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Company NameHQ LocationYear Est.EmployeesRevenueLocationsGovt. Clients
Hire Management SolutionsEdison, New Jersey1965101-500$100 million to $750 million11
Keane Federal Systems, Inc.McLean, Virginia196510,000+Unknown711
Keystone Computer Associates, Inc.Fort Washington, Pennsylvania196526-100Under $100 million11
Wallach Associates, Inc.Rockville, Maryland1965<25Unknown184
Analysts International CorporationMinneapolis, Minnesota1966501-2,000$100 million to $750 million21
Davis ConstructionRockville, Maryland1966101-500$750 million to $1 billion11
Richard S. Carson & Associates, Inc.Bethesda, Maryland196626-100Under $100 million13
Sys TechnologiesOxnard, California1966UnknownUnknown31
TASC, IncChantilly, Virginia19662,001-5,000$1 billion to $10 billion4411
Technology Service CorporationSilver Spring, Maryland1966101-500Under $100 million11
Tetra TechPasadena, California19665,000-10,000$1 billion to $10 billion23
KforceFairfax, Virginia1967501-2,000$100 million to $750 million283
Merritt ConstructionBaltimore, Maryland1967101-500$100 million to $750 million21
Delex Systems, Inc.Vienna, Virginia1968101-500Under $100 million65
DRS TechnologiesParsippany, New Jersey196810,000+Unknown169
ManTech International CorporationFairfax, Virginia19685,000-10,000$1 billion to $10 billion8128
StanleyArlington, Virginia19682,001-5,000$1 billion to $10 billion2612
Tektron Micro Electronics, Inc.Pennsauken, New Jersey1968<25$100 million to $750 million25
Advanced Programs Inc.Columbia, Maryland196926-100Under $100 million12
Aureus GroupOmaha, Nebraska1969101-500Unknown11
Centurum, Inc.Marlton, New Jersey1969101-500Under $100 million516
ENSCO, Inc.Falls Church, Virginia1969501-2,000$100 million to $750 million77
ESRIRedlands, California19692,001-5,000$750 million to $1 billion33
ICF InternationalFairfax, Virginia19692,001-5,000$100 million to $750 million45
Intergraph CorporationMadison, Alabama1969UnknownUnknown11
MDA 19692,001-5,000$750 million to $1 billion23
SAICMcLean, Virginia196910,000+$10 billion to $50 billion12333
AecomLos Angeles, California197010,000+$1 billion to $10 billion73
Judge GroupWEST CONSHOHOCKEN, Pennsylvania1970501-2,000$100 million to $750 million111
Litronic IndustriesIrvine, California197026-100Unknown31
Lucas GroupAtlanta, Georgia1970101-500Under $100 million11
Quintron Systems, Inc.Santa Maria, California197026-100Under $100 million14
Systems Planning CorporationArlington, Virginia1970101-500Under $100 million19
ABS ConsultingHouston, Texas1971501-2,000Under $100 million24
Aerovironment, Inc.Monrovia, California1971501-2,000$100 million to $750 million43
Hamilton-RykerMartin, Tennessee197126-100Under $100 million11
Ktech CorporationAlbuquerque, New Mexico1971101-500Unknown11
MAR, Inc.Rockville, Maryland1971101-500Under $100 million26
Protective SecurityLanham, Maryland1971<25Under $100 million13
Sava LLCHerndon, Virginia1971UnknownUnknown41
St. John PropertiesBaltimore, Maryland1971101-500Unknown11
Sysorex Federal, Inc.Mountain View, California1971<25Unknown11
Adecco GroupMelville, New York197210,000+Unknown93
Chugach Alaska CorporationAnchorage, Alaska19725,000-10,000$750 million to $1 billion82
Schafer CorporationArlington, Virginia1972UnknownUnknown810
Systems Planning and Analysis, Inc.Alexandria, Virginia1972101-500Under $100 million33
Tybrin Corporation, a Jacobs Engineering companyFort Walton Beach, Florida1972501-2,000$100 million to $750 million34
Becker Staffing ServicesBala Cynwyd, Pennsylvania1973<25Under $100 million33
Charles Stark Draper Laboratory, Inc.Cambridge, Massachusetts1973501-2,000$100 million to $750 million32
Devon & DevonLong Beach, California1973<25Unknown11

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 »

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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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