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Company NameHQ LocationYear Est.EmployeesRevenueLocationsGovt. Clients
Texas Mgt Associates, Inc.San Antonio, Texas199026-100Under $100 million13
Tetra TechPasadena, California19665,000-10,000$1 billion to $10 billion23
TestProsReston, Virginia198826-100Under $100 million63
Terremark Worldwide, Inc.Miami, Florida1982501-2,000$100 million to $750 million33
TerraGo TechnologiesAtlanta, Georgia2005<25Under $100 million11
Tenacity Solutions IncorporatedReston, Virginia200326-100Under $100 million21
Tenable Network SecurityColumbia, Maryland200226-100Under $100 million11
Telos CorporationAshburn, Virginia1993101-500Under $100 million54
Telenix CorporationColumbia, Maryland1991<25Under $100 million21
Teledyne Technologies, Inc.Thousand Oaks, California19535,000-10,000$1 billion to $10 billion62
Tele-Consultants, Inc.Alpharetta, Georgia198526-100Under $100 million12
TeleCommunication SystemsANNAPOLIS, Maryland1987501-2,000$100 million to $750 million22
Telcordia TechnologiesPiscataway, New Jersey19832,001-5,000Unknown31
Tektron Micro Electronics, Inc.Pennsauken, New Jersey1968<25$100 million to $750 million25
TEKsystemsHanover, Maryland19982,001-5,000$1 billion to $10 billion435
Tek PartnersCoral Springs, Florida200226-100Under $100 million21
Tecolote Research, Inc.Lexington Park, Maryland1973UnknownUnknown29
TechWiseColorado Springs, Colorado199426-100Under $100 million28
Tech USAMillersville, Maryland1998501-2,000Under $100 million71
TechTeam Government Solutions, a TechTeam CompanyChantilly, Virginia2003101-500Unknown35
TechSource, Inc.Los Alamos, New Mexico1997<25Under $100 million23
TechRadiumSugar Land, Texas200026-100Under $100 million11
TechOp Solutions InternationalStafford, Virginia200526-100Under $100 million44
TechOps Inc.White Plains, New York2004<25Unknown31
Technology Support Center, Inc.Vienna, Virginia2002<25Under $100 million31
Technology Service CorporationSilver Spring, Maryland1966101-500Under $100 million11
TechnologySearchSan Jose, California1992<25Under $100 million21
Technology Science CorporationSterling, Virginia1997<25Unknown21
Technology Resource SupportHuntsville, Alabama2000<25Under $100 million13
Technology Development Group, Inc.Shawnee, Oklahoma199326-100Under $100 million34
Technology Consulting Inc.Louisville, Kentucky198826-100Unknown42
Technology Associates International CorporationCarlsbad, California1999101-500Under $100 million48
Technology Advancement Group, Inc.Dulles, Virginia1984101-500Under $100 million33
TechnoDyne LLCWayne, New Jersey1998101-500Unknown24
TechnisourceFort Lauderdale, Florida19875,000-10,000Under $100 million152
Techni-CoreHuntsville, Alabama1978<25Under $100 million33
Technical Systems IntegrationChesapeake, Virginia1993101-500Under $100 million11
Technical Staffing Specialists, Inc.Leesburg, Virginia1999<25Under $100 million71
Technical Software Services, Inc.Pensacola, Florida199026-100Under $100 million11
Technical Employment ConsultantsFeasterville Trevos, Pennsylvania1989<25Under $100 million11
Technical and Project EngineeringMcLean, Virginia200026-100Under $100 million11
Technical and Management ResourcesArlington, Virginia197926-100Under $100 million47
Technatomy CorporationFairfax, Virginia200026-100Under $100 million13
TechGuard SecurityChesterfield, Missouri200026-100Under $100 million12
Tech-Ed ServicesColumbia, Maryland1990<25Unknown51
TeAM LLCSan Antonio, Texas2002<25Unknown14
TCS TranslationsMcLean, Virginia199526-100Under $100 million11
Tcoombs & AssociatesSpringfield, Virginia1998501-2,000Under $100 million21
TCM InvestigationsBeavertown, PennsylvaniaUnknown<25Under $100 million11
Tauri Group, TheAlexandria, Virginia2001101-500Under $100 million13

This project was last updated in September 2010. Data is accurate as of that date.
"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 »


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 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.

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