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Federal contractors in District of Columbia

311 federal prime contractors in District of Columbia received $5.7B in prime contract obligations in the latest 12 months. The largest by obligations since FY2022 is Chemonics International, Inc., and the most common primary industries are Administrative Management and General Management Consulting Services, Engineering Services, and All Other Professional, Scientific, and Technical Services.

Contractors 1–250 of 311

Ranked by prime contract obligations since FY2022. Open a profile for top agencies, recent awards, and contracts ending soon.

Federal contractors in District of Columbia
ContractorPrimary NAICSLatest 12 moSince FY2022
Chemonics International, Inc.541611 Administrative Management and General Management Consulting Services$31.5M$5.6B
Domestic Awardees (Undisclosed)541990 All Other Professional, Scientific, and Technical Services$556.6M$3.8B
Miscellaneous Foreign Awardees238990 All Other Specialty Trade Contractors$674.9M$3.2B
HPI Federal LLC541512 Computer Systems Design Services$57.3M$1.3B
BCG Federal Corp.541611 Administrative Management and General Management Consulting Services$115.7M$1.1B
Advantaged Solutions, LLC518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services$44.7M$1.1B
Software Information Resource Corp.541519 Other Computer Related Services$188.2M$990.0M
Foreign Utility Consolidated Reporting221122 Electric Power Distribution$105.8M$980.8M
Acacia Center for Justice541110 Offices of Lawyers$185.2M$919.5M
Gryphon Technologies, L.C.541330 Engineering Services$76.3M$692.4M
Potomac Electric Power Co221118 Other Electric Power Generation$109.2M$542.0M
Albert B. Sabin Vaccine Institute, Inc. (the)541714 Research and Development in Biotechnology (except Nanobiotechnology)$266.2M$497.0M
Iron Vine Security LLC541519 Other Computer Related Services$86.4M$436.4M
WSP USA Solutions Inc238210 Electrical Contractors and Other Wiring Installation Contractors$62.4M$402.0M
Palladium International LLC541990 All Other Professional, Scientific, and Technical Services$133K$392.6M
Mathematica Inc.541611 Administrative Management and General Management Consulting Services$50.5M$388.4M
Stratacomm, LLC541810 Advertising Agencies$80.2M$370.4M
Akira Technologies Inc.541519 Other Computer Related Services$951K$328.1M
Porter Novelli Public Services Inc.541810 Advertising Agencies$56.1M$320.3M
Energy, Department of332410 Power Boiler and Heat Exchanger Manufacturing$0$316.0M
Mckinsey & Company, Inc. Washington D.C.541611 Administrative Management and General Management Consulting Services$42.7M$311.0M
Suratech LLC541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$310.3M$310.3M
Ernst & Young LLP541611 Administrative Management and General Management Consulting Services$51.3M$304.9M
National Academy of Sciences541690 Other Scientific and Technical Consulting Services$50.5M$303.2M
Federal Prison Industries, Inc315210 Cut and Sew Apparel Contractors$16.0M$302.7M
OST Inc541330 Engineering Services$20.5M$283.8M
Nava PBC541511 Custom Computer Programming Services$28.0M$266.7M
Customer Value Partners, LLC541512 Computer Systems Design Services$17.4M$236.5M
Veracity Engineering LLC541330 Engineering Services$67.5M$234.0M
Aver LLC541330 Engineering Services$52.9M$232.0M
Mckenzie Construction & Site Development LLC236220 Commercial and Institutional Building Construction$43.3M$228.7M
Jones Lang Lasalle Americas, Inc.541611 Administrative Management and General Management Consulting Services$49.3M$227.1M
Washington Metropolitan Area Transit Authority485999 All Other Transit and Ground Passenger Transportation$71.9M$224.7M
