Professional, Scientific, and Technical Services — Federal Contractors (NAICS sector 54)
1,014 federal contractors in the Professional, Scientific, and Technical Services sector (NAICS 54) are published on this site, with $794.14B in combined obligations on file. The largest are Booz Allen Hamilton INC, Science Applications International CORPORATION, and General Dynamics Information Technology, INC..
By NAICS code
- 541712 — RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY) — 31 contractors
- 541620 — ENVIRONMENTAL CONSULTING SERVICES — 11 contractors
- 541715 — RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) — 140 contractors
- 541519 — OTHER COMPUTER RELATED SERVICES — 161 contractors
- 541512 — COMPUTER SYSTEMS DESIGN SERVICES — 112 contractors
- 541611 — ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES — 96 contractors
- 541330 — ENGINEERING SERVICES — 236 contractors
- 541511 — CUSTOM COMPUTER PROGRAMMING SERVICES — 61 contractors
- 541990 — ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES — 52 contractors
- 541612 — HUMAN RESOURCES CONSULTING SERVICES (2007), HUMAN RESOURCES AND EXECUTIVE SEARCH CONSULTING SERVICES (2002) — 11 contractors
- 541513 — COMPUTER FACILITIES MANAGEMENT SERVICES — 14 contractors
- 541810 — ADVERTISING AGENCIES — 10 contractors
Showing the 500 largest of 1,014 published contractors on this list, by obligations on file.
| Contractor | State | Obligations on file | Top agency |
|---|---|---|---|
| Booz Allen Hamilton INC | VA | $35.96B | Department of Defense |
| Science Applications International CORPORATION | VA | $24.70B | Department of Defense |
| General Dynamics Information Technology, INC. | VA | $24.21B | Department of Defense |
| Lockheed Martin CORP | CO | $20.24B | Department of Defense |
| Accenture Federal Services LLC | VA | $17.79B | Department of Defense |
| Deloitte Consulting LLP | VA | $16.46B | Department of Defense |
| Leidos, INC. | VA | $15.57B | Department of Defense |
| Caci, INC. - Federal | VA | $14.15B | Department of Defense |
| The Johns Hopkins University Applied Physics Laboratory LLC | MD | $11.25B | Department of Defense |
| Peraton INC. | VA | $9.32B | General Services Administration |
| The Mitre CORPORATION | VA | $8.78B | Department of Defense |
| Lockheed Martin CORP | CA | $8.70B | Department of Defense |
| The Aerospace CORPORATION | CA | $7.41B | Department of Defense |
| Chemonics International, INC. | VA | $7.38B | Agency for International Development |
| Oracle Health Government Services, INC. | KS | $7.28B | Department of Veterans Affairs |
| Cgi Federal INC. | VA | $6.92B | Department of State |
| Bae Systems Technology Solutions & Services INC. | MD | $6.78B | Department of Defense |
| Serco INC | VA | $6.44B | Department of Defense |
| Parsons Government Services INC. | VA | $6.26B | Department of Defense |
| Peraton Enterprise Solutions LLC | VA | $6.25B | Department of Defense |
| Mantech Advanced Systems International, INC. | VA | $5.87B | General Services Administration |
| Leidos, INC. | VA | $5.82B | Department of Defense |
| International Business Machines CORPORATION | MD | $5.82B | Department of Defense |
| Leidos, INC. | MD | $5.73B | Department of Transportation |
| Northrop Grumman Systems CORPORATION | VA | $5.51B | Department of Defense |
| Amentum Technology, INC. | TN | $5.48B | National Aeronautics and Space Administration |
| Hii Mission Technologies CORP | VA | $5.18B | General Services Administration |
| Fcn, INC. | MD | $5.03B | Department of the Treasury |
| Leidos Biomedical Research INC | MD | $4.85B | Department of Health and Human Services |
| Kbr Wyle Services, LLC | MD | $4.79B | National Aeronautics and Space Administration |
| Thundercat Technology, LLC | VA | $4.69B | Department of Veterans Affairs |
| Minburn Technology Group, LLC | VA | $4.65B | Department of Veterans Affairs |
| Deployed Resources LLC | NY | $4.55B | Department of Homeland Security |
| Amentum Technology, INC. | TN | $4.53B | National Aeronautics and Space Administration |
| Advanced Technology International | SC | $4.49B | Department of Health and Human Services |
| Leidos, INC. | VA | $4.35B | Department of Defense |
| Northrop Grumman Systems CORPORATION | CA | $4.28B | Department of Defense |
| Kbr Wyle Services, LLC | MD | $4.24B | Department of Defense |
| The Leland Stanford Junior University | CA | $4.07B | Department of Energy |
| Northrop Grumman Systems CORPORATION | AZ | $4.02B | Department of Defense |
| Sierra Nevada COMPANY, LLC | NV | $3.85B | Department of Defense |
| V3gate, LLC | CO | $3.80B | Department of Veterans Affairs |
| Booz Allen Hamilton INC | NJ | $3.77B | Department of Veterans Affairs |
