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Company NameHQ LocationYear Est.EmployeesRevenueLocationsGovt. Clients
Worldbridge TechnologiesValencia, California2003UnknownUnknown11
World IT Solutions, LLCHyattsville, Maryland200026-100Unknown101
Worldwide Information Network SystemsSeabrook, Maryland2000UnknownUnknown25
World Wide Language Resources, Inc.Fayetteville, North Carolina1995<25Under $100 million12
WRSystems, Ltd.Norfolk, Virginia1992UnknownUnknown37
WyleEl Segundo, California19492,001-5,000$100 million to $750 million128
Xcelsi GroupDayton, Ohio2001<25Under $100 million14
XconnectPurcellville, Virginia2005<25Under $100 million31
XedarDenver, Colorado199426-100Under $100 million11
Xelas Systems EngineeringBowie, Maryland2005<25Unknown21
Xeriom Technology ServicesGilbert, Arizona200426-100Under $100 million21
XeroxNorwalk, Connecticut190610,000+$10 billion to $50 billion21
Xe Services LLCMoyock, North Carolina1997101-500Unknown11
X-FedsSan Diego, California200426-100Under $100 million13
XL AssociatesMcLean, Virginia198926-100Under $100 million41
Yeatman Executive SearchArnold, Maryland2001<25Unknown31
Yoh, a Day & Zimmermann companyPhiladelphia, Pennsylvania190110,000+$100 million to $750 million91
York TelecomEatontown, New Jersey1985101-500Unknown27
Zapata TechnologyEvans, Georgia2007UnknownUnknown53
Zavda Technologies, LLCGlenn Dale, Maryland2006<25Unknown64
Zebra ImagingAustin, Texas199626-100Under $100 million16
Zekiah TechnologiesLa Plata, Maryland199626-100Under $100 million37
Zel Technologies LLCHampton, Virginia1988101-500Under $100 million259
ZenetexHerndon, Virginia199926-100Under $100 million24
Zeta AssociatesFairfax, Virginia1984101-500Under $100 million22
Zeus Technology Systems, Inc.Linthicum Heights, Maryland1991<25Unknown22
Ziva CorporationSan Diego, California2002<25Under $100 million12
ZolonTech Government ServicesWashington, District of Columbia1998101-500$100 million to $750 million22
Zot Inc.Columbia, Maryland1998<25Under $100 million11
Z Systems CorporationUpper Marlboro, Maryland199326-100Under $100 million21

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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