | 1985 | 26-100 | Under $100 million | 1 | 1 |
| Bluemont Technology and Research | Bluemont, Virginia | 2007 | <25 | Unknown | 2 | 1 |
| BMC Software | Houston, Texas | 1980 | 5,000-10,000 | $1 billion to $10 billion | 3 | 2 |
| Bomgar | Ridgeland, Mississippi | 2003 | 101-500 | Under $100 million | 1 | 1 |
| Bowhead Information Technology Services | King George, Virginia | 2003 | 101-500 | Unknown | 9 | 7 |
| Bridgeborn | Virginia Beach, Virginia | 2002 | 26-100 | Under $100 million | 3 | 2 |
| BriteVision Technologies Inc. | San Antonio, Texas | 1998 | 26-100 | Under $100 million | 2 | 1 |
| Brocade Communications Systems | San Jose, California | 1995 | 2,001-5,000 | $1 billion to $10 billion | 4 | 4 |
| Buchanan & Edwards | Arlington, Virginia | 1997 | 26-100 | Under $100 million | 2 | 3 |
| Business Integra | Greenbelt, Maryland | 2001 | 26-100 | Under $100 million | 1 | 1 |
| Buxton Consulting | Pleasanton, California | 1981 | 26-100 | Under $100 million | 3 | 1 |
| By Light Professional IT Services | Arlington, Virginia | 2002 | 26-100 | Under $100 million | 1 | 7 |
| C2 Technologies, Inc. | Vienna, Virginia | 1997 | 101-500 | Under $100 million | 5 | 11 |
| Cape Fox Professional Service | Manassas, Virginia | 2003 | 26-100 | Under $100 million | 6 | 1 |
| Capgemini Government Solutions | Herndon, Virginia | 2002 | Unknown | Unknown | 1 | 2 |
| CapRock Government Solutions | Houston, Texas | 1983 | 501-2,000 | $100 million to $750 million | 10 | 9 |
| Capstone Corporation | Alexandria, Virginia | 1986 | 101-500 | Under $100 million | 4 | 5 |
| Carpathia Hosting, Inc. | Ashburn, Virginia | 2003 | 26-100 | Unknown | 1 | 1 |
| Carson Solutions LLC | Clinton, Maryland | 2000 | <25 | Unknown | 2 | 3 |
| Catapult Technology Ltd | Bethesda, Maryland | 1996 | 501-2,000 | Under $100 million | 7 | 4 |
| CC Intelligent Solutions | Raleigh, North Carolina | 2001 | 26-100 | Under $100 million | 1 | 3 |
| CDO Technologies, Inc. | Dayton, Ohio | 1995 | 101-500 | Under $100 million | 1 | 3 |
| Celerity IT LLC | McLean, Virginia | 2002 | 101-500 | Under $100 million | 15 | 5 |
| CenGen | Columbia, Maryland | 2000 | 26-100 | Unknown | 1 | 3 |
| Centech Group, Inc. | Arlington, Virginia | 1988 | Unknown | Unknown | 1 | 3 |
| CentreTEK Solutions, LLC | Ellicott City, Maryland | 2000 | 26-100 | Under $100 million | 2 | 1 |
| Centurum, Inc. | Marlton, New Jersey | 1969 | 101-500 | Under $100 million | 5 | 16 |
| CGI | Fairfax, Virginia | 1976 | 10,000+ | $1 billion to $10 billion | 2 | 3 |
| Chaotic | Vienna, Virginia | 1984 | <25 | Under $100 million | 1 | 1 |
| Cherokee Information Services | Arlington, Virginia | 1990 | 101-500 | Under $100 million | 1 | 12 |
| CherryRoad Technologies | Morris Plains, New Jersey | 2007 | <25 | Under $100 million | 1 | 3 |
| Chickasaw Nation Industries | Norman, Oklahoma | 1996 | Unknown | Unknown | 9 | 2 |
| CIBER, Inc. | Greenwood Village, Colorado | 1974 | 5,000-10,000 | $750 million to $1 billion | 9 | 4 |
| Cisco Systems | San Jose, California | 1984 | 10,000+ | $10 billion to $50 billion | 4 | 1 |
| Citizant | Chantilly, Virginia | 1999 | 101-500 | Under $100 million | 2 | 2 |
| Clearcube Technology | Austin, Texas | 1997 | 101-500 | Under $100 million | 1 | 6 |
| CNSI, Inc. | Rockville, Maryland | 1994 | 501-2,000 | $100 million to $750 million | 1 | 5 |
| Coact, Inc. | Columbia, Maryland | 1990 | 26-100 | Under $100 million | 1 | 1 |
| Colding Technologies, LLC | Landover, Maryland | 1999 | <25 | Under $100 million | 2 | 6 |
| Coleman Technologies, Inc. | Orlando, Florida | 1995 | 101-500 | $100 million to $750 million | 1 | 2 |
| CollabraSpace | Annapolis, Maryland | 1998 | 26-100 | Under $100 million | 4 | 3 |
| CommIT Enterprises, Inc. | Arlington, Virginia | 2001 | 26-100 | Under $100 million | 3 | 2 |
| Communication Technologies, Inc. | Chantilly, Virginia | 1990 | 501-2,000 | Under $100 million | 1 | 5 |
| Compusult | Reston, Virginia | 2007 | <25 | Unknown | 1 | 1 |
| Computech Resources Inernational Inc. | Shrewsbury, New Jersey | 1991 | 26-100 | Unknown | 2 | 3 |
| Computer Enterprises, Inc. | Pittsburgh, Pennsylvania | 1992 | 101-500 | Under $100 million | 1 | 1 |
| Computer Integration & Programming Solutions Corp. | Bethesda, Maryland | 1992 | <25 | Under $100 million | 1 | 3 |
| Computer Sciences Corporation | Falls Church, Virginia | 1959 | 10,000+ | $10 billion to $50 billion | 77 | 24 |
| Computer Systems Center, Inc. | Springfield, Virginia | 1987 | 26-100 | Under $100 million | 1 | 1 |
| Computer Technologies Consultants | Seabrook, Maryland | 1992 | 26-100 | Under $100 million | 2 | 1 |
| Computer Technology Services, Inc. | Rockville, Maryland | 1983 | 101-500 | Under $100 million | 1 | 4 |
| Computing Technologies, Inc. | Fairfax, Virginia | 1992 | 101-500 | Under $100 million | 1 | 2 |
| COMSO, Inc. | Greenbelt, Maryland | 1988 | 26-100 | Under $100 million | 3 | 5 |
| Comtech LLC | Vienna, Virginia | 1998 | 26-100 | Under $100 million | 2 | 3 |
| Comter Systems, Inc. Government Solutions | Fairfax, Virginia | 1995 | <25 | Under $100 million | 3 | 4 |
| Concept Solutions LLC | Reston, Virginia | 1999 | 26-100 | Under $100 million | 1 | 4 |
| Concurrent EDA, LLC | Pittsburgh, Pennsylvania | 2006 | <25 | Under $100 million | 1 | 1 |
| Confluent Corporation | Arlington, Virginia | 1996 | <25 | Unknown | 2 | 4 |
| Connected Workplace Solutions | Chantilly, Virginia | 1994 | 26-100 | Under $100 million | 2 | 2 |
| Convera | Vienna, Virginia | 2000 | 26-100 | Under $100 million | 1 | 6 |
| Convergent Technologies, Inc. | Baltimore, Maryland | 1997 | <25 | Under $100 million | 4 | 4 |
| Convergenz, LLC | McLean, Virginia | 2000 | 101-500 | Under $100 million | 11 | 5 |
| Cooper Photonics, Inc. | Upper Marlboro, Maryland | 2000 | <25 | Under $100 million | 3 | 3 |
| CraftLogic Software | Frisco, Texas | 2001 | <25 | Unknown | 2 | 1 |
| Craig Technologies | Cape Canaveral, Florida | 1999 | Unknown | Unknown | 3 | 8 |
| Creative Computing Solutions, Inc. | Rockville, Maryland | 1992 | 101-500 | Under $100 million | 4 | 5 |
| Creative Information Technology, Inc. | Arlington, Virginia | 1996 | Unknown | Unknown | 1 | 5 |
| Credant Technologies | Addison, Texas | 2001 | 26-100 | Under $100 million | 1 | 4 |
| Criterion Systems | Vienna, Virginia | 2005 | 101-500 | Under $100 million | 1 | 8 |
| Cs2 | Pasadena, Maryland | 2005 | <25 | Under $100 million | 1 | 2 |
| CSP Technologies | Montville, New Jersey | 1997 | 26-100 | Under $100 million | 1 | 3 |
| CSSi | Washington, District of Columbia | 1990 | 101-500 | Under $100 million | 1 | 1 |
| CTA Solutions | Alexandria, Virginia | 2004 | <25 | Unknown | 2 | 2 |
| CTAC | Fairfax, Virginia | 1993 | 26-100 | Under $100 million | 2 | 1 |
| CTG, Inc. | Oakton, Virginia | 1987 | 101-500 | Under $100 million | 3 | 9 |
| Cutting Edge Communications, LLC | Huntington Beach, California | 1998 | <25 | Under $100 million | 1 | 1 |
| CyberCore Technologies | Elkridge, Maryland | 2000 | 101-500 | Unknown | 4 | 2 |
| CYIOS Corporation | Washington, District of Columbia | 1997 | <25 | Under $100 million | 1 | 1 |
| Data Fusion Corporation | Denver, Colorado | 1992 | <25 | Under $100 million | 1 | 3 |
| Data Intelligence LLC | Marlton, New Jersey | 2005 | 26-100 | Under $100 million | 3 | 2 |
| Data Networks Corporation | Reston, Virginia | 1984 | 26-100 | Under $100 million | 2 | 5 |
| Data Systems Analysts, Inc | Feasterville Trevos, Pennsylvania | 1963 | 101-500 | Under $100 million | 8 | 6 |
| Data Systems and Technology, Inc. | Reston, Virginia | 1990 | 26-100 | Under $100 million | 2 | 7 |
| Data Tactics | Alexandria, Virginia | 2005 | 26-100 | Under $100 million | 11 | 3 |
| Data-Core Systems, Inc. | Philadelphia, Pennsylvania | 1988 | 101-500 | Unknown | 2 | 2 |
| Dataline LLC | Norfolk, Virginia | 1990 | 101-500 | Unknown | 10 | 11 |
| DataSync | Manassas, Virginia | 2003 | <25 | Unknown | 2 | 1 |
| DataVise ITS | Austin, Texas | 1988 | 26-100 | Under $100 million | 1 | 3 |
| David Hale Associates, Inc. | Owings, Maryland | 1995 | 26-100 | Under $100 million | 3 | 1 |
| Davidson Technologies | Huntsville, Alabama | 1996 | 101-500 | Under $100 million | 2 | 1 |