| General Dynamics Mission Systems, INC. | AZ | $3.60B | Department of Defense |
| Deloitte & Touche LLP | VA | $3.55B | Department of Defense |
| Torch Technologies INC | AL | $3.54B | Department of Defense |
| Salient Crgt, INC. | VA | $3.39B | General Services Administration |
| The Charles Stark Draper Laboratory, INC. | MA | $3.29B | Department of Defense |
| Hii Mission Technologies CORP | OH | $3.27B | Department of Defense |
| Georgia Tech Applied Research CORP | GA | $3.21B | Department of Defense |
| New Tech Solutions, INC. | CA | $3.06B | Department of Defense |
| Raytheon COMPANY | CA | $3.06B | Department of Defense |
| Caci Nss, LLC | VA | $3.03B | General Services Administration |
| Aecom Technical Services, INC. | CA | $2.90B | Department of Defense |
| Microsoft CORPORATION | WA | $2.87B | Department of Defense |
| Ecs Federal, LLC | VA | $2.85B | Department of Defense |
| Guidehouse INC. | VA | $2.83B | Department of the Interior |
| World Wide Technology LLC | MO | $2.79B | Department of Defense |
| Palantir Usg INC | CA | $2.69B | Department of Defense |
| Emergent, LLC | VA | $2.64B | Department of Defense |
| Kpmg LLP | VA | $2.54B | Department of Defense |
| Icf INCORPORATED, L.L.C. | VA | $2.49B | Department of Health and Human Services |
| Applied Research Associates, INC. | NM | $2.48B | Department of Defense |
| Ernst & Young LLP | NY | $2.47B | Department of Defense |
| General Dynamics Mission Systems, INC. | MA | $2.44B | Department of Defense |
| Ddb Chicago INC. | IL | $2.40B | Department of Defense |
| Northrop Grumman Systems CORPORATION | MD | $2.36B | Department of Defense |
| Leidos, INC. | VA | $2.27B | Department of Homeland Security |
| Scientific Research CORPORATION | GA | $2.16B | Department of Defense |
| M. C. Dean, INC. | VA | $2.15B | Department of Defense |
| Raytheon COMPANY | VA | $2.09B | Department of Defense |
| Four LLC | VA | $2.06B | Department of Defense |
| Oak Ridge Associated Universities, INCORPORATED | TN | $2.05B | Department of Energy |
| Dai Global LLC | MD | $2.01B | Agency for International Development |
| Smartronix, LLC | MD | $1.94B | General Services Administration |
| Countertrade Products, INC. | CO | $1.93B | Department of Defense |
| Credence Management Solutions LIMITED Liability COMPANY | VA | $1.93B | Department of Defense |
| Caci Nss, LLC | VA | $1.92B | Department of Homeland Security |
| Dcs CORPORATION | VA | $1.89B | Department of Defense |
| Westat, INC. | MD | $1.89B | Department of Health and Human Services |
| Mantech Tsg-2 Joint Venture | VA | $1.85B | Department of Defense |
| The Pennsylvania State University | PA | $1.85B | Department of Defense |
| Linquest CORPORATION | VA | $1.71B | Department of Defense |
| Caci Technologies, LLC | VA | $1.65B | Department of Defense |
| Odyssey Systems Consulting Group, LTD. | MA | $1.65B | Department of Defense |
| Modern Technology Solutions, INC. | VA | $1.64B | General Services Administration |
| Affigent, LLC | VA | $1.64B | Department of Defense |
| Lmi Consulting, LLC | VA | $1.63B | Department of Defense |
| Dlt Solutions, LLC | VA | $1.63B | Department of Defense |
| Oasis Systems, LLC | MA | $1.60B | Department of Defense |
| Guidehouse LLP | VA | $1.59B | Department of State |
| Intuitive Research and Technology CORPORATION | AL | $1.56B | Department of Defense |
| Noblis, INC. | VA | $1.56B | Department of Transportation |
| Peraton Technology Services INC. | VA | $1.56B | General Services Administration |
| Northrop Grumman Systems CORPORATION | CA | $1.55B | Department of Defense |
| Valiant Global Defense Services INC. | VA | $1.54B | Department of Defense |
| Government Acquisitions LLC | OH | $1.52B | Department of Defense |
| Fairwinds Technologies LLC | MD | $1.51B | Department of Defense |
| Govcio, LLC | VA | $1.51B | Department of Veterans Affairs |
| American Systems CORPORATION | VA | $1.51B | Department of Defense |
| Blue Tech INC. | CA | $1.49B | Department of Defense |
| Systems Planning and Analysis, INC. | VA | $1.47B | Department of Defense |
| Aevex Aerospace, LLC | CA | $1.45B | Department of Defense |
| General Dynamics Information Technology INC. | VA | $1.41B | Department of State |
| Colossal Contracting LLC | MD | $1.41B | Department of Veterans Affairs |
| Cognosante Mvh LLC | VA | $1.39B | Department of Veterans Affairs |
| Hii Mission Technologies CORP | AL | $1.38B | General Services Administration |
| Applied Research Solutions, INC. | OH | $1.37B | Department of Defense |
| Institute for Defense Analyses | VA | $1.36B | Department of Defense |
| The Rand CORPORATION | CA | $1.34B | Department of Defense |
| Lockheed Martin CORP | PA | $1.29B | Department of Defense |
| Lockheed Martin CORPORATION | NY | $1.25B | Department of Defense |