Jefferson Consulting Group LLC541611 Administrative Management and General Management Consulting Services$25.6M$223.9M
Fort Myer Construction Corp237310 Highway, Street, and Bridge Construction$3.3M$223.7M
TCG Inc541512 Computer Systems Design Services$35.5M$217.8M
Dexis Interactive LLC541990 All Other Professional, Scientific, and Technical Services$7.7M$202.2M
Obsidian Global, LLC541511 Custom Computer Programming Services$40.6M$202.1M
Sayres and Associates LLC541330 Engineering Services$46.6M$196.2M
Tech-Marine Business, Inc541330 Engineering Services$15.0M$186.9M
Foreign Awardees (Undisclosed)541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)−$4.6M$183.4M
Anduril Industries, Inc.332994 Small Arms, Ordnance, and Ordnance Accessories Manufacturing$89.8M$179.6M
Strategix Management LLC611519 Other Technical and Trade Schools$8.0M$179.4M
Elevation, Ltd.541810 Advertising Agencies$7.3M$171.4M
Xerox Corporation333316 Photographic and Photocopying Equipment Manufacturing$44.5M$165.9M
Universal Service Administrative Company541611 Administrative Management and General Management Consulting Services−$5.8M$157.1M
Federal Prison Industries, Inc.315210 Cut and Sew Apparel Contractors$34.4M$156.9M
Ketchum Inc.541810 Advertising Agencies$64.3M$155.5M
GPC Foreign Contractor Consolidated Reporting921190 Other General Government Support$13.9M$153.3M
JRC Integrated Systems, LLC541330 Engineering Services$36.9M$152.6M
Global Automotive, Inc.336111 Automobile Manufacturing$28.3M$152.6M
Delta Resources, Inc.541330 Engineering Services$29.4M$151.9M
Barbaricum LLC339999 All Other Miscellaneous Manufacturing$14.3M$149.1M
Herren Associates Inc541330 Engineering Services$21.1M$147.8M
Home Builders Institute624310 Vocational Rehabilitation Services$31.1M$144.1M
Synchron, LLC541330 Engineering Services$31.4M$142.9M
Cssi, LLC541330 Engineering Services$21.4M$140.4M
Midtown Personnel Inc.541611 Administrative Management and General Management Consulting Services$1.9M$137.3M
American National Red Cross, the621991 Blood and Organ Banks$29.8M$136.1M
District Veterans Contracting, Inc.236220 Commercial and Institutional Building Construction$48.7M$136.0M
Summit Consulting LLC541611 Administrative Management and General Management Consulting Services$14.0M$134.8M
Tsymmetry Inc517919 All Other Telecommunications$15.2M$127.1M
International Center for Language Studies, Inc.611630 Language Schools$12.2M$122.5M
American Chemical Society519190 All Other Information Services$24.2M$122.3M
Pact, Inc.621498 All Other Outpatient Care Centers$12.1M$122.1M
Censeo Consulting Group, Inc.541611 Administrative Management and General Management Consulting Services$34.2M$117.1M
Washington GAS Light Company221210 Natural Gas Distribution$14.3M$115.1M
Elizabeth Glaser Pediatric Aids Foundation541990 All Other Professional, Scientific, and Technical Services$12.5M$113.2M
Acdi/Voca541990 All Other Professional, Scientific, and Technical Services$0$106.6M
Guardians of Honor, LLC611710 Educational Support Services−$342K$104.0M
National Institute of Building Sciences541310 Architectural Services$25.9M$103.8M
The Kaizen Company, LLC541611 Administrative Management and General Management Consulting Services$0$97.4M
Cavan Solutions Inc541330 Engineering Services$21.7M$96.1M
GPC Consolidated Reporting921190 Other General Government Support$8.3M$94.8M
Expression Networks LLC541519 Other Computer Related Services$11.8M$94.6M
Trust Consulting Services Inc.541511 Custom Computer Programming Services$21.7M$92.5M
Saalex Corp541330 Engineering Services$9.4M$90.1M
Casepoint, LLC511210 Software Publishers$26.7M$89.9M
Computercraft Corporation541330 Engineering Services$15.3M$87.9M
N.S.P. Ventures Corp.531190$18.7M$86.4M