| DCS | Newbury Park, California | 1994 | 101-500 | Under $100 million | 1 | 3 |
| Decision Software Systems, Inc. | Doylestown, Pennsylvania | 1985 | <25 | Under $100 million | 1 | 1 |
| Definitive Logic | Arlington, Virginia | 1999 | Unknown | Unknown | 1 | 5 |
| Dell, Inc. / Dell Perot Systems | Round Rock, Texas | 1984 | Unknown | Above $50 billion | 20 | 4 |
| DestinE Research Group LLC | Niceville, Florida | 2006 | <25 | Under $100 million | 1 | 1 |
| Devine Consulting | Union City, California | 1998 | 26-100 | Under $100 million | 1 | 3 |
| Dexisive | Reston, Virginia | 2005 | 26-100 | Under $100 million | 3 | 2 |
| DHA Inc | Owings, Maryland | 1994 | 26-100 | Under $100 million | 3 | 1 |
| DHPC, Inc. | Westwood, New Jersey | 1992 | 26-100 | Under $100 million | 2 | 1 |
| Dichroma | Alexandria, Virginia | 1984 | 26-100 | Under $100 million | 1 | 2 |
| Digicon Corporation | Herndon, Virginia | 1985 | 101-500 | Under $100 million | 1 | 1 |
| Digital Receiver Technology, Inc., a Boeing Company | Germantown, Maryland | 1997 | 101-500 | Unknown | 1 | 1 |
| Diligent Consulting | San Antonio, Texas | 2001 | 26-100 | Under $100 million | 1 | 3 |
| Distributed Systems Services | Reading, Pennsylvania | 1995 | 101-500 | Unknown | 2 | 1 |
| Disys | Chantilly, Virginia | 1994 | 501-2,000 | $100 million to $750 million | 7 | 3 |
| Diverse Technologies Corporation | Upper Marlboro, Maryland | 1988 | 26-100 | Under $100 million | 1 | 1 |
| DKW Communications, Inc. | Washington, District of Columbia | 2000 | 101-500 | Under $100 million | 3 | 3 |
| Dowless and Associates | Herndon, Virginia | 1999 | 26-100 | Under $100 million | 1 | 2 |
| Dreamhammer | Santa Monica, California | 2000 | 26-100 | Under $100 million | 1 | 4 |
| DS Information Systems Corporation | Aiea, Hawaii | 2003 | 26-100 | Under $100 million | 2 | 2 |
| DSCI | Eatontown, New Jersey | 1992 | 101-500 | $100 million to $750 million | 5 | 1 |
| DSoft Technology | Colorado Springs, Colorado | 1998 | 26-100 | Under $100 million | 1 | 2 |
| DSPcon, Inc. | Bridgewater, New Jersey | 1991 | 26-100 | Under $100 million | 1 | 1 |
| DTECH LABS | Sterling, Virginia | 2001 | <25 | Under $100 million | 1 | 1 |
| Duer Advanced Technology and Aerospace, Inc. | Vienna, Virginia | 1996 | 26-100 | Under $100 million | 3 | 1 |
| Dynamic Analytics & Test Inc. | Arlington, Virginia | 1999 | <25 | Unknown | 1 | 5 |
| Dynamic Technology Systems | Alexandria, Virginia | 1987 | 101-500 | Under $100 million | 1 | 2 |
| Dynamis | Arlington, Virginia | 2008 | Unknown | Unknown | 2 | 1 |
| E & M Technologies, Inc. | Severn, Maryland | 2005 | <25 | Under $100 million | 1 | 2 |
| E*Pro Technologies | Woodbridge, New Jersey | 2005 | <25 | Unknown | 1 | 1 |
| e-Management | Silver Spring, Maryland | 1999 | 26-100 | Under $100 million | 2 | 1 |
| E-volve Technology Systems, Inc. | Fort Washington, Maryland | 2000 | <25 | Under $100 million | 1 | 2 |
| E.M. Norton Enterprises, Inc. | San Diego, California | 2003 | <25 | Under $100 million | 1 | 2 |
| EADS NA Defense Security and Systems Solutions, Inc. | San Antonio, Texas | 1999 | 101-500 | Under $100 million | 5 | 2 |
| Eagan, McCallister Associates, Inc., an SAIC Company | Lexington Park, Maryland | 1984 | 501-2,000 | Unknown | 2 | 10 |
| EAGLE Enterprise Joint Venture | Vienna, Virginia | 2005 | 501-2,000 | Unknown | 2 | 2 |
| EchoStorm Worldwide | Suffolk, Virginia | 2003 | 26-100 | Unknown | 2 | 1 |
| EDAptive Computing, Inc. | Dayton, Ohio | 1997 | <25 | Under $100 million | 1 | 4 |
| EDC Consulting Services | Washington, District of Columbia | 2005 | 26-100 | Under $100 million | 2 | 1 |
| Edge Technologies, Inc. | Fairfax, Virginia | 1993 | 26-100 | Unknown | 2 | 2 |
| Edgesource Corporation | Alexandria, Virginia | 1997 | 26-100 | Under $100 million | 2 | 1 |
| Edgewater Federal Solutions | Urbana, Maryland | 2002 | 26-100 | Under $100 million | 2 | 1 |
| Eiden Systems Corporation | Charlottesville, Virginia | 1981 | 26-100 | Unknown | 2 | 7 |
| eklypse2 | Littleton, Colorado | 1999 | <25 | Unknown | 1 | 1 |
| Elicitek Inc. | Rockville, Maryland | 1999 | <25 | Under $100 million | 1 | 1 |
| Elite Consulting Group | New York, New York | 1997 | <25 | Under $100 million | 1 | 1 |
| EMC Corporation | McLean, Virginia | 1979 | 10,000+ | $10 billion to $50 billion | 9 | 1 |
| EMSolutions | Arlington, Virginia | 2000 | 26-100 | Under $100 million | 2 | 5 |
| EMW, Inc. | Herndon, Virginia | 1991 | 101-500 | Under $100 million | 1 | 6 |
| Endeavor Systems | McLean, Virginia | 1999 | 26-100 | Unknown | 4 | 3 |
| Endeca Technologies, Inc. | Cambridge, Massachusetts | 1999 | 101-500 | $100 million to $750 million | 1 | 1 |
| Enerdyne Technologies Inc., a Viasat Company | El Cajon, California | 2006 | 26-100 | Unknown | 1 | 2 |
| Energy Enterprise Solutions, LLC | Germantown, Maryland | 2004 | 101-500 | $100 million to $750 million | 5 | 2 |
| Engineering Documentation Systems, Inc. | Corona, California | 1988 | 101-500 | Unknown | 3 | 3 |
| Engineering Services Network, Inc. | Arlington, Virginia | 1994 | 101-500 | Under $100 million | 1 | 3 |
| Engineering Solutions and Products | Eatontown, New Jersey | 2000 | 501-2,000 | $100 million to $750 million | 1 | 2 |
| Engineering Systems Solutions, Inc. | Frederick, Maryland | 1994 | 101-500 | Under $100 million | 10 | 5 |
| Engineering, Software and Network Services | Alexandria, Virginia | 2002 | 26-100 | Under $100 million | 5 | 2 |
| Enterprise and Portal Software Systems | Columbia, Maryland | 2003 | <25 | Unknown | 1 | 2 |
| Enterprise Business Solutions | Burke, Virginia | 1995 | 26-100 | Under $100 million | 1 | 1 |
| Enterprise Information Services, Inc. | Vienna, Virginia | 1994 | 101-500 | Under $100 million | 1 | 8 |
| Epoch Software Systems Inc. | Gulf Breeze, Florida | 1989 | 26-100 | Under $100 million | 1 | 1 |
| Ericsson Federal, Inc. | Reston, Virginia | 1990 | 101-500 | Unknown | 2 | 2 |
| ESG Consulting | Santa Clara, California | 1986 | 26-100 | Unknown | 1 | 1 |
| Espy Corporation | Austin, Texas | 1999 | <25 | Under $100 million | 1 | 2 |
| ESRI | Redlands, California | 1969 | 2,001-5,000 | $750 million to $1 billion | 3 | 3 |
| Evolver, Inc. | Reston, Virginia | 2000 | 101-500 | Under $100 million | 1 | 1 |
| Excel Management Systems, Inc. | Columbus, Ohio | 1989 | 101-500 | Under $100 million | 1 | 3 |
| Excell Data, a Compucom Company | Bellevue, Washington | 2001 | 101-500 | Unknown | 1 | 1 |
| Exceptional Software Strategies, Inc. | Linthicum Heights, Maryland | 1996 | 101-500 | Unknown | 3 | 2 |
| ExecuTech Strategic Consulting | Woodbridge, Virginia | 2005 | 26-100 | Under $100 million | 1 | 4 |
| Executive Systems West | Aurora, Colorado | 1983 | <25 | Unknown | 1 | 1 |
| eXMeritus Software Federal Systems, Inc. | Fairfax, Virginia | 2002 | Unknown | Unknown | 1 | 1 |
| Expert Consultants, Inc. | Frederick, Maryland | 1996 | 26-100 | Under $100 million | 1 | 2 |
| Ezenia!, Inc. | Nashua, New Hampshire | 1991 | 26-100 | Under $100 million | 1 | 1 |
| Facchina Global Services, LLC | La Plata, Maryland | 2004 | 101-500 | Unknown | 3 | 2 |
| Fairfield Technologies | Washington, District of Columbia | 1990 | 26-100 | Unknown | 1 | 1 |
| Fcaps Inc. | Upper Marlboro, Maryland | 2000 | <25 | Unknown | 2 | 1 |
| FCN IT | Rockville, Maryland | 1990 | Unknown | Under $100 million | 2 | 1 |
| Federal IT Consulting | Rockville, Maryland | 2003 | 26-100 | Under $100 million | 1 | 1 |
| Federated IT | Washington, District of Columbia | 2002 | 26-100 | Under $100 million | 3 | 4 |
| FGM, Inc. | Reston, Virginia | 1987 | 101-500 | Under $100 million | 3 | 8 |
| FiberTechnologies | Moneta, Virginia | 1990 | <25 | Under $100 million | 1 | 2 |
| Flash Technology Group LLC | Sykesville, Maryland | 2007 | <25 | Unknown | 1 | 5 |
| FlatIron Solutions | Boulder, Colorado | 2001 | 101-500 | Under $100 million | 1 | 4 |
| Flatter & Associates | Stafford, Virginia | 2002 | 26-100 | Under $100 million | 2 | 1 |
| FlexPoint Technology | Reston, Virginia | 2007 | <25 | Under $100 million | 1 | 1 |
| FMS Secure Solutions LLC | Linthicum Heights, Maryland | 2000 | <25 | Under $100 million | 2 | 2 |