| Tecolote Research, INC. | CA | $1.24B | Department of Defense |
| Asrc Federal System Solutions LLC | MD | $1.24B | National Aeronautics and Space Administration |
| Advanced Computer Concepts, INC. | VA | $1.24B | Department of Defense |
| L3harris Technologies Integrated Systems L.P. | TX | $1.24B | Department of Defense |
| Ipg Dxtra, INC. | NY | $1.23B | Department of Health and Human Services |
| Kearney & COMPANY, P.C. | VA | $1.23B | Department of Defense |
| Tista Science and Technology CORPORATION | MD | $1.22B | Department of Veterans Affairs |
| Radiance Technologies INC | AL | $1.22B | Department of Defense |
| Bcg Federal CORP. | MD | $1.22B | Department of Defense |
| Kbr Wyle Services, LLC | MD | $1.17B | Department of Defense |
| Ameresco INC | MA | $1.15B | General Services Administration |
| University of Dayton | OH | $1.15B | Department of Defense |
| Science Systems and Applications, INC. | MD | $1.14B | National Aeronautics and Space Administration |
| Govsmart, INC. | VA | $1.13B | Department of Defense |
| Red River Technology LLC | NH | $1.13B | Department of Veterans Affairs |
| Alvarez LLC | VA | $1.11B | Department of Veterans Affairs |
| Abt Global LLC | MD | $1.10B | Agency for International Development |
| Empower Ai, INC. | VA | $1.10B | Department of Defense |
| It Concepts, INC. | VA | $1.09B | Department of Veterans Affairs |
| Kelly Services, INC. | MI | $1.07B | Department of Health and Human Services |
| Metgreen Solutions INC | NE | $1.07B | Department of Veterans Affairs |
| National Opinion Research Center | IL | $1.05B | Department of Health and Human Services |
| Utah State University Space Dynamics Laboratory | UT | $1.05B | Department of Defense |
| Software Information Resource CORP. | DC | $1.04B | Department of Defense |
| Teledyne Brown Engineering, INC. | AL | $1.01B | Department of Defense |
| Intrepid LLC | AL | $981.6M | Department of Defense |
| Ch2m Hill, INC | CO | $976.6M | Department of Defense |
| Colsa CORP | AL | $965.1M | Department of Defense |
| Cherokee Nation Strategic Programs, L.L.C. | OK | $926.3M | Department of Defense |
| Guidehouse Digital LLC | VA | $921.8M | Department of Homeland Security |
| Johnson Controls Building Automation Systems, LLC | AL | $921.7M | Department of Defense |
| General Dynamics One Source LLC | VA | $918.2M | Department of Defense |
| Ntt Data Federal Services, INC. | VA | $908.1M | Department of Justice |
| Mathematica INC. | NJ | $905.1M | Department of Health and Human Services |
| Ptsi Managed Services INC | CA | $897.0M | Department of Transportation |
| Avantus Federal LLC | VA | $895.9M | Department of Defense |
| Rei Systems, INC. | VA | $886.2M | Department of Health and Human Services |
| Sev1tech, LLC | VA | $880.7M | Department of Defense |
| Motorola Solutions, INC. | MD | $872.4M | Department of Defense |
| Csra LLC | VA | $871.5M | Department of Homeland Security |
| Mag Ds CORP | NJ | $861.8M | Department of Defense |
| Creative It Solutions LLC | OK | $856.2M | Department of Defense |
| GSD&M LLC | TX | $854.4M | Department of Defense |
| Softrams LLC | VA | $843.9M | Department of Health and Human Services |
| Dynamic Systems INC | CA | $834.8M | Department of Defense |
| Teksynap CORPORATION | VA | $822.1M | Department of Defense |
| Sos International LLC | VA | $820.1M | Department of Defense |
| Abt Global LLC | MA | $818.3M | Agency for International Development |
| Steampunk, INC. | VA | $817.3M | Department of Homeland Security |
| Gryphon Technologies, L.c. | DC | $816.4M | Department of Defense |
| Ppd Development LP | NC | $811.3M | Department of Health and Human Services |
| Forfeiture Support Associates LLC | VA | $808.7M | Department of Justice |
| Hx5 LLC | FL | $806.0M | Department of Defense |
| Siemens Government Technologies INC | VA | $800.5M | Department of Defense |
| Halvik LLC | VA | $777.4M | Department of Defense |
| Sri International | CA | $773.4M | Department of Defense |
| Burns & Mcdonnell Engineering COMPANY, INC. | MO | $772.0M | Department of Defense |
| Axle Informatics, LLC | MD | $765.9M | Department of Health and Human Services |
| Precise Systems, INC. | MD | $764.0M | Department of Defense |
| Frontier Technology INC | OH | $761.0M | Department of Defense |
| Technical Resources International, INC. | MD | $755.8M | Department of Health and Human Services |
| Gartner, INC. | CT | $754.5M | Department of Defense |
| Agile Defense, LLC | VA | $753.1M | Department of Defense |
| Science Applications International CORPORATION | VA | $744.4M | National Aeronautics and Space Administration |
| Spatial Front INC | MD | $738.9M | Department of Commerce |