Capital Group, LLC541330 Engineering Services$16.1M$85.2M
RWD Consulting LLC561210 Facilities Support Services$9.8M$84.2M
Arlo Solutions L.L.C.541519 Other Computer Related Services$18.4M$82.2M
Evcon-CWC JV LLC236220 Commercial and Institutional Building Construction$7.4M$79.4M
Bates White, LLC541199 All Other Legal Services$7.3M$76.7M
Smithgroup, Inc.541310 Architectural Services$9.7M$76.6M
Williams, Adley & Company DC LLP541211 Offices of Certified Public Accountants$10.5M$76.1M
Amida Technology Solutions, Inc.541511 Custom Computer Programming Services$994K$72.6M
Telesolv Consulting Inc.541611 Administrative Management and General Management Consulting Services$5.4M$71.8M
Mckenzie Construction & Site Development LLC236220 Commercial and Institutional Building Construction$54.5M$70.9M
DKW Communications Inc541512 Computer Systems Design Services$13.0M$70.1M
Simple Technology Solutions Inc.518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services$14.7M$69.5M
Universities Space Research Association541712 Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)−$160K$67.0M
Parker Tide LLC541612 Human Resources Consulting Services (2007), Human Resources and Executive Search Consulting Services (2002)$14.8M$66.7M
The Clearing, Inc.541611 Administrative Management and General Management Consulting Services−$1.5M$65.6M
Capital Currency Team541330 Engineering Services−$94K$64.9M
Patrona Corporation541330 Engineering Services$5.6M$63.7M
Destiny Management Services, LLC621999 All Other Miscellaneous Ambulatory Health Care Services$12.0M$60.8M
Versar Security Systems, LLC561621 Security Systems Services (except Locksmiths)$7.0M$60.7M
National Committee for Quality Assurance541611 Administrative Management and General Management Consulting Services$9.6M$60.4M
Trade Center Management Associates L.L.C.531312$1.4M$59.1M
Corner Alliance Incorporated541330 Engineering Services$9.8M$57.8M
Cnfa541990 All Other Professional, Scientific, and Technical Services$0$57.6M
JMA Solutions LLC541330 Engineering Services$11.3M$56.7M
Population Services International541990 All Other Professional, Scientific, and Technical Services$0$56.5M
Martek Global Services, Inc.541330 Engineering Services$11.3M$55.7M
FWG Solutions Inc541512 Computer Systems Design Services$1.4M$55.6M
Davis Memorial Goodwill Industries561720 Janitorial Services$13.3M$55.1M
International Union of Operating Engineers National Training Fund624310 Vocational Rehabilitation Services$11.6M$54.8M
University Corporation for Advanced Internet Development517311 Wired Telecommunications Carriers$10.7M$54.7M
The Urban Institute541611 Administrative Management and General Management Consulting Services$10.1M$54.4M
Versar, Inc.238210 Electrical Contractors and Other Wiring Installation Contractors$8.7M$54.1M
Dexis Professional Services, LLC541611 Administrative Management and General Management Consulting Services$6.5M$53.0M
Salmon Group Inc541519 Other Computer Related Services$11.9M$52.9M
The Dcode Group Inc541990 All Other Professional, Scientific, and Technical Services$6.2M$52.7M
AAA Complete Building Services Inc.561210 Facilities Support Services$20.7M$52.6M
Medical Faculty Associates, Inc.611310 Colleges, Universities, and Professional Schools$14.8M$52.1M
Cyber Security Solutions LLC541519 Other Computer Related Services$19.4M$51.2M
ELS, Inc.541330 Engineering Services$8.4M$50.3M
Rape, Abuse and Incest National Network Rainn624190 Other Individual and Family Services$6.4M$50.1M
Iberia Advisory LLC541219 Other Accounting Services$14.4M$49.8M
Prime Source Technologies, LLC541512 Computer Systems Design Services$21.9M$49.6M
National Associates, Inc.561320 Temporary Help Services$9.6M$49.1M