| Forbes Analytic Software, Inc. | Leesburg, Virginia | 1989 | <25 | Under $100 million | 2 | 1 |
| Force 3, Inc. | Crofton, Maryland | 1991 | 101-500 | Under $100 million | 9 | 1 |
| Foxhole Technology | Fairfax, Virginia | 2007 | <25 | Under $100 million | 3 | 8 |
| Frontier Technologies, Inc. | Edgewater, Maryland | 1984 | <25 | Under $100 million | 1 | 2 |
| Frontline Systems, Inc. | San Antonio, Texas | 1992 | 26-100 | Under $100 million | 1 | 5 |
| Fulcrum IT Services | Manassas, Virginia | 1985 | 101-500 | Under $100 million | 19 | 10 |
| G & B Solutions, Inc. | Reston, Virginia | 2001 | 101-500 | Under $100 million | 1 | 2 |
| G3 Technologies, Inc. | Columbia, Maryland | 2001 | 26-100 | Under $100 million | 1 | 1 |
| GAITS | Alexandria, Virginia | 1997 | 101-500 | Under $100 million | 1 | 1 |
| Gartner | Stamford, Connecticut | 1979 | 2,001-5,000 | $1 billion to $10 billion | 2 | 1 |
| Genova Technologies | Cedar Rapids, Iowa | 1993 | 26-100 | Under $100 million | 1 | 1 |
| Geomatrix Software Services | Bound Brook, New Jersey | 1999 | 26-100 | Under $100 million | 1 | 1 |
| Get-U-Started w/NT Solutions, LLC | Charlotte, North Carolina | 2000 | <25 | Under $100 million | 1 | 1 |
| GH Engineering, Inc. | Vienna, Virginia | 1999 | <25 | Under $100 million | 1 | 1 |
| Global CI | Windsor Mill, Maryland | 1992 | 26-100 | Under $100 million | 4 | 6 |
| Global Infotek Inc. | Reston, Virginia | 1996 | 26-100 | Under $100 million | 1 | 5 |
| Global Management Systems Inc. | Washington, District of Columbia | 1988 | 101-500 | Under $100 million | 1 | 8 |
| Global Network Systems | Rockville, Maryland | 1998 | <25 | Under $100 million | 2 | 4 |
| Global Technical Systems | Virginia Beach, Virginia | 1997 | 26-100 | Unknown | 1 | 7 |
| Global Technology Resources, Inc. | Denver, Colorado | 1998 | 101-500 | $100 million to $750 million | 3 | 2 |
| Globecomm Services Maryland LLC | Savage, Maryland | 1994 | Unknown | Unknown | 3 | 1 |
| Glotech | Rockville, Maryland | 1995 | 26-100 | Unknown | 3 | 1 |
| Mountain View, California | 1998 | 10,000+ | $10 billion to $50 billion | 2 | 1 | |
| Government Systems, Inc. | Alexandria, Virginia | 2001 | <25 | Under $100 million | 2 | 6 |
| Graham Technologies | Upper Marlboro, Maryland | 2007 | <25 | Unknown | 2 | 1 |
| Green Hills Software | Santa Barbara, California | 1982 | 101-500 | Unknown | 1 | 1 |
| GRSi | Frederick, Maryland | 2000 | 101-500 | Under $100 million | 5 | 4 |
| GTI Federal | Frederick, Maryland | 1998 | 26-100 | Under $100 million | 1 | 5 |
| GTRas | Chantilly, Virginia | 2000 | 26-100 | Under $100 million | 4 | 1 |
| GTSI Corp. | Herndon, Virginia | 1983 | 501-2,000 | $750 million to $1 billion | 2 | 2 |
| Guidance Software | Pasadena, California | 1997 | 101-500 | Under $100 million | 1 | 1 |
| Halcyon Solutions Inc. | Dublin, Ohio | 1992 | 26-100 | Unknown | 2 | 1 |
| Harris Corporation | Melbourne, Florida | 1987 | 10,000+ | $1 billion to $10 billion | 29 | 17 |
| Hatha Systems | Washington, District of Columbia | 2006 | <25 | Unknown | 1 | 1 |
| Heritage Global Solutions | Glendale, California | 2003 | <25 | Under $100 million | 3 | 1 |
| HETRA Secure Solutions | Palm Bay, Florida | 1999 | 26-100 | Under $100 million | 1 | 1 |
| Hewlett Packard | Palo Alto, California | 1939 | 10,000+ | Above $50 billion | 25 | 18 |
| High Performance Technologies, Inc. | Reston, Virginia | 1991 | 101-500 | Under $100 million | 3 | 3 |
| Hitachi, Ltd. | Santa Clara, California | 1989 | 10,000+ | Above $50 billion | 1 | 1 |
| Hittite Microwave Corporation | Chelmsford, Massachusetts | 1985 | 101-500 | $100 million to $750 million | 1 | 1 |
| Honeywell, Inc. | Morristown, New Jersey | 1885 | 10,000+ | $10 billion to $50 billion | 7 | 9 |
| Horizon Technology Partners | Palatine, Illinois | 1994 | 26-100 | Under $100 million | 1 | 2 |
| HT Innovations | Chesterfield, Virginia | 2002 | <25 | Under $100 million | 2 | 3 |
| HTA Technology Security Consulting | Chicago, Illinois | 2001 | 26-100 | Unknown | 7 | 2 |
| Hughes Communications, Inc. | Germantown, Maryland | 2005 | 2,001-5,000 | $1 billion to $10 billion | 1 | 1 |
| I.M. Systems Group, Inc. | Rockville, Maryland | 1986 | 101-500 | Unknown | 2 | 5 |
| Ian Evin Alexanders | Oxon Hill, Maryland | 1999 | <25 | Under $100 million | 1 | 4 |
| IBM | Armonk, New York | 1924 | 10,000+ | Above $50 billion | 17 | 9 |
| IceWEB | Sterling, Virginia | 2004 | <25 | Under $100 million | 1 | 1 |
| ICF Jacob and Sundstrom | Baltimore, Maryland | 1981 | 26-100 | Unknown | 2 | 4 |
| ICS Nett Inc. | Vienna, Virginia | 2003 | 26-100 | Under $100 million | 3 | 3 |
| iDirect Technologies, a VT Systems company | Herndon, Virginia | 1994 | 101-500 | $100 million to $750 million | 2 | 4 |
| iGov | McLean, Virginia | 1996 | 26-100 | Under $100 million | 2 | 2 |
| IMC | Sterling, Virginia | 1989 | 26-100 | Unknown | 2 | 6 |
| immixGroup | McLean, Virginia | 1997 | 101-500 | $750 million to $1 billion | 2 | 4 |
| Impact Technologies | Rochester, New York | 1999 | 26-100 | Under $100 million | 1 | 1 |
| Imperva | Redwood City, California | 2002 | 26-100 | Unknown | 1 | 1 |
| IMRG, Inc. | Lanham, Maryland | 1997 | Unknown | Under $100 million | 2 | 1 |
| IMRI | Laguna Hills, California | 1992 | 26-100 | Unknown | 3 | 6 |
| IMTAS | Chantilly, Virginia | 1994 | 26-100 | Unknown | 3 | 1 |
| IndegoCTC, Inc. | Chantilly, Virginia | 1995 | <25 | Under $100 million | 1 | 1 |
| Indotronix International Corp. | Poughkeepsie, New York | 1986 | 501-2,000 | Under $100 million | 1 | 1 |
| IndraSoft, Inc. | Herndon, Virginia | 2002 | Unknown | Unknown | 1 | 1 |
| INDUS Corporation | Vienna, Virginia | 1991 | 501-2,000 | Unknown | 9 | 9 |
| INDUS Technology | San Diego, California | 1991 | 101-500 | Under $100 million | 2 | 4 |
| Industrial Medium | McLean, Virginia | 2004 | <25 | Under $100 million | 3 | 5 |
| iNEK Techologies | Overland Park, Kansas | 2004 | 26-100 | Under $100 million | 1 | 1 |
| InferX Corporation | Sterling, Virginia | 1992 | <25 | Unknown | 1 | 1 |
| Infinite Group, Inc. | Pittsford, New York | 1986 | 26-100 | Under $100 million | 1 | 2 |
| Infinity Systems Engineering | Colorado Springs, Colorado | 1996 | 26-100 | Under $100 million | 1 | 4 |
| Infobionics | Eden Prairie, Minnesota | 2000 | <25 | Under $100 million | 1 | 1 |
| InfoPro, Incorporated | McLean, Virginia | 1989 | 101-500 | Unknown | 2 | 5 |
| Informatica | Redwood City, California | 1993 | 501-2,000 | $100 million to $750 million | 2 | 5 |
| Information Innovators, Inc. | Springfield, Virginia | 2001 | 101-500 | Under $100 million | 1 | 4 |
| Information Management Group, Inc. | Fairfax, Virginia | 1987 | 26-100 | Under $100 million | 20 | 7 |
| Information Manufacturing LLC | Fairfax, Virginia | 1999 | <25 | Unknown | 1 | 2 |
| Information Systems Security Solutions, Inc. | Sterling, Virginia | 2002 | 26-100 | Under $100 million | 1 | 1 |
| Information Systems Solutions, Inc. | Rockville, Maryland | 1997 | 26-100 | Under $100 million | 5 | 7 |
| Information Technology Company LLC | Falls Church, Virginia | 1978 | <25 | Under $100 million | 1 | 3 |
| Information Technology Management Inc. | Springfield, Virginia | 1996 | <25 | Unknown | 1 | 1 |
| Infostructures | Rockville, Maryland | 1988 | 26-100 | Unknown | 1 | 2 |
| Initiate Systems | Chicago, Illinois | 1994 | 26-100 | Unknown | 1 | 2 |
| Innoface Systems | Crofton, Maryland | 2005 | <25 | Under $100 million | 1 | 1 |
| Innovative Information Solutions | Leesburg, Virginia | 2004 | <25 | Under $100 million | 7 | 3 |
| Innovative Management and Technology Services | Fairmont, West Virginia | 1999 | 26-100 | Under $100 million | 1 | 9 |
| InovaTech Government Solutions | Fayetteville, North Carolina | 2002 | 26-100 | Under $100 million | 1 | 3 |
| Inscope Solutions | Reston, Virginia | 2003 | 26-100 | Under $100 million | 7 | 10 |
| Instrumental Inc. | Minneapolis, Minnesota | 1991 | <25 | Under $100 million | 1 | 1 |
| Insys, Inc. | Rockville, Maryland | 1994 | <25 | Unknown | 1 | 2 |
| Intact Technology, Inc. | Washington, District of Columbia | 1994 | 26-100 | Under $100 million | 1 | 1 |
| INTECON | Centennial, Colorado | 1999 | 101-500 | Under $100 million | 3 | 5 |