| Analytical Mechanics Associates, INC. | VA | $737.1M | National Aeronautics and Space Administration |
| Northrop Grumman Systems CORPORATION | NY | $734.4M | Department of Defense |
| Technology Service CORP | VA | $726.0M | Department of Defense |
| All Points Logistics, LLC | FL | $719.6M | Department of Veterans Affairs |
| University of Texas at Austin | TX | $715.5M | Department of Defense |
| I3 Federal LLC | VA | $702.6M | Department of Health and Human Services |
| American Institutes for Research in the Behavioral Sciences | VA | $699.6M | Department of Education |
| Itc Federal, LLC | VA | $697.2M | Department of Homeland Security |
| Arcticom, LLC | AK | $696.2M | Department of Defense |
| Nakupuna Solutions, LLC | VA | $693.5M | Department of Defense |
| Semanticbits LLC | VA | $690.4M | Department of Health and Human Services |
| Karsun Solutions LLC | VA | $684.7M | Department of Transportation |
| Ard, INC. | VT | $678.1M | Agency for International Development |
| Insitu, INC. | WA | $673.3M | Department of Defense |
| Lancer Information Solutions, LLC | VA | $672.5M | Department of the Treasury |
| Synergy Business Innovation & Solutions INC. | VA | $668.7M | Department of Agriculture |
| Dev Technology Group INC | VA | $668.1M | Department of Homeland Security |
| Apogee Engineering, LLC | CO | $660.1M | General Services Administration |
| Earth Resources Technology, LLC | MD | $653.1M | Department of Commerce |
| Reli Group INC | MD | $650.9M | Department of Health and Human Services |
| Dlh, LLC | MD | $650.4M | Department of Health and Human Services |
| Knight Point Systems, LLC | VA | $649.2M | Department of Defense |
| Ls Technologies LLC | VA | $647.1M | Department of Transportation |
| 22nd Century Technologies, INC. | VA | $645.6M | Department of Defense |
| Systems & Technology Research LLC | MA | $643.0M | Department of Defense |
| Noblis Msd LLC | PA | $640.1M | Department of Defense |
| Eastern Research Group INC | MA | $638.8M | Environmental Protection Agency |
| Chugach Technical Solutions LLC | AK | $638.3M | Department of Defense |
| Resource Management Concepts, INC. | MD | $634.2M | Department of Defense |
| Netcentric Technology, LLC | NJ | $630.4M | Department of Defense |
| American Electronic Warfare Associates, INCORPORATED | MD | $630.2M | Department of Defense |
| Veterans Ez Info INC. | CA | $629.7M | Department of Veterans Affairs |
| Young & Rubicam LLC | NY | $629.2M | Department of Defense |
| Immixtechnology INC | VA | $626.0M | Department of Defense |
| Regan Technologies CORP | CT | $624.2M | Department of Veterans Affairs |
| Anacapa Micro Products, INC. | CA | $623.6M | Department of Homeland Security |
| Calibre Systems INC | VA | $622.8M | Department of Defense |
| Panamerica Computers, INC. | VA | $618.5M | Department of Homeland Security |
| Honeywell International, INC | GA | $617.7M | General Services Administration |
| Tatitlek Technologies, LLC | AK | $615.9M | Department of State |
| By Light Professional It Services LLC | VA | $614.9M | Department of Veterans Affairs |
| Johnson Controls Government Systems, LLC | WI | $613.3M | Department of Defense |
| The Cna CORPORATION | VA | $612.4M | Department of Defense |
| J.f. Taylor, INC. | MD | $612.2M | Department of Defense |
| Seacorp, LLC | RI | $609.7M | Department of Defense |
| Sapient Government Services, INC. | VA | $604.8M | Department of Health and Human Services |
| Executive Information Systems, L.L.C. | MD | $600.1M | Department of Health and Human Services |
| Kadiak LLC | AK | $591.4M | Department of Defense |
| Assured Information Security, INC. | NY | $586.4M | Department of Defense |
| August Schell Enterprises, INC. | MD | $585.4M | Department of Defense |
| The Boeing COMPANY | UT | $583.2M | Department of Defense |
| Cynergy Professional Systems LLC | CA | $580.8M | Department of Veterans Affairs |
| Bowhead Program Management & Operations, LLC | VA | $579.2M | Department of Defense |
| Tatitlek Federal Services LLC | AK | $578.9M | Department of State |
| Maximus Federal Technology Solutions, LLC | VA | $574.9M | Securities and Exchange Commission |
| Govplace, LLC | MD | $570.1M | Department of Homeland Security |
| The Mil CORPORATION | MD | $570.1M | Department of Defense |
| Noresco, LLC | MA | $569.3M | Department of Defense |
| Paragon Micro INC | IL | $568.5M | Department of Defense |
| Koniag Management Solutions LLC | AK | $564.9M | Department of Defense |
| Strategic Analysis, INC. | VA | $564.7M | Department of Defense |
| Innovative Management Concepts, INC | GA | $563.5M | General Services Administration |
| Acumen LLC | CA | $560.9M | Department of Health and Human Services |
| Fidelity Technologies CORPORATION | PA | $559.0M | Department of Defense |