Berger Cummins J V237130 Power and Communication Line and Related Structures Construction$32K$48.7M
Creoal Consulting LLC541511 Custom Computer Programming Services$5.1M$47.9M
Timothy J Londagin, LLC541611 Administrative Management and General Management Consulting Services$6.5M$46.9M
CGH Technologies Inc541512 Computer Systems Design Services$5.5M$44.3M
Navancio LLC541511 Custom Computer Programming Services$11.0M$44.2M
Bluepath Labs LLC541990 All Other Professional, Scientific, and Technical Services$8.3M$44.1M
Milani Construction LLC237310 Highway, Street, and Bridge Construction$1.2M$43.9M
Ains, LLC541519 Other Computer Related Services$8.0M$43.3M
Smithsonian Institution531120 Lessors of Nonresidential Buildings (except Miniwarehouses)$232K$43.0M
Archetype III LLC541611 Administrative Management and General Management Consulting Services$7.6M$42.8M
erprosource360 LLC541614 Process, Physical Distribution, and Logistics Consulting Services$4.6M$42.7M
Inroads Advisory, Inc.541519 Other Computer Related Services$8.0M$42.6M
Hellmuth, Obata & Kassabaum, P.C.541330 Engineering Services$10.8M$41.2M
North Arrow, Inc.541310 Architectural Services$25.9M$40.9M
George Washington University (the)611310 Colleges, Universities, and Professional Schools$6.8M$40.5M
2ndwave LLC541511 Custom Computer Programming Services$8.3M$40.3M
Linc LLC541990 All Other Professional, Scientific, and Technical Services$0$40.1M
New Rights Group, Inc.541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$9.2M$39.9M
Sayari Analytics, LLC518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services$8.3M$39.8M
DO Know Harm LLC621493−$755K$39.7M
Access Interpreting Inc541930 Translation and Interpretation Services$5.9M$39.0M
202 Group LLC511210 Software Publishers$291K$38.8M
FTI Consulting, Inc.541990 All Other Professional, Scientific, and Technical Services$10.5M$38.2M
Quinn Evans Architects Inc541310 Architectural Services$10.4M$38.1M
Tetrad Digital Integrity LLC541519 Other Computer Related Services$5.2M$36.0M
Power Auctions LLC541512 Computer Systems Design Services$8.1M$35.7M
Applied Development, LLC541930 Translation and Interpretation Services$5.4M$35.5M
R & R Janitorial, Painting & Building Services Inc.561720 Janitorial Services$8.7M$35.5M
Delta Constellation Group, LLC541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$0$34.5M
Medstar-Georgetown Medical Center, Inc.611310 Colleges, Universities, and Professional Schools$12.9M$34.3M
Gallup, Inc.541910 Marketing Research and Public Opinion Polling$5.7M$33.7M
Bluestone Logic, LLC541512 Computer Systems Design Services$6.7M$33.5M
Mitchell Group, Inc. (the)541990 All Other Professional, Scientific, and Technical Services$7.8M$33.5M
Sustainable Building Solutions, LLC238160 Roofing Contractors$2.1M$33.1M
The QED Group LLC541618 Other Management Consulting Services−$1.1M$32.2M
Zimmerman Associates Inc541330 Engineering Services$7.6M$32.1M
Banyan Global Inc.541990 All Other Professional, Scientific, and Technical Services$1.9M$31.8M
Federal Management Systems, Inc.541219 Other Accounting Services$5.6M$30.8M
n2ia Technologies LLC541512 Computer Systems Design Services$14.2M$30.8M
IT works! Inc.541511 Custom Computer Programming Services$5.5M$30.4M
L&M Policy Research, LLC541910 Marketing Research and Public Opinion Polling$3.5M$30.1M
Tecknomic LLC541511 Custom Computer Programming Services$0$30.1M
Proven Management LLC541614 Process, Physical Distribution, and Logistics Consulting Services$7.3M$29.4M
Viinetwork, Inc.541512 Computer Systems Design Services$0$29.2M
Itellect LLC541512 Computer Systems Design Services$1.2M$29.1M
Starlo Innovation, LLC541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$14.9M$29.0M