| Integral Systems | Columbia, Maryland | 1982 | 501-2,000 | $100 million to $750 million | 1 | 1 |
| Integrated Communication Solutions, Inc. | Frederick, Maryland | 1989 | 101-500 | Under $100 million | 3 | 15 |
| Integrated Security Technologies | Herndon, Virginia | 1997 | 26-100 | Under $100 million | 1 | 1 |
| Integrits | San Diego, California | 1999 | 26-100 | Under $100 million | 1 | 1 |
| IntelliDyne LLC | Falls Church, Virginia | 1999 | 101-500 | Unknown | 1 | 3 |
| Intelligence Consulting Enterprise Solutions | Leesburg, Virginia | 2004 | 26-100 | Under $100 million | 1 | 1 |
| Intelligent Decisions, Inc. | Ashburn, Virginia | 1988 | 101-500 | Unknown | 6 | 5 |
| Intelligent Solutions, Inc. | Boulder, Colorado | 1992 | Unknown | Unknown | 7 | 2 |
| Intelligent Technologies, Inc. | Fairfax, Virginia | 2002 | <25 | Under $100 million | 2 | 1 |
| Intelligent Waves LLC | Herndon, Virginia | 2006 | 26-100 | Under $100 million | 2 | 1 |
| Intelligenxia | Jacksonville, Florida | 2000 | <25 | Under $100 million | 1 | 1 |
| Intellitactics | Reston, Virginia | 2003 | 26-100 | Unknown | 1 | 3 |
| Intelliware Systems | Fredericksburg, Virginia | 2005 | 26-100 | Under $100 million | 3 | 2 |
| Intercom Consulting and Federal Systems, Inc. | Leesburg, Virginia | 1990 | 26-100 | Unknown | 1 | 1 |
| InterImage, Inc. | Arlington, Virginia | 1996 | 26-100 | Under $100 million | 1 | 2 |
| Intervise Consultants | Rockville, Maryland | 1991 | 101-500 | Under $100 million | 2 | 4 |
| Invizeon | Missoula, Montana | 1996 | <25 | Under $100 million | 1 | 1 |
| INX Inc. | Houston, Texas | 1984 | 101-500 | $100 million to $750 million | 1 | 4 |
| Inxight Software | Sunnyvale, California | 2003 | <25 | Unknown | 1 | 1 |
| IOMAX Information Services LLC | Springfield, Virginia | 2004 | 26-100 | Under $100 million | 1 | 4 |
| IonIdea | Fairfax, Virginia | 1991 | 26-100 | Unknown | 1 | 1 |
| IP Network Solutions Inc. | Herndon, Virginia | 2003 | 26-100 | Under $100 million | 3 | 1 |
| Ironclad Technology Group | Virginia Beach, Virginia | 2008 | <25 | Under $100 million | 2 | 1 |
| ISC | Oak Park, Illinois | 1989 | <25 | Unknown | 1 | 4 |
| iSoftech | Chantilly, Virginia | 2004 | 26-100 | Under $100 million | 1 | 1 |
| ISPA, Inc. | Atlanta, Georgia | 1983 | 26-100 | Under $100 million | 1 | 4 |
| ISYS Technologies | Littleton, Colorado | 1990 | 101-500 | Under $100 million | 21 | 7 |
| IT Catalyst Group | Rockville, Maryland | 2008 | <25 | Unknown | 2 | 1 |
| IT Solutions Partners LLC | Suffolk, Virginia | 1989 | <25 | Unknown | 1 | 1 |
| IT Tech Inc. | Fremont, California | Unknown | <25 | Under $100 million | 1 | 2 |
| IT-CNP, Inc. | Columbia, Maryland | 2000 | 26-100 | Under $100 million | 1 | 1 |
| ITEQ | Silver Spring, Maryland | 1991 | Unknown | Under $100 million | 1 | 1 |
| ITI Solutions | San Antonio, Texas | 2002 | <25 | Unknown | 1 | 2 |
| ITSolutions, LLC | Silver Spring, Maryland | 2001 | 101-500 | Under $100 million | 2 | 1 |
| ITT Corporation | McLean, Virginia | 1995 | 501-2,000 | $1 billion to $10 billion | 52 | 17 |
| IxReveal, Inc. | Jacksonville, Florida | 2000 | <25 | Under $100 million | 1 | 1 |
| IZ Technologies | Ashburn, Virginia | 2006 | <25 | Under $100 million | 5 | 3 |
| JAB Innovative Solutions | Bristow, Virginia | 2007 | <25 | Unknown | 1 | 1 |
| Jade Falcon IT | Glendale, Arizona | 2007 | <25 | Under $100 million | 1 | 1 |
| Janus Associates | Stamford, Connecticut | 1988 | Unknown | Under $100 million | 1 | 1 |
| JBI Technologies | Annapolis, Maryland | 1995 | 26-100 | Under $100 million | 1 | 1 |
| Jive Software | Portland, Oregon | 2001 | 101-500 | Under $100 million | 1 | 2 |
| JTSI, Inc. | Kailua, Hawaii | 2002 | 26-100 | Under $100 million | 2 | 2 |
| Juniper Networks | Sunnyvale, California | 1996 | 5,000-10,000 | $1 billion to $10 billion | 2 | 1 |
| Jupiter Systems | Hayward, California | 1981 | 26-100 | Under $100 million | 1 | 5 |
| K-Mar Industries | Biloxi, Mississippi | 1997 | 101-500 | Under $100 million | 1 | 2 |
| K2 Share LLC | COLLEGE STATION, Texas | 2000 | 26-100 | Under $100 million | 3 | 2 |
| K4 Solutions | Falls Church, Virginia | 2001 | 26-100 | Under $100 million | 1 | 2 |
| Kadix Systems | Arlington, Virginia | 2001 | 101-500 | Under $100 million | 4 | 12 |
| Keane Federal Systems, Inc. | McLean, Virginia | 1965 | 10,000+ | Unknown | 7 | 11 |
| Kestrel Enterprises, Inc. | Springfield, Virginia | 2001 | <25 | Unknown | 2 | 1 |
| Key Logic Systems, Inc. | Morgantown, West Virginia | 1998 | 26-100 | Under $100 million | 5 | 4 |
| Key Solutions, Inc. | Upper Marlboro, Maryland | 2003 | 26-100 | Under $100 million | 1 | 1 |
| Keystone Computer Associates, Inc. | Fort Washington, Pennsylvania | 1965 | 26-100 | Under $100 million | 1 | 1 |
| Kiowa Technology | McLean, Virginia | 2008 | <25 | Under $100 million | 1 | 1 |
| Kitware, Inc. | Clifton Park, New York | 1998 | 26-100 | Under $100 million | 1 | 1 |
| KMM Technologies, Inc | Reston, Virginia | 2003 | <25 | Unknown | 3 | 1 |
| Knight Point Systems | Dulles, Virginia | 2005 | 26-100 | Under $100 million | 1 | 5 |
| Knowledge Based Systems, Inc. | College Station, Texas | 1988 | 26-100 | Unknown | 1 | 1 |
| Kodak | Rochester, New York | 1888 | 10,000+ | $1 billion to $10 billion | 1 | 4 |
| Koniag Services Inc. | Chantilly, Virginia | 1994 | 101-500 | Under $100 million | 1 | 1 |
| Kortex Software | Alexandria, Virginia | 2003 | <25 | Under $100 million | 1 | 1 |
| Kratos Defense and Security Solutions | San Diego, California | 1995 | 501-2,000 | $100 million to $750 million | 30 | 10 |
| L-3 Communications | New York, New York | 1997 | 10,000+ | $10 billion to $50 billion | 96 | 29 |
| Language Computer Corporation | Richardson, Texas | 1995 | 26-100 | Under $100 million | 1 | 1 |
| Layer 7 Technologies | Washington, District of Columbia | 1995 | <25 | Unknown | 1 | 7 |
| Leader Communications, Inc. | Oklahoma City, Oklahoma | 1999 | 101-500 | Under $100 million | 1 | 7 |
| Leading Edge Systems | Colorado Springs, Colorado | 2002 | <25 | Unknown | 1 | 3 |
| Lighthouse Computer Services | Lincoln, Rhode Island | 1995 | 101-500 | Under $100 million | 2 | 1 |
| Link Solutions, Inc. | Reston, Virginia | 2006 | 26-100 | Under $100 million | 1 | 1 |
| LinQuest Corporation | Los Angeles, California | 2003 | 101-500 | Unknown | 4 | 2 |
| LMN Solutions | Reston, Virginia | 2005 | <25 | Under $100 million | 3 | 1 |
| Log.sec Corporation | Falls Church, Virginia | 2000 | 101-500 | Unknown | 3 | 1 |
| LogiCore | Huntsville, Alabama | 2002 | 26-100 | Under $100 million | 1 | 1 |
| LOGIXtech Solutions | Edison, New Jersey | 2001 | 26-100 | Unknown | 2 | 1 |
| Long Wave, Inc. | Fort Worth, Texas | 1995 | 26-100 | Under $100 million | 1 | 1 |
| Lucent Global Solutions, an Alcatel-Lucent Company | Herndon, Virginia | 2007 | 101-500 | Unknown | 3 | 4 |
| Lumark Technologies, Inc. | Fairfax, Virginia | 1999 | <25 | Unknown | 1 | 2 |
| Lumen Research LLC | Licking, Missouri | 2007 | <25 | Under $100 million | 1 | 1 |
| Lunarline | Arlington, Virginia | 2004 | <25 | Under $100 million | 1 | 9 |
| Macfadden Systems Integration Group | Silver Spring, Maryland | 1986 | 101-500 | Under $100 million | 1 | 1 |
| Macro Solutions, Inc. | Arlington, Virginia | 2000 | 26-100 | Under $100 million | 2 | 1 |
| Maden Technologies Consulting, Inc. | Arlington, Virginia | 1985 | 26-100 | Under $100 million | 4 | 6 |
| Management Analysis, Inc. | Vienna, Virginia | 1976 | 26-100 | Unknown | 1 | 10 |
| Management Technology, Inc. | Oxon Hill, Maryland | 1985 | 101-500 | Under $100 million | 1 | 3 |
| Mandex, Inc. | Fairfax, Virginia | 1994 | 26-100 | Under $100 million | 1 | 5 |
| Mark Logic | San Carlos, California | 2001 | 26-100 | Under $100 million | 4 | 2 |
| MartinFederal Consulting | Dadeville, Alabama | 2006 | <25 | Unknown | 1 | 2 |
| Master Solutions LLC | Colorado Springs, Colorado | 1998 | 26-100 | Under $100 million | 2 | 3 |
| MBR Computer Consultants, Inc. | Vienna, Virginia | 2000 | 26-100 | Unknown | 1 | 2 |
| MCP Computer Corporation | San Marcos, California | 1998 | <25 | Unknown | 1 | 7 |
| MCS | Tampa, Florida | 1988 | 101-500 | Under $100 million | 1 | 4 |