| Greenbrier Government Solutions INC | WV | $557.1M | Department of Veterans Affairs |
| Miracle Systems LLC | VA | $552.8M | General Services Administration |
| Innovative Defense Technologies, LLC | VA | $552.6M | Department of Defense |
| Medical Science & Computing, LLC | MD | $551.9M | Department of Health and Human Services |
| Sigma Defense Systems LLC | GA | $551.5M | General Services Administration |
| Astrion Group, LLC | AL | $551.4M | Department of Defense |
| Enlighten It Consulting LLC | MD | $547.4M | Department of Defense |
| Rtx Bbn Technologies, INC. | MA | $545.4M | Department of Defense |
| Axient LLC | AL | $542.8M | Department of Defense |
| Sigmatech INC | AL | $541.7M | Department of Defense |
| Jacobs Engineering Group INC. | VA | $540.3M | Department of Homeland Security |
| Favor Techconsulting, LLC | VA | $537.0M | Department of Veterans Affairs |
| Palladium International LLC | DC | $536.0M | Agency for International Development |
| Bahfed CORP | OR | $532.7M | Department of Defense |
| Rivertech LLC | CO | $531.5M | Department of Defense |
| Planned Systems International INC | MD | $525.1M | Department of Veterans Affairs |
| Sparksoft CORPORATION | MD | $524.3M | Department of Health and Human Services |
| Aktarius LLC | FL | $520.2M | Department of Defense |
| Mantech Srs Technologies, INC. | CA | $519.9M | Department of Defense |
| The Regents of the University of Colorado | CO | $519.4M | National Aeronautics and Space Administration |
| Hewlett Packard Enterprise COMPANY | VA | $514.3M | Department of Defense |
| The Emmes COMPANY, LLC | MD | $513.2M | Department of Health and Human Services |
| Ensco INC | VA | $511.3M | Department of Defense |
| Kbr Wyle Services, LLC | TX | $506.2M | National Aeronautics and Space Administration |
| Broadleaf, INC. | VA | $506.1M | Department of Defense |
| Swish Data CORPORATION | VA | $505.8M | Department of Defense |
| Barrios Technology, LLC | TX | $497.3M | National Aeronautics and Space Administration |
| University of Washington | WA | $496.5M | Department of Defense |
| Tuknik Government Services LLC | AK | $494.8M | Social Security Administration |
| Ntt Data Services Federal Government, LLC | VA | $494.8M | Department of Health and Human Services |
| Lynker CORPORATION | CO | $493.1M | Department of Commerce |
| Soldierpoint Digital Health, LLC | VA | $491.6M | Department of Veterans Affairs |
| Qinetiq INC. | VA | $490.8M | Department of Defense |
| Science Applications International CORPORATION | VA | $485.0M | Department of Transportation |
| Sabel Systems Technology Solutions, LLC | VA | $484.3M | General Services Administration |
| Logistics Management Institute | VA | $481.7M | Department of Defense |
| Northrop Grumman Systems CORPORATION | VA | $480.2M | Department of Defense |
| Mayvin, INC. | VA | $478.3M | Department of Homeland Security |
| Bae Systems Information & Electronic Systems Integration INC | NH | $475.6M | Department of Defense |
| Gap Solutions, INC. | VA | $470.3M | Department of Health and Human Services |
| Family Health International | NC | $469.8M | Agency for International Development |
| Bluehalo, LLC | OH | $469.6M | Department of Defense |
| Alpha Omega Integration LLC | VA | $469.3M | Department of Homeland Security |
| Iowa State University of Science and Technology | IA | $467.0M | Department of Energy |
| Sevatec LLC | VA | $465.3M | General Services Administration |
| Mathematica INC. | DC | $465.0M | Department of Health and Human Services |
| Amentum Technology, INC. | TN | $463.3M | Department of Defense |
| System High CORPORATION | VA | $459.0M | Department of Defense |
| Strategic Communications LLC | KY | $458.1M | Department of Defense |
| Index Analytics LLC | MD | $457.2M | Department of Health and Human Services |
| Sumaria Systems, LLC | OH | $456.9M | Department of Defense |
| Oddball, INC. | VA | $455.6M | Department of Veterans Affairs |
| Mele Associates INC | MD | $453.6M | Department of Energy |
| Mindpoint Group LLC | VA | $447.2M | Department of Justice |
| Credence Dynamo Solutions LLC | VA | $446.8M | Department of Defense |
| Ai Solutions INC | MD | $446.1M | National Aeronautics and Space Administration |
| Analytic Services INC. | VA | $440.4M | Department of Defense |
| Digital Management LLC | VA | $439.6M | Department of Health and Human Services |
| Inserso CORPORATION | VA | $438.8M | Department of Homeland Security |
| Dignari, LLC | VA | $438.3M | Department of Homeland Security |
| Csa Global LLC | VA | $437.8M | Department of Defense |
| Simventions INC | VA | $437.4M | Department of Defense |
| Jacobs Government Services COMPANY | VA | $436.9M | Department of Defense |
| Two Six Labs, LLC | VA | $436.0M | Department of Defense |
