Federal Contractors Headquartered in District of Columbia
155 federal contractors headquartered in District of Columbia are published on this site, with $21.31B in combined obligations on file. The largest are Hpi Federal LLC, Bcg Federal CORP., and Software Information Resource CORP..
By industry sector
- Professional, Scientific, and Technical Services — 102 contractors
| Contractor | State | Obligations on file | Top agency |
|---|---|---|---|
| Hpi Federal LLC | DC | $1.59B | Department of Defense |
| Bcg Federal CORP. | DC | $1.22B | Department of Defense |
| Software Information Resource CORP. | DC | $1.09B | Department of Defense |
| Gryphon Technologies, L.c. | DC | $828.5M | Department of Defense |
| Potomac Electric Power CO | DC | $645.3M | Department of Health and Human Services |
| Palladium International LLC | DC | $535.6M | Agency for International Development |
| Mathematica INC. | DC | $496.8M | Department of Health and Human Services |
| Stratacomm, LLC | DC | $431.0M | Department of Transportation |
| Akira Technologies INC. | DC | $429.8M | Department of Homeland Security |
| Federal Prison Industries, INC | DC | $406.5M | Department of Defense |
| Mckinsey & COMPANY, INC. Washington D.c. | DC | $391.4M | Department of Defense |
| National Academy of Sciences | DC | $375.2M | Department of Health and Human Services |
| Porter Novelli Public Services INC. | DC | $354.8M | Department of Health and Human Services |
| Ernst & Young LLP | DC | $347.6M | Department of Transportation |
| Customer Value Partners, LLC | DC | $334.0M | Department of Health and Human Services |
| Veracity Engineering LLC | DC | $266.2M | Department of Transportation |
| Jefferson Consulting Group LLC | DC | $256.7M | Agency for International Development |
| Tcg INC | DC | $255.3M | Executive Office of the President |
| Jones Lang Lasalle Americas, INC. | DC | $253.0M | Department of Defense |
| Tech-Marine Business, INC | DC | $246.6M | Department of Defense |
| Aver LLC | DC | $246.3M | Department of Homeland Security |
| Dexis Interactive LLC | DC | $240.1M | Agency for International Development |
| Washington Metropolitan Area Transit Authority | DC | $231.4M | Department of Transportation |
| Mckenzie Construction & Site Development LLC | DC | $230.9M | Department of Defense |
| Sayres and Associates LLC | DC | $229.2M | Department of Defense |
| American National Red Cross, the | DC | $222.5M | Department of Veterans Affairs |
| Obsidian Global, LLC | DC | $206.5M | Department of Defense |
| Barbaricum LLC | DC | $201.0M | Department of Defense |
| Elevation, LTD. | DC | $198.7M | Department of Health and Human Services |
| Strategix Management LLC | DC | $196.3M | Department of Labor |
| Delta Resources, INC. | DC | $190.5M | Department of Defense |
| Xerox CORPORATION | DC | $190.0M | Department of Agriculture |
| Anduril Industries, INC. | DC | $180.7M | Department of Defense |
| Universities Space Research Association | DC | $172.7M | National Aeronautics and Space Administration |
| Jrc Integrated Systems, LLC | DC | $170.7M | Department of Defense |
| Ketchum INC. | DC | $168.6M | Department of Health and Human Services |
| Global Automotive, INC. | DC | $168.2M | General Services Administration |
| Trade Center Management Associates L.L.C. | DC | $167.3M | General Services Administration |
| Herren Associates INC | DC | $164.3M | Department of Defense |
| Tsymmetry INC | DC | $163.8M | Department of State |
| Summit Consulting LLC | DC | $162.8M | U.S. International Development Finance Corporation |
| District Veterans Contracting, INC. | DC | $162.5M | Department of Veterans Affairs |
| Cssi, LLC | DC | $160.5M | Department of Transportation |
| Federal Prison Industries, INC. | DC | $157.8M | Department of Defense |
| Synchron, LLC | DC | $156.5M | Department of Defense |
| American Chemical Society | DC | $144.2M | Department of Commerce |
| Midtown Personnel INC. | DC | $140.5M | Department of Agriculture |
| International Center for Language Studies, INC. | DC | $136.0M | Department of State |