| MDA | 1969 | 2,001-5,000 | $750 million to $1 billion | 2 | 3 | |
| mediaEdge, a Division of Exceptional Software | Linthicum Heights, Maryland | 1996 | 101-500 | Unknown | 1 | 10 |
| Mercury Computer Systems | Chelmsford, Massachusetts | 1981 | 501-2,000 | $100 million to $750 million | 3 | 2 |
| MeriTec Services, Inc. | San Antonio, Texas | 2002 | 26-100 | Under $100 million | 2 | 3 |
| Merlin International | Englewood, Colorado | 1997 | 26-100 | Under $100 million | 3 | 2 |
| Metron, Inc. | Arlington, Virginia | 1984 | Unknown | Unknown | 4 | 1 |
| MicroLink, LLC | Vienna, Virginia | 1998 | 101-500 | Under $100 million | 1 | 4 |
| MicroSat Systems, Inc. | Littleton, Colorado | 2001 | 26-100 | Unknown | 1 | 1 |
| Microsoft Corporation | Redmond, Washington | 1975 | 10,000+ | Above $50 billion | 9 | 2 |
| MicroSys | Manassas, Virginia | 2002 | <25 | Under $100 million | 4 | 6 |
| MicroTech, LLC | Vienna, Virginia | 2004 | 101-500 | Under $100 million | 3 | 1 |
| Miklos Systems, Inc. | Fairfax, Virginia | 1993 | 26-100 | Under $100 million | 1 | 1 |
| Millennium Engineering and Integration Corporation | Arlington, Virginia | 1995 | 101-500 | Unknown | 3 | 6 |
| Missing Link Security | Springfield, Virginia | 1993 | 26-100 | Under $100 million | 2 | 1 |
| Mission Solutions | Colorado Springs, Colorado | 2005 | <25 | Under $100 million | 1 | 4 |
| Mnemonics Inc. | Melbourne, Florida | 1976 | 101-500 | Under $100 million | 1 | 3 |
| Modis, Inc., an Adecco company | Jacksonville, Florida | 1986 | 5,000-10,000 | Unknown | 14 | 4 |
| MOJA, Incorporated | Manassas, Virginia | 1995 | 26-100 | Under $100 million | 5 | 12 |
| Mosaic Inc. | Herndon, Virginia | 2001 | <25 | Under $100 million | 3 | 6 |
| Motorola, Inc. | Schaumburg, Illinois | 1928 | 10,000+ | $10 billion to $50 billion | 2 | 2 |
| NAID | Upper Marlboro, Maryland | 1983 | 26-100 | Under $100 million | 1 | 6 |
| Narus, Inc. | Sunnyvale, California | 1997 | 26-100 | Under $100 million | 2 | 1 |
| Nathan Kunes Inc. | Coronado, California | 2000 | <25 | Under $100 million | 1 | 2 |
| Nationwide IT Services | Alexandria, Virginia | 2006 | <25 | Under $100 million | 1 | 1 |
| Navstar, Inc. | Falls Church, Virginia | 1999 | 26-100 | Under $100 million | 12 | 8 |
| NBS Enterprises | Leesburg, Virginia | 2003 | <25 | Under $100 million | 7 | 1 |
| NC4 | El Segundo, California | 2005 | 101-500 | Unknown | 1 | 1 |
| NCI Information Systems, Inc. | Reston, Virginia | 1989 | 2,001-5,000 | $100 million to $750 million | 25 | 9 |
| NCS Technologies, Inc. | Piscataway, New Jersey | 1984 | 101-500 | Under $100 million | 2 | 1 |
| Net2Net Solutions, Inc. | Great Falls, Virginia | 2001 | <25 | Under $100 million | 1 | 1 |
| NetApp Inc. | Sunnyvale, California | 1992 | 5,000-10,000 | $100 million to $750 million | 2 | 1 |
| Netcentrics Corp. | Vienna, Virginia | 1995 | 26-100 | Under $100 million | 1 | 1 |
| Netconn Solutions | Hagerstown, Maryland | 1997 | 101-500 | Under $100 million | 5 | 3 |
| NetScout Systems | Westford, Massachusetts | 1984 | 501-2,000 | Under $100 million | 2 | 6 |
| NetStar Systems Inc. | Vienna, Virginia | 1998 | 26-100 | Unknown | 1 | 5 |
| NetStar-1 | Rockville, Maryland | 2002 | 501-2,000 | Under $100 million | 2 | 5 |
| NetWitness | Herndon, Virginia | 2006 | 26-100 | Under $100 million | 1 | 1 |
| Network Integrity Systems Inc. | Marriottsville, Maryland | 2002 | <25 | Unknown | 1 | 1 |
| Network Security Systems Plus, Inc. | Falls Church, Virginia | 2002 | 26-100 | Under $100 million | 2 | 4 |
| New River Systems | Ashburn, Virginia | 2007 | <25 | Unknown | 3 | 2 |
| Newberry Group, The | Saint Charles, Missouri | 1996 | 101-500 | Under $100 million | 3 | 5 |
| Newgen Technologies, Inc. | Clarksville, Maryland | 1997 | 26-100 | Under $100 million | 2 | 1 |
| NexOne Company | Bountiful, Utah | 2000 | 101-500 | Under $100 million | 3 | 6 |
| Nicor Global | Washington, District of Columbia | 2007 | <25 | Unknown | 1 | 6 |
| NIS Solutions | Sterling, Virginia | 1997 | <25 | Under $100 million | 1 | 3 |
| NJVC, LLC | Vienna, Virginia | 2000 | 501-2,000 | $100 million to $750 million | 13 | 6 |
| NMR Consulting | Annapolis, Maryland | 1996 | 26-100 | Under $100 million | 1 | 6 |
| Northstrat | Purcellville, Virginia | 2006 | <25 | Under $100 million | 2 | 1 |
| Nova Corp. | Window Rock, Arizona | 2004 | 26-100 | Under $100 million | 1 | 4 |
| Nova Management, Inc. | Monterey, California | 1992 | 101-500 | Under $100 million | 1 | 1 |
| NovaDatacom | Chantilly, Virginia | 2004 | 26-100 | Under $100 million | 1 | 5 |
| Novell | Waltham, Massachusetts | 1983 | 2,001-5,000 | $750 million to $1 billion | 2 | 1 |
| Novii Design | Columbia, Maryland | 2005 | 26-100 | Under $100 million | 1 | 3 |
| Novodynamics | Ann Arbor, Michigan | 2001 | <25 | Under $100 million | 1 | 2 |
| NSR Solutions, Inc. | ROCKVILLE, Maryland | 1990 | <25 | Unknown | 1 | 2 |
| Nytor Technologies | Chantilly, Virginia | 2004 | 26-100 | Unknown | 1 | 1 |
| Oak Grove Technologies | Raleigh, North Carolina | 1998 | 101-500 | Under $100 million | 3 | 13 |
| Object Data Inc. | Manalapan, New Jersey | 1995 | 26-100 | Under $100 million | 2 | 1 |
| ObjectFX | Minneapolis, Minnesota | 1993 | 26-100 | Unknown | 1 | 1 |
| ObjectWin | Houston, Texas | 1997 | 101-500 | Under $100 million | 1 | 1 |
| Odyssey Systems Consulting Group, Ltd. | Wakefield, Massachusetts | 1997 | 101-500 | Under $100 million | 4 | 3 |
| OG Systems | Herndon, Virginia | 1997 | Unknown | Under $100 million | 5 | 4 |
| Ohm Systems, Inc. | Horsham, Pennsylvania | 1998 | 26-100 | Under $100 million | 1 | 1 |
| Omega Systems | Phoenix, Arizona | 1998 | <25 | Under $100 million | 3 | 4 |
| Omega Technologies, Inc. | Fairfax, Virginia | 1997 | 26-100 | Under $100 million | 1 | 8 |
| OMNITEC Solutions, Inc. | Bethesda, Maryland | 1999 | 101-500 | Under $100 million | 3 | 3 |
| Omniture Visual Sciences, an Adobe Company | Orem, Utah | 1996 | 501-2,000 | $100 million to $750 million | 1 | 1 |
| OnPoint LLC | Arlington, Virginia | 1995 | 101-500 | Under $100 million | 1 | 5 |
| Opal Soft, Inc. | Sunnyvale, California | 1997 | 26-100 | Under $100 million | 1 | 1 |
| OPNET Technologies, Inc. | Bethesda, Maryland | 1986 | 501-2,000 | Under $100 million | 6 | 2 |
| Optimal Enterprise Solutions | Manassas, Virginia | 2004 | <25 | Under $100 million | 1 | 1 |
| Optimos Incorporated | Chantilly, Virginia | 1993 | 101-500 | Unknown | 1 | 4 |
| Oracle USA | Redwood City, California | 1977 | 10,000+ | $10 billion to $50 billion | 6 | 16 |
| Orizon, Inc. | Rockville, Maryland | 1998 | 26-100 | Under $100 million | 2 | 3 |
| Outline Systems | Somerset, New Jersey | 1997 | <25 | Under $100 million | 5 | 1 |
| P3I, Inc. | Hopkinton, Massachusetts | 2000 | 26-100 | Under $100 million | 2 | 1 |
| Pailen-Johnson Associates, Inc. | Frederick, Maryland | 1979 | <25 | Unknown | 1 | 1 |
| Palantir Technologies | Palo Alto, California | 2004 | 101-500 | Under $100 million | 1 | 1 |
| Palomar Products Inc. | Rancho Santa Margar, California | 1997 | 26-100 | Unknown | 1 | 1 |
| PAR Government Solutions | Rome, New York | 1986 | <25 | Unknown | 2 | 1 |
| Paradigm Solutions | Dallas, Texas | 1995 | <25 | Under $100 million | 7 | 7 |
| Paragon Dynamics, Inc. | Aurora, Colorado | 1997 | 26-100 | Under $100 million | 1 | 1 |
| Paragon Systems | Herndon, Virginia | 2003 | <25 | Under $100 million | 2 | 3 |
| Patriot LLC | Columbia, Maryland | 2005 | 26-100 | Under $100 million | 1 | 5 |
| Patriot Technologies | Frederick, Maryland | 1996 | 26-100 | Under $100 million | 1 | 4 |
| PE Systems | Fairfax, Virginia | 1995 | 101-500 | Under $100 million | 1 | 1 |
| Peak Computer Solutions | Virginia Beach, Virginia | 1995 | Unknown | Under $100 million | 5 | 4 |
| Peerless Technologies | Fairborn, Ohio | 2000 | 26-100 | Under $100 million | 2 | 3 |
| Perceptronics | Sherman Oaks, California | 2002 | <25 | Unknown | 1 | 1 |
| Permuta Technologies | Alexandria, Virginia | 2000 | <25 | Unknown | 1 | 1 |
| Pilar Services, Inc. | Laurel, Maryland | 2003 | <25 | Under $100 million | 1 | 5 |
| piXlogic | Los Altos, California | 1999 | <25 | Under $100 million | 1 | 1 |
| Planet Works | Pasadena, Maryland | 1996 | <25 | Unknown | 1 | 1 |