| Black & Veatch Special Projects CORP. | KS | $435.3M | Department of Defense |
| Nakupuna Consulting LLC | VA | $434.3M | Department of Defense |
| Caci Enterprise Solutions, LLC | VA | $433.6M | Department of Defense |
| Tuvli LLC | VA | $433.6M | Department of State |
| Vsolvit LLC | NV | $432.3M | Department of Defense |
| Akira Technologies INC. | DC | $429.8M | Department of Homeland Security |
| Lb & B Associates INC | MD | $428.1M | Department of Defense |
| Cherokee Nation Operational Solutions, L.L.C. | OK | $428.0M | Department of Defense |
| Obxtek INC | VA | $426.6M | Department of Defense |
| Northrop Grumman Systems CORPORATION | AZ | $420.8M | Department of Defense |
| Impres Technology Solutions, INC | TX | $420.0M | Department of Defense |
| Vae, INC. | VA | $419.9M | Department of Defense |
| Powertrain, INC. | MD | $418.0M | Office of Personnel Management |
| Enterprise Technology Solutions, INC. | MD | $417.9M | Department of Defense |
| Epsilon INC | NC | $416.3M | Department of Defense |
| Aviation Systems Engineering COMPANY INC | MD | $415.5M | Department of Defense |
| Rite-Solutions, INC. | RI | $414.4M | Department of Defense |
| Three Wire Systems, LLC | VA | $414.2M | Department of Defense |
| Lockheed Martin CORPORATION | CO | $411.5M | Department of Defense |
| American Type Culture Collection | VA | $406.2M | Department of Health and Human Services |
| Omni Fed LLC | VA | $405.6M | Department of Defense |
| Caci, LLC - Commercial | VA | $401.9M | Department of Justice |
| Icon Government and Public Health Solutions, INC. | PA | $401.7M | Department of Health and Human Services |
| Chenega Enterprise Systems & Solutions, LLC | VA | $399.2M | Department of Health and Human Services |
| Peraton Labs INC | NJ | $399.0M | Department of Defense |
| Tunnell Consulting INC | PA | $398.4M | Department of Health and Human Services |
| Fibertek, INC. | VA | $398.2M | Department of Defense |
| Sierra7, INC. | VA | $398.1M | Department of Veterans Affairs |
| Sehlke Consulting LLC | VA | $397.5M | General Services Administration |
| Phoenix Logistics, LLC | AZ | $394.6M | Department of Defense |
| Federal Resources CORPORATION | PA | $393.9M | Department of State |
| Nationwide It Services INC | VA | $393.6M | Department of Defense |
| Cma Technology INC | VA | $391.0M | Department of Defense |
| Inuteq, LLC | MD | $389.8M | National Aeronautics and Space Administration |
| Cole Engineering Services, INC. | FL | $387.8M | Department of Defense |
| Procentrix, LLC | VA | $385.3M | Securities and Exchange Commission |
| National Collegiate Inventors & Innovators Alliance, INC. | MA | $384.7M | Department of Health and Human Services |
| Duke University | NC | $380.7M | Department of Health and Human Services |
| Goldbelt C6, LLC | VA | $380.2M | Department of Health and Human Services |
| Metrostar Systems, LLC | VA | $379.8M | Department of Defense |
| Mckinsey & COMPANY, INC. Washington D.c. | DC | $378.4M | Department of Defense |
| Dni Emerging Technologies, LLC | OK | $376.3M | Department of Defense |
| Sonalysts INC | CT | $374.3M | Department of Defense |
| Eagle Harbor Solutions LLC | AK | $374.2M | Department of State |
| Regents of the University of California, the | CA | $373.6M | National Aeronautics and Space Administration |
| Icr, INC. | CO | $371.9M | Department of Defense |
| The Lewin Group, INC. | VA | $371.8M | Department of Health and Human Services |
| Fluor Federal Services INC | SC | $371.3M | Department of Homeland Security |
| D7, LLC | CO | $370.9M | Department of Defense |
| Bastion Technologies, INC. | TX | $370.7M | National Aeronautics and Space Administration |
| Indus Technology INC | CA | $370.3M | Department of Defense |
| Spalding Consulting, INC. | MD | $369.9M | Department of Defense |
| Criterion Systems, L.L.C. | VA | $369.8M | Department of Energy |
| Grant Thornton LLP | IL | $368.6M | Department of State |
| Document Storage Systems, INC. | FL | $367.8M | Department of Veterans Affairs |
| Ost INC | VA | $366.2M | Department of Defense |
| Advanced Management Technology, INC. | VA | $365.3M | Department of Transportation |
| Caci Enterprise Solutions, LLC | VA | $363.4M | Department of Defense |
| Avion Solutions, INC. | AL | $363.2M | Department of Defense |
| Tekla Research, INC. | MD | $363.0M | Department of Defense |
| Nv5 Geospatial, INC. | FL | $362.8M | Department of the Interior |
| Riva Solutions INC | VA | $360.6M | Department of Commerce |
| Prescient Edge CORPORATION | VA | $357.2M | General Services Administration |
| National Academy of Sciences | DC | $357.1M | Department of Defense |
| Metaphase Consulting LLC | VA | $357.0M | Department of Homeland Security |