Improving Economies for Stronger Communities541990 All Other Professional, Scientific, and Technical Services$0$29.0M
l3harris Linchpin Labs, Inc.541511 Custom Computer Programming Services$12.0M$28.9M
Page Federal Solutions, LLC541330 Engineering Services$16.5M$28.4M
Bizsolutions 360 Inc.236220 Commercial and Institutional Building Construction$19.3M$28.4M
Shalom Baranes Associates, P.C.541310 Architectural Services$24.7M$28.2M
Crossboundary LLC561311$8.5M$28.0M
B&B Solutions US LLC541513 Computer Facilities Management Services$3.4M$27.7M
Metcor Ltd611430 Professional and Management Development Training$479K$27.4M
International Organization for Migration928120 International Affairs−$2.0M$27.1M
Tmax Government Solutions LLC541611 Administrative Management and General Management Consulting Services$4.2M$26.8M
Analyticx LLC541512 Computer Systems Design Services$2.8M$26.4M
Battle's Transportation, Inc.485991 Special Needs Transportation$4.6M$26.2M
Deloitte Financial Advisory Services LLP541199 All Other Legal Services$5.2M$25.9M
prosource360 Consulting Services Inc.541611 Administrative Management and General Management Consulting Services$2.2M$25.9M
CQ-Roll Call, Inc519190 All Other Information Services$1.5M$25.6M
Washington Office Interiors LLC337214 Office Furniture (except Wood) Manufacturing$1.2M$25.5M
International Resources Group Ltd.541611 Administrative Management and General Management Consulting Services$0$25.2M
Tarkik Solutions Incorporated541511 Custom Computer Programming Services$6.3M$25.1M
E-Logic, Inc.334111 Electronic Computer Manufacturing$3.8M$25.1M
MDB, Inc.541611 Administrative Management and General Management Consulting Services$3.9M$25.1M
B & H Contracting Company, Inc237110 Water and Sewer Line and Related Structures Construction$752K$25.0M
Delon Hampton & Associates, Chartered541611 Administrative Management and General Management Consulting Services$8.9M$24.7M
Grand Ground Enterprise, LLC541611 Administrative Management and General Management Consulting Services$4.6M$24.2M
Telling Your Story LLC541611 Administrative Management and General Management Consulting Services$4.9M$24.1M
Cambio Consulting Group LLC541519 Other Computer Related Services$4.5M$24.0M
Contact Government Services LLC541611 Administrative Management and General Management Consulting Services$10.9M$24.0M
Professional Management Consulting Services LLC541611 Administrative Management and General Management Consulting Services$29K$23.8M
Varetis, Inc.541512 Computer Systems Design Services$1.1M$23.7M
Franklin Court Inc531120 Lessors of Nonresidential Buildings (except Miniwarehouses)$4.5M$23.7M
Human Solutions, Inc.541330 Engineering Services−$136K$23.3M
Advanced Acoustic Concepts, LLC332993 Ammunition (except Small Arms) Manufacturing$644K$23.3M
Jlan Solutions LLC541330 Engineering Services$6.9M$23.0M
Focus Nava JV I LLC541519 Other Computer Related Services$11.2M$22.8M
Costar Realty Information, Inc.519290 Web Search Portals and All Other Information Services$4.0M$22.8M
New Light Technologies Inc541611 Administrative Management and General Management Consulting Services$6.2M$22.8M
perkins+will, Inc.541310 Architectural Services$8.9M$22.4M
International Research and Exchanges Board Inc.541990 All Other Professional, Scientific, and Technical Services$0$22.3M
American Council on Education611710 Educational Support Services$5.0M$22.2M
V-42 LLC541519 Other Computer Related Services$0$22.1M
Jones Public Affairs, LLC541990 All Other Professional, Scientific, and Technical Services$0$22.1M
LEO a Daly - Perkins and Will a Joint Venture541330 Engineering Services$335K$22.0M
Colonial Parking, Inc812930 Parking Lots and Garages$4.3M$21.6M