| Platinum Solutions, Inc. | Reston, Virginia | 1999 | 26-100 | Under $100 million | 6 | 5 |
| PLEXSYS Interface Products, Inc. | Camas, Washington | 1986 | 26-100 | Under $100 million | 1 | 1 |
| Plexus Com/Group | Baltimore, Maryland | 1995 | 26-100 | Unknown | 1 | 1 |
| Point One | Arlington, Virginia | 1998 | <25 | Unknown | 1 | 1 |
| Polycom Inc. | Boulder, Colorado | 1998 | Unknown | Under $100 million | 1 | 1 |
| Portal Dynamics | Alexandria, Virginia | 2000 | 26-100 | Unknown | 1 | 1 |
| Pragmatics | McLean, Virginia | 1980 | 501-2,000 | Under $100 million | 5 | 5 |
| Precise Systems, Inc. | Lexington Park, Maryland | 1989 | <25 | Under $100 million | 1 | 1 |
| Premier Analysis | Springfield, Virginia | 1992 | 26-100 | Under $100 million | 1 | 1 |
| Premier Management Corporation | Columbia, Maryland | 2004 | <25 | Under $100 million | 1 | 1 |
| Premier Technical Services | Luray, Virginia | 1989 | 26-100 | Unknown | 1 | 1 |
| Prime Solutions | Sykesville, Maryland | 1997 | 26-100 | Under $100 million | 1 | 2 |
| PRO-telligent, LLC | Arlington, Virginia | 2000 | 501-2,000 | Under $100 million | 2 | 4 |
| Professional Solutions | Alexandria, Virginia | 2002 | 101-500 | Under $100 million | 4 | 11 |
| Progeny Systems Corporation | Manassas, Virginia | 1995 | 101-500 | $100 million to $750 million | 1 | 2 |
| Progressive Network Solutions | Reston, Virginia | 1999 | <25 | Unknown | 1 | 1 |
| ProObject | Hanover, Maryland | 1995 | 26-100 | Under $100 million | 2 | 3 |
| ProSoft Services | Virginia Beach, Virginia | 1984 | 101-500 | Under $100 million | 3 | 4 |
| ProTegus | Ashburn, Virginia | 2001 | <25 | Unknown | 1 | 4 |
| PSI Pax | Calif., Maryland | 2006 | 101-500 | Under $100 million | 2 | 2 |
| Purdy Group LLC | Malone, New York | 2007 | <25 | Unknown | 1 | 1 |
| QA Technologies | Omaha, Nebraska | 1995 | 26-100 | Under $100 million | 5 | 2 |
| QSSI | Gaithersburg, Maryland | 1997 | 101-500 | Under $100 million | 1 | 1 |
| Quadrint | Saint Louis, Missouri | 2000 | <25 | Under $100 million | 3 | 1 |
| Qualcomm Incorporated | San Diego, California | 1985 | 10,000+ | $10 billion to $50 billion | 2 | 1 |
| Quality Technology, Inc. | Largo, Maryland | 1989 | 101-500 | Unknown | 1 | 1 |
| Quantrum LLC | Dayton, Ohio | 1998 | <25 | Under $100 million | 1 | 1 |
| Quantum | San Jose, California | 1980 | 501-2,000 | $750 million to $1 billion | 3 | 1 |
| Quantum Research International | Huntsville, Alabama | 1987 | 101-500 | Unknown | 2 | 4 |
| Quest Software | Aliso Viejo, California | 1987 | 2,001-5,000 | $100 million to $750 million | 3 | 1 |
| Quintron Systems, Inc. | Santa Maria, California | 1970 | 26-100 | Under $100 million | 1 | 4 |
| Qwaltec | Tempe, Arizona | 2001 | <25 | Under $100 million | 1 | 1 |
| Qwest Communications International Inc. | Denver, Colorado | 1997 | 10,000+ | $10 billion to $50 billion | 2 | 1 |
| Radian Inc. | 1986 | Unknown | Under $100 million | 1 | 1 | |
| Raytheon BBN, a Raytheon company | Cambridge, Massachusetts | 2004 | 501-2,000 | $100 million to $750 million | 5 | 5 |
| RDR, Inc. | Centreville, Virginia | 1986 | 101-500 | Unknown | 3 | 8 |
| Realm Consulting, Inc. | Reston, Virginia | 2004 | <25 | Under $100 million | 3 | 1 |
| Red Buffalo, Inc. | Sarasota, Florida | 2005 | <25 | Unknown | 2 | 1 |
| Red Hat, Inc. | Raleigh, North Carolina | 1993 | 2,001-5,000 | $100 million to $750 million | 2 | 1 |
| Red Rapids, Inc. | Richardson, Texas | 1996 | <25 | Under $100 million | 1 | 1 |
| RedBlack Communications | Hollywood, Maryland | 2007 | <25 | Unknown | 1 | 3 |
| Redhorse Corporation | San Diego, California | 2007 | <25 | Under $100 million | 1 | 1 |
| redShoe Technologies, Inc. | Arlington, Virginia | 2008 | <25 | Unknown | 1 | 1 |
| Referentia Systems | Honolulu, Hawaii | 1996 | 26-100 | Under $100 million | 1 | 2 |
| Riverbed Technology | San Francisco, California | 2002 | 501-2,000 | $100 million to $750 million | 2 | 1 |
| RiverGlass | Champaign, Illinois | 2003 | 26-100 | Under $100 million | 1 | 2 |
| RNB Technologies | Arlington, Virginia | 1999 | Unknown | Unknown | 2 | 1 |
| Ross Group Inc. | Dayton, Ohio | 1993 | 26-100 | Under $100 million | 1 | 1 |
| RTGX | Columbia, Maryland | 1997 | 101-500 | Under $100 million | 16 | 7 |
| S4, Inc. | Burlington, Massachusetts | 1996 | 101-500 | Unknown | 10 | 12 |
| Safe Harbor Systems | Vienna, Virginia | 2000 | <25 | Under $100 million | 1 | 3 |
| Saffron Technology | Cary, North Carolina | 1999 | <25 | Under $100 million | 1 | 2 |
| Sage IT, Inc. | Frisco, Texas | 2003 | 26-100 | Unknown | 1 | 1 |
| SAI | Gaithersburg, Maryland | 1998 | 26-100 | Under $100 million | 1 | 4 |
| sapient | Boston, Massachusetts | 1991 | Unknown | Unknown | 2 | 1 |
| SAS Institute | Cary, North Carolina | 1976 | 5,000-10,000 | $1 billion to $10 billion | 2 | 1 |
| Savvis | Herndon, Virginia | 1995 | 501-2,000 | $750 million to $1 billion | 1 | 1 |
| SCCI | Frederick, Maryland | 2002 | 101-500 | Unknown | 1 | 2 |
| SciComm | Bethesda, Maryland | 1989 | <25 | Under $100 million | 1 | 1 |
| SDV Solutions, Inc. | Williamsburg, Virginia | 2004 | 26-100 | Under $100 million | 1 | 4 |
| Seamless Technologies | Morristown, New Jersey | 1985 | <25 | Unknown | 1 | 1 |
| Secure Computing and Communications, Inc. | Great Falls, Virginia | 1993 | <25 | Unknown | 1 | 5 |
| Secure IT Solutions | McLean, Virginia | 2004 | <25 | Under $100 million | 1 | 1 |
| SecureInfo Corporation | San Antonio, Texas | 1992 | 101-500 | Under $100 million | 1 | 1 |
| Securicon LLC | Alexandria, Virginia | 2002 | <25 | Under $100 million | 3 | 3 |
| Segue Technologies Inc. | Arlington, Virginia | 1997 | <25 | Under $100 million | 4 | 4 |
| Seidcon | Bethesda, Maryland | 1983 | Unknown | Unknown | 1 | 4 |
| Select Innovation LLC | Yorktown, Virginia | 2003 | <25 | Under $100 million | 1 | 1 |
| Senet Technology | Burnsville, Minnesota | 2007 | <25 | Unknown | 1 | 1 |
| Sensor Technologies, Inc. | Red Bank, New Jersey | 1991 | 101-500 | $100 million to $750 million | 3 | 3 |
| SGI | Fremont, California | 2002 | 101-500 | $100 million to $750 million | 3 | 1 |
| SGS Technologies | Jacksonville, Florida | 2003 | 26-100 | Unknown | 2 | 1 |
| Shim Enterprise, Inc. | West Chester, Ohio | 1984 | 26-100 | Under $100 million | 6 | 5 |
| SI Tec Consulting | CAMBRIDGE, Maryland | 2002 | <25 | Unknown | 3 | 1 |
| SilkSpeed, Inc. | Reston, Virginia | 2000 | <25 | Unknown | 1 | 1 |
| Simulyze | Reston, Virginia | 2000 | <25 | Under $100 million | 1 | 1 |
| SimVentions | Fredericksburg, Virginia | 2000 | 26-100 | Under $100 million | 1 | 1 |
| Sky Computers, Inc. | Chelmsford, Massachusetts | 1980 | <25 | Unknown | 1 | 1 |
| SmartNet, Inc. | Frederick, Maryland | 1998 | <25 | Unknown | 1 | 4 |
| Smartronix, Inc. | Hollywood, Maryland | 1995 | 501-2,000 | $100 million to $750 million | 5 | 2 |
| SMS Data Products Group, Inc. | Mclean, Virginia | 1976 | 101-500 | Under $100 million | 1 | 4 |
| Snell Enterprises, Inc. | Columbia, Maryland | 1990 | 26-100 | Under $100 million | 1 | 4 |
| SNVC | Fairfax, Virginia | 1998 | 26-100 | Under $100 million | 2 | 5 |
| SOCRATIQ | McLean, Virginia | 2005 | <25 | Unknown | 1 | 4 |
| Soft Concept, Inc. | Fairfax, Virginia | 1999 | 26-100 | Unknown | 1 | 6 |
| Soft Tech Consulting | Fairfax, Virginia | 1996 | <25 | Unknown | 1 | 2 |
| Software Engineering Institute | Pittsburgh, Pennsylvania | 1984 | Unknown | Under $100 million | 4 | 5 |
| Software Engineering Services | Bellevue, Nebraska | 1991 | 26-100 | Under $100 million | 3 | 4 |
| Solers, Inc. | Arlington, Virginia | 1998 | 101-500 | Under $100 million | 2 | 1 |
| Solutions Made Simple, Inc. | Reston, Virginia | 2002 | 26-100 | Under $100 million | 2 | 3 |
| Solvern Innovations, a TeleCommunication Systems company | Baltimore, Maryland | 2003 | 101-500 | Under $100 million | 3 | 7 |
| SP Systems, Inc. | Greenbelt, Maryland | 1999 | 101-500 | Under $100 million | 1 | 1 |
| Spectrum Communications Inc. | Hampton, Virginia | 1999 | 101-500 | Unknown | 10 | 5 |
| Spectrum Systems, Inc. | Fairfax, Virginia | 1986 | 26-100 | Under $100 million | 2 | 5 |
| Sphere of Influence | McLean, Virginia | 2001 | <25 | Under $100 million | 4 | 1 |