| Washington Gas Light COMPANY | DC | $134.6M | Department of Health and Human Services |
| Guardians of Honor, LLC | DC | $131.8M | National Aeronautics and Space Administration |
| Censeo Consulting Group, INC. | DC | $130.5M | General Services Administration |
| National Institute of Building Sciences | DC | $116.8M | Department of Defense |
| Expression Networks LLC | DC | $115.3M | Department of Defense |
| Rwd Consulting LLC | DC | $110.6M | Department of Defense |
| Cavan Solutions INC | DC | $104.1M | Department of Transportation |
| Computercraft CORPORATION | DC | $103.7M | Department of Health and Human Services |
| N.s.p. Ventures CORP. | DC | $102.9M | Department of the Treasury |
| Trust Consulting Services INC. | DC | $100.5M | Department of Defense |
| Telesolv Consulting INC. | DC | $95.6M | Department of Homeland Security |
| Casepoint, LLC | DC | $93.3M | Securities and Exchange Commission |
| Smithgroup, INC. | DC | $92.6M | Social Security Administration |
| Capital Group, LLC | DC | $92.4M | Department of Transportation |
| Williams, Adley & COMPANY Dc LLP | DC | $90.0M | Department of Housing and Urban Development |
| Dkw Communications INC | DC | $89.3M | Department of Defense |
| Arlo Solutions L.L.C. | DC | $86.9M | Department of Defense |
| Bates White, LLC | DC | $82.5M | Department of the Treasury |
| Evcon-Cwc JV LLC | DC | $79.4M | Department of Defense |
| The Clearing, INC. | DC | $76.0M | General Services Administration |
| Parker Tide LLC | DC | $74.9M | Department of the Treasury |
| Martek Global Services, INC. | DC | $72.3M | Department of Transportation |
| Simple Technology Solutions INC. | DC | $72.1M | Department of the Interior |
| Mckenzie Construction & Site Development LLC | DC | $70.9M | Department of Agriculture |
| Versar Security Systems, LLC | DC | $70.1M | Department of Transportation |
| Davis Memorial Goodwill Industries | DC | $70.0M | Department of the Treasury |
| Versar, INC. | DC | $67.1M | Department of Defense |
| Prime Source Technologies, LLC | DC | $66.6M | Department of State |
| National Committee for Quality Assurance | DC | $66.0M | Department of Health and Human Services |
| Fwg Solutions INC | DC | $63.8M | Department of Defense |
| University CORPORATION for Advanced Internet Development | DC | $63.2M | Department of Commerce |
| Salmon Group INC | DC | $62.8M | Department of Veterans Affairs |
| Corner Alliance INCORPORATED | DC | $62.0M | Department of Homeland Security |
| Creoal Consulting LLC | DC | $61.5M | U.S. International Development Finance Corporation |
| Medical Faculty Associates, INC. | DC | $60.1M | Department of Veterans Affairs |
| National Associates, INC. | DC | $56.9M | Department of the Treasury |
| Aaa Complete Building Services INC. | DC | $55.3M | General Services Administration |
| Erprosource360 LLC | DC | $55.1M | Department of Defense |
| Quinn Evans Architects INC | DC | $54.8M | Smithsonian Institution |
| Rape, Abuse and Incest National Network Rainn | DC | $54.8M | Department of Defense |
| Dexis Professional Services, LLC | DC | $54.2M | Agency for International Development |
| The Dcode Group INC | DC | $53.7M | Department of Defense |
| Cyber Security Solutions LLC | DC | $52.3M | Department of Education |
| Cgh Technologies INC | DC | $51.8M | Department of Transportation |
| George Washington University (the) | DC | $50.8M | Department of Defense |
| Iberia Advisory LLC | DC | $49.8M | Department of Defense |
| Ains, LLC | DC | $49.3M | Equal Employment Opportunity Commission |
| Bluepath Labs LLC | DC | $48.1M | Department of Energy |
| Timothy J Londagin, LLC | DC | $47.9M | Department of the Interior |
| Navancio LLC | DC | $47.1M | Department of the Interior |
| Fti Consulting, INC. | DC | $43.7M | Department of the Treasury |
| L&M Policy Research, LLC | DC | $42.8M | Department of Health and Human Services |
| Archetype Iii LLC | DC | $42.8M | Department of Energy |
| North Arrow, INC. | DC | $41.4M | Department of Justice |