| Directviz Solutions, LLC | VA | $354.3M | Department of Defense |
| Esimplicity INC | MD | $354.2M | Department of Health and Human Services |
| Black Canyon Consulting LLC | VA | $353.7M | Department of Health and Human Services |
| Unissant INC. | VA | $352.9M | Department of Homeland Security |
| Porter Novelli Public Services INC. | DC | $352.7M | Department of Health and Human Services |
| Delta Solutions & Strategies LLC | CO | $352.0M | Department of Defense |
| Jjr Solutions LLC | OH | $351.3M | Department of Defense |
| Kratos Technology & Training Solutions, INC. | CA | $349.1M | Department of Defense |
| Asrc Federal Data Solutions, LLC | MD | $348.3M | National Aeronautics and Space Administration |
| Tyto Government Solutions INC | VA | $346.9M | Department of Defense |
| Amyx INC | VA | $345.8M | Department of Defense |
| Aptive Htg LLC | VA | $345.7M | Department of Veterans Affairs |
| Trane U.s. INC. | NC | $345.2M | Department of Defense |
| Xtec, INCORPORATED | FL | $344.2M | General Services Administration |
| Poplicus INCORPORATED | VA | $342.9M | Department of Defense |
| Regency Consulting INC | IA | $342.0M | Department of Defense |
| Vt Milcom INC. | VA | $339.5M | Department of Defense |
| Vanguard Inspection Services | FL | $338.0M | Department of Homeland Security |
| Mclaughlin Research CORPORATION | CT | $337.8M | Department of Defense |
| Culmen International, LLC | VA | $336.8M | Department of Defense |
| Ernst & Young LLP | DC | $336.3M | Department of Transportation |
| Reliability & Performance Technologies, LLC | PA | $334.6M | Department of Defense |
| Customer Value Partners, LLC | DC | $334.0M | Department of Health and Human Services |
| Hdr Environmental, Operations and Construction, INC. | CO | $332.5M | Department of Defense |
| Chenega It Enterprise Services, LLC | VA | $331.8M | Department of Defense |
| Microhealth LLC | VA | $331.6M | Department of Health and Human Services |
| Arlluk Technology Solutions LLC | AK | $330.9M | Department of Agriculture |
| Kt Consulting, INC. | AZ | $330.9M | Department of Defense |
| Disys Solutions, INC. | VA | $330.8M | Department of Defense |
| Pae Labat-Anderson LLC | VA | $330.6M | Department of Justice |
| Raft LLC | VA | $329.7M | Department of Defense |
| Bowhead Mission Solutions, LLC | VA | $329.6M | Department of Defense |
| A Square Group LLC | MD | $329.4M | Department of Health and Human Services |
| Accelgov LLC | MD | $327.9M | Department of Justice |
| Compqsoft, INC. | VA | $327.7M | Department of Defense |
| Creative Associates International, INC. | MD | $327.3M | Agency for International Development |
| Octo Metric LLC | GA | $327.0M | Department of the Treasury |
| Creative Systems and Consulting L.L.C. | VA | $326.4M | Department of the Treasury |
| Woolpert, INC. | OH | $325.7M | Department of Defense |
| Applied Physical Sciences CORP | CT | $325.4M | Department of Defense |
| Valiant Solutions, LLC | VA | $324.0M | General Services Administration |
| Ntt Data Fedhealth, INC. | VA | $323.5M | Department of Health and Human Services |
| Echelon Services, LLC | VA | $322.4M | Department of Defense |
| The Cadmus Group LLC | MA | $322.4M | Environmental Protection Agency |
| Corvid Technologies, LLC | NC | $321.6M | Department of Defense |
| Katmai Management Services LLC | AK | $320.6M | Department of Defense |
| Westwind Computer Products, INC. | NM | $320.5M | Department of Defense |
| Arinc INCORPORATED | MD | $320.4M | Department of Transportation |
| Galapagos Federal Systems LLC | HI | $320.3M | Department of Defense |
| Eagle Integrated Services, LLC | TX | $319.2M | Department of Defense |
| Capgemini Government Solutions LLC | VA | $318.7M | Department of Homeland Security |
| Cognosante, LLC | VA | $317.0M | Social Security Administration |
| Energy Systems Group, LLC | IN | $316.3M | Department of Defense |
| Asrc Federal Technology Solutions, LLC | VA | $315.4M | Department of Defense |
| Network Designs, INC. | VA | $314.9M | Department of Justice |
| Mullenlowe Us INC | MA | $313.6M | Department of Defense |
| Physical Sciences INC. | MA | $313.0M | Department of Defense |
| Incentive Technology Group LLC | VA | $312.8M | Federal Communications Commission |
| Computer World Services, CORP. | VA | $311.1M | Department of Defense |
| Compass Pts JV, the | VA | $307.7M | Department of Homeland Security |
| Planet Technologies, INC. | MD | $307.6M | Department of the Interior |
| Nisga'a Tek, LLC | VA | $305.9M | Department of Defense |
| Advanced Technology Leaders, INC. | GA | $305.4M | Small Business Administration |
| Integration Innovation INC | AL | $305.1M | Department of Defense |
| BB&E, INC. | MI | $304.4M | Department of Defense |