| SSA Inc. | Alexandria, Virginia | 1981 | 26-100 | Under $100 million | 2 | 5 |
| SSB Inc. | Fairfax, Virginia | 1994 | 26-100 | Under $100 million | 1 | 6 |
| Stanley | Arlington, Virginia | 1968 | 2,001-5,000 | $1 billion to $10 billion | 26 | 12 |
| Sterling Computers, Inc. | Norfolk, Nebraska | 1996 | 26-100 | $100 million to $750 million | 7 | 3 |
| STG, Inc. | Reston, Virginia | 1986 | 501-2,000 | $100 million to $750 million | 5 | 8 |
| StillSecure | Superior, Colorado | 2000 | 26-100 | Unknown | 1 | 1 |
| Storage Strategies | Springfield, Virginia | 2007 | <25 | Unknown | 3 | 4 |
| Stratech Systems, Inc. | McLean, Virginia | 1989 | Unknown | Unknown | 1 | 1 |
| Strategic Business Solutions Inc. | Reston, Virginia | 1994 | 26-100 | Under $100 million | 6 | 1 |
| Strategic Business Systems | Herndon, Virginia | 2000 | 26-100 | Unknown | 2 | 3 |
| Strategic Directions LLC | Alexandria, Virginia | 1996 | <25 | Unknown | 1 | 2 |
| Strategic e-Business Solutions, Inc. | Bethesda, Maryland | 1999 | <25 | Under $100 million | 1 | 1 |
| StrategyLincs | Waldorf, Maryland | 2007 | <25 | Unknown | 1 | 1 |
| StreamBase | Lexington, Massachusetts | 2003 | 26-100 | Under $100 million | 1 | 1 |
| Suh'dutsing Technologies, LLC | Cedar City, Utah | 2003 | 26-100 | Under $100 million | 2 | 10 |
| Sumaria Systems | Arlington, Virginia | 1982 | Unknown | Unknown | 2 | 1 |
| Summit Solutions LLC | Hanover, Maryland | 2002 | <25 | Unknown | 3 | 2 |
| Summit Technologies | West Hartford, Connecticut | 1997 | 101-500 | Unknown | 11 | 6 |
| Sun Microsystems | McLean, Virginia | 1984 | 101-500 | Unknown | 1 | 8 |
| Superlative Technologies | Ashburn, Virginia | 1996 | 101-500 | Under $100 million | 4 | 7 |
| SupremeSoft | Vienna, Virginia | 1995 | 101-500 | Under $100 million | 3 | 1 |
| Surya Systems, Inc. | Bristol, Pennsylvania | 2000 | 26-100 | Under $100 million | 1 | 1 |
| Suss Consulting | Jenkintown, Pennsylvania | 1982 | 26-100 | Unknown | 1 | 1 |
| Sybase, Inc. | Bethesda, Maryland | 1991 | Unknown | Under $100 million | 1 | 4 |
| Symantec | Cupertino, California | 1982 | 10,000+ | $1 billion to $10 billion | 8 | 1 |
| Syntek Systems Corporation | Gaithersburg, Maryland | 1985 | 26-100 | Under $100 million | 2 | 3 |
| Synteras LLC | Herndon, Virginia | 1999 | 501-2,000 | Under $100 million | 2 | 15 |
| Sysorex Federal, Inc. | Mountain View, California | 1971 | <25 | Unknown | 1 | 1 |
| System of Systems Analytics, Inc. | Fairfax, Virginia | 1998 | 26-100 | Under $100 million | 1 | 5 |
| Systems Documentation Inc. | South Plainfield, New Jersey | 1978 | 101-500 | Under $100 million | 1 | 3 |
| Systems Engineering, Inc. | Dulles, Virginia | 1987 | <25 | Under $100 million | 2 | 5 |
| Systems Made Simple | Syracuse, New York | 1990 | 26-100 | Under $100 million | 1 | 1 |
| Systems Plus, Inc. | Rockville, Maryland | 1991 | 26-100 | Under $100 million | 1 | 3 |
| Systems Technology Forum, Ltd. | Fredericksburg, Virginia | 2003 | 101-500 | Under $100 million | 3 | 3 |
| Syzygy Technologies, Inc. | San Diego, California | 1995 | 26-100 | Under $100 million | 1 | 1 |
| T-Rex Corporation | Reston, Virginia | 1999 | 26-100 | Under $100 million | 2 | 1 |
| Tanager | Annapolis Junction, Maryland | 1996 | 26-100 | Under $100 million | 5 | 2 |
| Tandel Systems | Clearwater, Florida | 2001 | 26-100 | Under $100 million | 4 | 1 |
| Tapestry Solutions | San Diego, California | 1993 | 101-500 | Unknown | 1 | 1 |
| Tcoombs & Associates | Springfield, Virginia | 1998 | 501-2,000 | Under $100 million | 2 | 1 |
| TeAM LLC | San Antonio, Texas | 2002 | <25 | Unknown | 1 | 4 |
| TechGuard Security | Chesterfield, Missouri | 2000 | 26-100 | Under $100 million | 1 | 2 |
| Technatomy Corporation | Fairfax, Virginia | 2000 | 26-100 | Under $100 million | 1 | 3 |
| Techni-Core | Huntsville, Alabama | 1978 | <25 | Under $100 million | 3 | 3 |
| Technical and Management Resources | Arlington, Virginia | 1979 | 26-100 | Under $100 million | 4 | 7 |
| Technical and Project Engineering | McLean, Virginia | 2000 | 26-100 | Under $100 million | 1 | 1 |
| Technical Software Services, Inc. | Pensacola, Florida | 1990 | 26-100 | Under $100 million | 1 | 1 |
| Technology Advancement Group, Inc. | Dulles, Virginia | 1984 | 101-500 | Under $100 million | 3 | 3 |
| Technology Associates International Corporation | Carlsbad, California | 1999 | 101-500 | Under $100 million | 4 | 8 |
| Technology Consulting Inc. | Louisville, Kentucky | 1988 | 26-100 | Unknown | 4 | 2 |
| Technology Development Group, Inc. | Shawnee, Oklahoma | 1993 | 26-100 | Under $100 million | 3 | 4 |
| Technology Resource Support | Huntsville, Alabama | 2000 | <25 | Under $100 million | 1 | 3 |
| Technology Science Corporation | Sterling, Virginia | 1997 | <25 | Unknown | 2 | 1 |
| TechOp Solutions International | Stafford, Virginia | 2005 | 26-100 | Under $100 million | 4 | 4 |
| TechRadium | Sugar Land, Texas | 2000 | 26-100 | Under $100 million | 1 | 1 |
| TechTeam Government Solutions, a TechTeam Company | Chantilly, Virginia | 2003 | 101-500 | Unknown | 3 | 5 |
| Tektron Micro Electronics, Inc. | Pennsauken, New Jersey | 1968 | <25 | $100 million to $750 million | 2 | 5 |
| Telcordia Technologies | Piscataway, New Jersey | 1983 | 2,001-5,000 | Unknown | 3 | 1 |
| TeleCommunication Systems | ANNAPOLIS, Maryland | 1987 | 501-2,000 | $100 million to $750 million | 2 | 2 |
| Telos Corporation | Ashburn, Virginia | 1993 | 101-500 | Under $100 million | 5 | 4 |
| Tenable Network Security | Columbia, Maryland | 2002 | 26-100 | Under $100 million | 1 | 1 |
| Tenacity Solutions Incorporated | Reston, Virginia | 2003 | 26-100 | Under $100 million | 2 | 1 |
| Terremark Worldwide, Inc. | Miami, Florida | 1982 | 501-2,000 | $100 million to $750 million | 3 | 3 |
| TestPros | Reston, Virginia | 1988 | 26-100 | Under $100 million | 6 | 3 |
| TEXCOM Inc. | Portsmouth, Virginia | 1982 | 26-100 | Under $100 million | 2 | 2 |
| Thales USA | Arlington, Virginia | 1976 | 2,001-5,000 | $1 billion to $10 billion | 2 | 1 |
| Thetus | Portland, Oregon | 2003 | <25 | Under $100 million | 1 | 1 |
| Thomas & Herbert Consulting | Arlington, Virginia | 1996 | 26-100 | Under $100 million | 2 | 3 |
| ThruPoint | N.Y., New York | 1993 | 101-500 | Under $100 million | 1 | 1 |
| Ticom, Inc. | Austin, Texas | 1982 | 26-100 | Unknown | 1 | 1 |
| TISTA Science and Technology Corporation | Bethesda, Maryland | 2005 | <25 | Under $100 million | 1 | 5 |
| Tomorrow's Solutions Today | Rockville, Maryland | 2001 | 26-100 | Under $100 million | 2 | 4 |
| Total Systems Technology Corporation | Tannersville, Virginia | 2002 | <25 | Unknown | 1 | 4 |
| Transquest Federal Systems, Inc. | Westlake Village, California | 1993 | 26-100 | Under $100 million | 15 | 9 |
| TranTech, Inc. | Alexandria, Virginia | 1989 | 101-500 | Under $100 million | 2 | 4 |
| Trawick and Associates | McLean, Virginia | 1985 | Unknown | Under $100 million | 1 | 2 |
| Tri Star Engineering | Bedford, Indiana | 1995 | <25 | Unknown | 3 | 1 |
| Tribalco | Bethesda, Maryland | 2004 | 26-100 | Unknown | 1 | 1 |
| Trident Systems, Inc. | Fairfax, Virginia | 1985 | 101-500 | Under $100 million | 2 | 5 |
| Trilogy Technical Services | Rockville, Maryland | 2004 | <25 | Under $100 million | 5 | 2 |
| Trinity Information Technology, LLC | Southampton, Pennsylvania | 2005 | <25 | Unknown | 2 | 1 |
| Triton Services Inc. | Bowie, Maryland | 1990 | 101-500 | Unknown | 1 | 5 |
| Trofholz Technologies | Rocklin, California | 2001 | 26-100 | Under $100 million | 5 | 2 |
| TRS Consulting | Reston, Virginia | 2001 | 26-100 | Unknown | 2 | 1 |
| Truestone | Herndon, Virginia | 2003 | 501-2,000 | Under $100 million | 10 | 4 |
| Trust Digital | McLean, Virginia | 1991 | 101-500 | Under $100 million | 1 | 2 |
| Trusted Computer Solutions | Herndon, Virginia | 1994 | 101-500 | Unknown | 2 | 2 |
| Trusted Mission Solutions | McLean, Virginia | 2001 | 26-100 | Under $100 million | 1 | 4 |
| Tsource, LLC | New Market, Maryland | 2003 | 26-100 | Under $100 million | 8 | 5 |
| TurningPoint Global Solutions | Rockville, Maryland | 2002 | 101-500 | Under $100 million | 1 | 1 |