| Linc LLC | DC | $41.2M | Agency for International Development |
| Federal Management Systems, INC. | DC | $41.1M | Department of Health and Human Services |
| Sayari Analytics, LLC | DC | $40.6M | Department of Homeland Security |
| R & R Janitorial, Painting & Building Services INC. | DC | $39.9M | Department of Defense |
| Gallup, INC. | DC | $39.1M | Department of Commerce |
| Proven Management LLC | DC | $38.7M | Department of Energy |
| Mlinqs, LLC | DC | $38.5M | Department of Justice |
| Mitchell Group, INC. (the) | DC | $37.6M | Department of Health and Human Services |
| It Works! INC. | DC | $37.5M | Department of Transportation |
| Perkins+will, INC. | DC | $36.3M | General Services Administration |
| Medstar-Georgetown Medical Center, INC. | DC | $34.4M | Department of Veterans Affairs |
| Analyticx LLC | DC | $33.7M | Department of Defense |
| Cq-Roll Call, INC | DC | $33.5M | Department of Commerce |
| Sustainable Building Solutions, LLC | DC | $33.1M | Department of Defense |
| E-Logic, INC. | DC | $32.9M | Department of Defense |
| Bizsolutions 360 INC. | DC | $31.8M | Department of State |
| Mdb, INC. | DC | $31.0M | Department of Health and Human Services |
| N2ia Technologies LLC | DC | $30.8M | Department of Defense |
| Deloitte Financial Advisory Services LLP | DC | $30.3M | Department of Defense |
| B&B Solutions Us LLC | DC | $30.3M | Department of Agriculture |
| Telling Your Story LLC | DC | $30.1M | Department of Labor |
| Crossboundary LLC | DC | $29.0M | U.S. International Development Finance Corporation |
| Starlo Innovation, LLC | DC | $29.0M | Department of Defense |
| Page Federal Solutions, LLC | DC | $28.4M | Department of State |
| Shalom Baranes Associates, P.C. | DC | $28.2M | General Services Administration |
| American Council on Education | DC | $27.6M | Department of Defense |
| Costar Realty Information, INC. | DC | $27.5M | General Services Administration |
| Delon Hampton & Associates, Chartered | DC | $27.2M | Department of Transportation |
| Tmax Government Solutions LLC | DC | $27.0M | Social Security Administration |
| Hill International, INC. | DC | $27.0M | General Services Administration |
| Grand Ground Enterprise, LLC | DC | $26.4M | Department of Defense |
| Washington Office Interiors LLC | DC | $25.7M | Department of Defense |
| Colonial Parking, INC | DC | $25.2M | Department of Justice |
| Morgan, Angel, Brigham & Associates L.L.C. | DC | $25.0M | Department of Justice |
| Fefa, LLC | DC | $24.5M | Department of Health and Human Services |
| Contact Government Services LLC | DC | $24.0M | Department of Health and Human Services |
| Sylver Rain Consulting, LLC | DC | $22.2M | Department of Agriculture |
| The Leonard Resource Group INC | DC | $22.0M | Department of Health and Human Services |
| Cbre INC | DC | $20.1M | General Services Administration |
| American Association for the Advancement of Science | DC | $19.8M | Department of Veterans Affairs |
| Kig Technical Services, LLC | DC | $18.8M | General Services Administration |
| Howard University | DC | $18.5M | Department of Defense |
| Cooper Thomas LLC | DC | $18.4M | Department of Veterans Affairs |
| Page Southerland Page, INC. | DC | $18.1M | Department of the Interior |
| Range Construction LLC | DC | $17.9M | Department of Defense |
| Marine Design Dynamics INC | DC | $16.5M | Department of Defense |
| Tjs Group, LLC | DC | $16.2M | Department of Commerce |
| Sustainable Facilities Management Services, LLC | DC | $15.6M | Department of Defense |
| Neal R. Gross and COMPANY, INC. | DC | $13.3M | Department of Defense |
| Jenks INC | DC | $11.5M | Department of Defense |
| Embarq Solutions LLC | DC | $10.4M | General Services Administration |
| American Public Training LLC | DC | $9.1M | Department of the Interior |
| Fiscalnote, INC | DC | $6.5M | Department of State |
Obligations shown are net federal contract obligations from USAspending.gov, fiscal year(s) currently in this export. See the methodology page for inclusion rules and the publication threshold.