Columbia Lighthouse for the Blind541519 Other Computer Related Services$4.4M$21.5M
Morgan, Angel, Brigham & Associates L.L.C.541199 All Other Legal Services$4.3M$21.1M
Greystones Consulting Group, LLC541330 Engineering Services$5.0M$20.9M
Washington Hospital Center Corporation221330 Steam and Air-conditioning Supply$1.6M$20.8M
Making Cents International, Inc.541990 All Other Professional, Scientific, and Technical Services$0$20.8M
Cardinal Engineering, LLC541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$3.7M$20.7M
City Construction, LLC236220 Commercial and Institutional Building Construction$944K$20.3M
Sylver Rain Consulting, LLC541611 Administrative Management and General Management Consulting Services$3.3M$20.2M
BCS LLC541611 Administrative Management and General Management Consulting Services$5.8M$19.5M
Fefa, LLC541940 Veterinary Services$5.2M$19.1M
JRH Consultants LLC541618 Other Management Consulting Services$0$19.0M
The Children's Law Center, Incorporated541199 All Other Legal Services$6.0M$18.7M
j3 Consulting LLC611430 Professional and Management Development Training$1.9M$18.6M
Cbre Inc541611 Administrative Management and General Management Consulting Services$2.5M$18.6M
Corenic Construction Group LLC236220 Commercial and Institutional Building Construction−$10K$18.6M
The Leonard Resource Group Inc541430 Graphic Design Services$3.6M$18.6M
Vtech Solution Inc.541512 Computer Systems Design Services$2.7M$18.6M
Smithsonian Institution531120 Lessors of Nonresidential Buildings (except Miniwarehouses)$0$18.3M
Bright Star Solutions LLC541611 Administrative Management and General Management Consulting Services$5.0M$18.2M
Enlightened, Inc.541512 Computer Systems Design Services$1.1M$18.1M
Bpaservices LLC541611 Administrative Management and General Management Consulting Services$1.9M$18.0M
The Kenrich Group, LLC561320 Temporary Help Services$1.3M$17.9M
Range Construction LLC236220 Commercial and Institutional Building Construction$12.1M$17.9M
National Academy of Public Administration541611 Administrative Management and General Management Consulting Services$3.5M$17.8M
National Disability Rights Network Inc813319$3.7M$17.7M
Cooper Thomas LLC541511 Custom Computer Programming Services$3.5M$17.6M
Howard University541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)$2.5M$17.6M
KIG Technical Services, LLC336110 Automobile and Light Duty Motor Vehicle Manufacturing$17.1M$17.5M
Page Southerland Page, Inc.541310 Architectural Services$3.2M$17.3M
Hill International, Inc.541330 Engineering Services$1.9M$17.2M
The Hill Group Inc541611 Administrative Management and General Management Consulting Services$4.3M$17.0M
Alpine Consulting Partners, LLC541512 Computer Systems Design Services$4.9M$17.0M
Advanced Network Consulting, Inc.541611 Administrative Management and General Management Consulting Services−$322K$16.7M
Checchi and Company Consulting, Inc.541990 All Other Professional, Scientific, and Technical Services$0$16.6M
EAB Global, Inc.611710 Educational Support Services$2.8M$16.5M
TJS Group, LLC541611 Administrative Management and General Management Consulting Services$2.4M$16.1M
Rockwood Company LLC541611 Administrative Management and General Management Consulting Services$3.7M$15.9M
Spectrum Management, LLC.561210 Facilities Support Services$975K$15.9M
Integra Government Services International LLC541611 Administrative Management and General Management Consulting Services$311K$15.8M

Prime contract obligations from USAspending.gov through Oct 5, 2026. Headquarters state comes from each contractor's most recent contract action. To search by name, UEI, or CAGE code, use the contractor directory.

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