| TVAR Solutions | McLean, Virginia | 2006 | <25 | Under $100 million | 5 | 3 |
| TWD & Associates | Arlington, Virginia | 1986 | 101-500 | Unknown | 4 | 1 |
| Tybrin Corporation, a Jacobs Engineering company | Fort Walton Beach, Florida | 1972 | 501-2,000 | $100 million to $750 million | 3 | 4 |
| Tygart Technology Inc. | Fairmont, West Virginia | 1991 | <25 | Under $100 million | 3 | 6 |
| Ultra Electronics ProLogic, Inc. | Fairmont, West Virginia | 1995 | 101-500 | Unknown | 3 | 1 |
| Ultra Electronics USSI | Columbia City, Indiana | 1998 | 101-500 | Unknown | 2 | 1 |
| Unisys | Blue Bell, Pennsylvania | 1986 | 10,000+ | $100 million to $750 million | 10 | 8 |
| Universal Hi-Tech Development, Inc. | Rockville, Maryland | 1982 | 101-500 | Under $100 million | 1 | 3 |
| Upper Mohawk, Inc. | Titusville, Florida | 1994 | Unknown | Under $100 million | 3 | 5 |
| US Information Technologies Corporation | Chantilly, Virginia | 2006 | <25 | Unknown | 1 | 1 |
| USM Business Systems | Chantilly, Virginia | 1999 | 101-500 | Under $100 million | 3 | 1 |
| USmax Corporation | Gambrills, Maryland | 1995 | 26-100 | Under $100 million | 3 | 4 |
| V-Tech Solutions | Silver Spring, Maryland | 2000 | Unknown | Under $100 million | 2 | 4 |
| VAE IT, Inc. | Herndon, Virginia | 1998 | <25 | Under $100 million | 3 | 1 |
| Valador, Inc. | Herndon, Virginia | 2001 | 26-100 | Under $100 million | 4 | 3 |
| Van Dyke Technology Group | Columbia, Maryland | 2002 | 26-100 | Unknown | 7 | 5 |
| Vector Planning & Services, Inc. | San Diego, California | 1997 | 101-500 | Under $100 million | 2 | 1 |
| Ventura Technology | Waipahu, Hawaii | 1998 | <25 | Under $100 million | 2 | 2 |
| Vericept | Denver, Colorado | 1999 | 26-100 | Unknown | 1 | 1 |
| Verint Systems, Inc. | Melville, New York | 1994 | 2,001-5,000 | $100 million to $750 million | 1 | 2 |
| Verizon | Ashburn, Virginia | 1983 | 10,000+ | Above $50 billion | 18 | 12 |
| Vets Inc. | Vienna, Virginia | 2005 | 26-100 | Under $100 million | 2 | 7 |
| ViaSat, Inc. | Carlsbad, California | 1986 | 2,001-5,000 | $100 million to $750 million | 3 | 3 |
| ViaTech Systems | McLean, Virginia | 1984 | 101-500 | Under $100 million | 4 | 5 |
| Video Dynamics, Inc. | Chantilly, Virginia | 1982 | <25 | Under $100 million | 1 | 1 |
| Vightel Corporation | Ellicott City, Maryland | 2003 | <25 | Unknown | 1 | 4 |
| Vigilant Services | Lorton, Virginia | 1995 | 26-100 | Under $100 million | 1 | 2 |
| ViON Corp. | Washington, District of Columbia | 1980 | 26-100 | $100 million to $750 million | 1 | 1 |
| Vision Systems & Technology, Inc. (VSTI) | Ellicott City, Maryland | 1997 | 26-100 | Under $100 million | 3 | 11 |
| Visionary Integration Professionals | Alexandria, Virginia | 1996 | Unknown | Under $100 million | 9 | 1 |
| Vistronix | Reston, Virginia | 1990 | 101-500 | Under $100 million | 2 | 4 |
| Visual Purple | San Luis Obispo, California | 1998 | <25 | Under $100 million | 1 | 5 |
| Visual Soft, Inc. | Herndon, Virginia | 1998 | <25 | Unknown | 4 | 2 |
| Vitech | Vienna, Virginia | 1992 | 26-100 | Under $100 million | 1 | 3 |
| Vivisimo | Pittsburgh, Pennsylvania | 2000 | 26-100 | Unknown | 2 | 1 |
| Vortalsoft | Somerset, New Jersey | 2000 | 26-100 | Unknown | 3 | 1 |
| Ward Solutions, Inc. | Columbia, Maryland | 2004 | 26-100 | Under $100 million | 6 | 2 |
| WareOnEarth Communications Inc. | North Charleston, South Carolina | 2002 | 101-500 | Unknown | 6 | 6 |
| Washington Technology Group | Silver Spring, Maryland | 1999 | 26-100 | Unknown | 2 | 5 |
| WCIL Technology, Inc. | Bowie, Maryland | 2001 | <25 | Under $100 million | 2 | 3 |
| Wells Landers | McLean, Virginia | 2006 | 26-100 | Unknown | 1 | 2 |
| Western DataCom | Cleveland, Ohio | 1990 | <25 | Unknown | 1 | 3 |
| Wheat International Communications Corporation | Springfield, Virginia | 1989 | 26-100 | Under $100 million | 3 | 2 |
| Wilson Technologies, Inc. | Washington, District of Columbia | 1997 | <25 | Under $100 million | 1 | 2 |
| Wisetek Providers Inc. | Fairfax, Virginia | 1997 | <25 | Under $100 million | 1 | 3 |
| World IT Solutions, LLC | Hyattsville, Maryland | 2000 | 26-100 | Unknown | 10 | 1 |
| Worldwide Information Network Systems | Seabrook, Maryland | 2000 | Unknown | Unknown | 2 | 5 |
| X-Feds | San Diego, California | 2004 | 26-100 | Under $100 million | 1 | 3 |
| Xconnect | Purcellville, Virginia | 2005 | <25 | Under $100 million | 3 | 1 |
| Xeriom Technology Services | Gilbert, Arizona | 2004 | 26-100 | Under $100 million | 2 | 1 |
| Xerox | Norwalk, Connecticut | 1906 | 10,000+ | $10 billion to $50 billion | 2 | 1 |
| York Telecom | Eatontown, New Jersey | 1985 | 101-500 | Unknown | 2 | 7 |
| Zavda Technologies, LLC | Glenn Dale, Maryland | 2006 | <25 | Unknown | 6 | 4 |
| Zenetex | Herndon, Virginia | 1999 | 26-100 | Under $100 million | 2 | 4 |
| Zeus Technology Systems, Inc. | Linthicum Heights, Maryland | 1991 | <25 | Unknown | 2 | 2 |
| Ziva Corporation | San Diego, California | 2002 | <25 | Under $100 million | 1 | 2 |
| ZolonTech Government Services | Washington, District of Columbia | 1998 | 101-500 | $100 million to $750 million | 2 | 2 |
| Zot Inc. | Columbia, Maryland | 1998 | <25 | Under $100 million | 1 | 1 |
#topsecretamerica On Twitter
Top Secret America Blog
Latest from around the web
- Blog: The Washington Post aims high on Monday (The New York TImes' Media Decoder)
- Time to rethink the implicit security bargain (The Atlantic)
- The Real U.S. Government (Salon)
- Intelligence System Is Intractable, Wildly Expensive, 'The Washington Post' Reports (NPR)
Follow us on Twitter! @PostTSA
Use hashtag #topsecretamerica
Like Top Secret America on Facebook: TopSecretAmerica
Live Q&As
Q&A Transcript for Part 1 of Top Secret America (July 19)
Q&A Transcript for Part 2 of Top Secret America (July 20)
Q&A Transcript for Part 3 of Top Secret America (July 21)
Q&A Transcript for Part 4 of Top Secret America (December 20)
Your Take: Crime vs. Homeland Security (December 20)
Part 1: July 19, 2010
- A hidden world, growing beyond control
- Photo gallery: An alternative geography
Part 2: July 20, 2010
- National Security Inc.
- Photo gallery: The role of private contractors
- Video: Help Wanted: Professionals with security clearances
Part 3: July 21, 2010
- The secrets next door
- Photo gallery: In our back yards
Part 4: December 20, 2010
- Monitoring America
- Photo gallery: Counterterrorism on Main Street
"Top Secret America" is a project nearly two years in the making that describes the huge national security buildup in the United States after the Sept. 11, 2001, attacks. | Read More »
More than a dozen Washington Post journalists spent two years developing Top Secret America. | See the details »
Video
Top Secret America on Frontline
A short video from PBS’s FRONTLINE on The Post’s two-year investigation. An hour-long documentary film is forthcoming. Watch the trailer »
The reporters
Dana Priest
Investigative reporter Dana Priest has been The Washington Post's intelligence, Pentagon and health-care reporter. She has won numerous awards, including the 2008 Pulitzer Prize for public service for "The Other Walter Reed" and the 2006 Pulitzer for beat reporting for her work on CIA secret prisons and counterterrorism operations overseas. She is author of the 2003 book, "The Mission: Waging War and Keeping Peace With America's Military, (W.W. Norton).
William M. Arkin
William M. Arkin has been a columnist and reporter with The Washington Post and washingtonpost.com since 1998. He has worked on the subject of government secrecy and national security affairs for more than 30 years. He has authored or co-authored more than a dozen books about the U.S. military and national security.
Project Credits
Stephanie Clark, Ben de la Cruz, Kat Downs, Dan Drinkard, Anne Ferguson-Rohrer, Justin Ferrell, David Finkel, Jennifer Jenkins, Robert Kaiser, Laris Karklis, Jacqueline Kazil, Lauren Keane, Todd Lindeman, Greg Manifold, Jennifer Morehead, Bonnie Jo Mount, Larry Nista, Ryan O’Neil, Sarah Sampsel, Whitney Shefte, Laura Stanton, Julie Tate, Doris Truong, Nathaniel Vaughn Kelso, Michael Williamson, Karen Yourish, Amanda Zamora.
Contact Us
Phone: 202-334-9300
E-mail: topsecretamerica@washpost.com