| Sikich Federal INC. | VA | $303.8M | Department of Health and Human Services |
| Norseman INC | MD | $303.3M | Department of Defense |
| Management Systems International, INC. | VA | $303.2M | Agency for International Development |
| Octo Consulting Group LLC | VA | $302.2M | Department of the Interior |
| All Native Synergies COMPANY | NE | $301.4M | Department of State |
| Oracle America, INC | CA | $299.0M | Department of Defense |
| Standard-Blazar, LLC | VA | $297.5M | Department of State |
| Aptive Resources LLC | VA | $297.5M | Department of Veterans Affairs |
| The Survice Engineering COMPANY LLC | MD | $296.8M | Department of Defense |
| Koniag Data Solutions LLC | AK | $293.8M | Department of Defense |
| L3harris Forcex, INC. | TN | $293.4M | Department of Defense |
| Vectrus Systems LLC | VA | $293.4M | Department of Defense |
| Analex CORPORATION | VA | $293.2M | Department of Defense |
| Asrc Federal Cyber, LLC | MD | $291.4M | Department of Defense |
| Wolftek Mission Group, LLC | VA | $290.5M | Department of Agriculture |
| Education Development Center, INC. | MA | $290.1M | Agency for International Development |
| Adc LTD Nm | NM | $288.1M | Department of Homeland Security |
| Akima Data Management LLC | VA | $287.9M | Department of Defense |
| Oceaneering International INC | VA | $285.5M | Department of Defense |
| Dynamo Technologies, LLC | VA | $285.5M | Department of Agriculture |
| Battelle National Biodefense Institute, LLC | MD | $285.4M | Department of Homeland Security |
| 360 Patriot Enterprises LLC | VA | $284.4M | Department of Defense |
| Peerless Technologies CORPORATION | OH | $284.3M | Department of Defense |
| Distributed Computing System Solutions Provider, INC | VA | $283.7M | Department of Defense |
| Sirius Federal LLC | IL | $283.7M | Department of Defense |
| Akima Systems Engineering LLC | VA | $283.4M | Department of Defense |
| Veteran Information Technologies, LLC | CO | $283.2M | Department of Defense |
| Accelint Global INC. | CA | $282.9M | Department of Defense |
| Life Cycle Engineering INC | SC | $282.3M | Department of Defense |
| Wsp Usa Services INC. | VA | $281.9M | Department of Homeland Security |
| Dt Global INC | DC | $281.7M | Agency for International Development |
| Chickasaw Strategic Pointe, LLC | OK | $280.9M | Department of Defense |
| Tetra Tech Es, INC. | VA | $280.5M | Agency for International Development |
| Project Enhancement CORPORATION | MD | $277.6M | Department of Energy |
| Lyme Computer Systems, INC. | NH | $277.6M | Department of Defense |
| Clarity Innovations LLC | FL | $276.9M | Department of Defense |
| The Johns Hopkins University | MD | $276.4M | Department of Health and Human Services |
| Compass Point LLC | VA | $275.8M | Department of Defense |
| W R Systems LTD. | VA | $275.6M | Department of Defense |
| Kbr Wyle Services, LLC | VA | $275.4M | Department of Defense |
| Integrated Data Services, LLC | VA | $274.9M | Department of Defense |
| Arctic Slope Technical Services, INC. | MD | $274.8M | National Aeronautics and Space Administration |
| Grant Thornton Public Sector LLC | VA | $274.1M | Department of Homeland Security |
| Wwc Global LLC | CT | $273.7M | Department of Defense |
| Definitive Logic CORPORATION | VA | $272.3M | Department of Homeland Security |
| Ist Research, LLC | VA | $271.5M | General Services Administration |
| Human Technologies CORP | NY | $271.5M | Department of State |
| Toyon Research CORPORATION | CA | $271.3M | Department of Defense |
| Fedstore CORPORATION | MD | $271.2M | Department of Veterans Affairs |
| Iap Worldwide Services, INC. | FL | $270.2M | Department of Defense |
| Hendall INC | MD | $269.8M | Department of Health and Human Services |
| Groundswell CORPORATION | VA | $269.7M | Department of Transportation |
| Physical Optics CORPORATION | CA | $267.9M | Department of Defense |
| Celeen LLC | CT | $267.0M | Department of Defense |
| Kvg LLC | PA | $265.1M | Department of Defense |
| Veracity Engineering LLC | DC | $263.9M | Department of Transportation |
| Accenture Federal Services LLC | VA | $263.9M | Department of Defense |
| Acumen Solutions, INC. | VA | $263.6M | Department of Homeland Security |
| General Dynamics Mission Systems, INC. | MA | $263.3M | Department of Defense |
| Titan Alpha LLC | VA | $263.0M | Department of Veterans Affairs |
| Csp Enterprises, LLC | MD | $261.7M | Department of Commerce |
| Alphasix, LLC. | VA | $260.0M | Department of Health and Human Services |
| Interactive Process Technology, LLC | MA | $259.2M | Department of Defense |
| Cloud Lake Technology LLC | VA | $259.0M | Department of Defense |
| Humanit Solutions LLC | OH | $259.0M | Department of Defense |
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.