Large federal prime contractors must adopt a small-business subcontracting plan on contracts above $900,000 ($2 million for construction) under FAR 19.702, with goals for small, women-owned, HUBZone, veteran-owned and service-disabled veteran-owned businesses. SBA's directory lists 153 primes with such plans on 677 contracts in NAICS 541990 (FY2023 and FY2024), 39 of them still active, with $20,755,216,088 in total contract value. These are the companies to approach about subcontracting work in this industry.
| Prime contractor | Location | Contracts (active) | Contract value | Main agencies | Latest end |
|---|---|---|---|---|---|
| Abt Associates Inc. | Rockville, Maryland | 3 (1) | $858,803,419 | Agency for International Development; Substance Abuse and Mental Health Services Administration | Dec 18, 2027 |
| General Dynamics Information Technology, Inc. | Falls Church, Virginia | 3 (1) | $490,603,614 | Dept of the Army | Jan 7, 2029 |
| Sierra Nevada Corporation | Sparks, Nevada | 23 (4) | $799,113,595 | Federal Acquisition Service; Dept of the Air Force; U.S. Special Operations Command (USSOCOM) | Nov 8, 2027 |
| Northrop Grumman Systems Corporation | San Diego, California | 1 (1) | $79,275,834 | Dept of the Air Force | Feb 25, 2027 |
| Dai Global, LLC | Bethesda, Maryland | 1 (1) | $24,999,341 | Agency for International Development | Sep 26, 2028 |
| Cna Corporation, the | Arlington, Virginia | 68 (8) | $127,889,929 | Dept of the Navy | May 29, 2029 |
| Institute for Defense Analyses | Alexandria, Virginia | 1 (1) | $17,318,317 | Washington Headquarters Services (WHS) | Feb 22, 2027 |
| Logistics Management Institute | Tysons, Virginia | 2 (1) | $37,440,961 | Washington Headquarters Services (WHS) | Sep 26, 2029 |
| Westat, Inc. | Rockville, Maryland | 5 (1) | $78,072,237 | Substance Abuse and Mental Health Services Administration; National Institutes of Health | Sep 14, 2028 |
| Parsons Government Services International Inc. | Pasadena, California | 2 (1) | $18,101,671 | Department of Energy | Sep 23, 2031 |
| American Forests | Washington, District of Columbia | 1 (1) | $10,000,000 | U.S. Fish and Wildlife Service | Sep 30, 2027 |
| Noblis, Inc. | Reston, Virginia | 13 (4) | $31,334,426 | Federal Highway Administration | Jul 31, 2027 |
| Sierra Nevada Corporation | Centennial, Colorado | 32 (1) | $398,970,684 | Dept of the Air Force | Dec 31, 2026 |
| Research Triangle Institute | Research Triangle Park, North Carolina | 8 (1) | $38,825,219 | National Science Foundation; Agency for International Development; Centers for Disease Control and Prevention | Sep 30, 2027 |
| Vanasse Hangen Brustlin, Inc. | Watertown, Massachusetts | 5 (3) | $6,571,927 | Federal Highway Administration | Jan 31, 2028 |
| University of Alabama at Birmingham | Birmingham, Alabama | 3 (1) | $16,195,041 | Centers for Disease Control and Prevention | Aug 30, 2027 |
| Sikich Cpa LLC | Alexandria, Virginia | 1 (1) | $2,287,500 | Defense Contract Management Agency (DCMA) | Sep 29, 2029 |
| Leidos, Inc. | Reston, Virginia | 6 (1) | $157,587,321 | Dept of the Army; Washington Headquarters Services (WHS); Federal Highway Administration | Mar 31, 2027 |
| Medical Science & Computing, LLC | Rockville, Maryland | 19 (2) | $21,622,870 | National Institutes of Health | Nov 12, 2026 |
| Azenta US Inc | Indianapolis, Indiana | 1 (1) | $1,836,800 | National Institutes of Health | Aug 29, 2029 |
| Cpa Global (Landon Ip) Inc. | Alexandria, Virginia | 3 (1) | $6,062,176 | US Patent and Trademark Office | Sep 30, 2027 |
| Booz Allen Hamilton Inc | MC Lean, Virginia | 36 (1) | $4,824,349,481 | Federal Acquisition Service; Washington Headquarters Services (WHS); Defense Advanced Research Projects Agency (Darpa) | Sep 4, 2027 |
| University of Maryland | Baltimore, Maryland | 3 (1) | $12,631,881 | National Institutes of Health | Sep 29, 2027 |
| Smartronix, LLC | Hollywood, Maryland | 1 (0) | $3,267,477,841 | Federal Acquisition Service | Sep 24, 2025 |
| Hii Mission Technologies Corp | MC Lean, Virginia | 1 (0) | $3,009,272,512 | Federal Acquisition Service | Sep 15, 2025 |
| Northrop Grumman Systems Corporation | San Diego, California | 2 (0) | $798,238,900 | Dept of the Navy | May 16, 2025 |
| Ptsi Managed Services Inc | Pasadena, California | 4 (0) | $659,569,801 | Federal Aviation Administration; Dept of the Army | May 21, 2024 |
| The Mitre Corporation | MC Lean, Virginia | 102 (0) | $554,743,636 | Department of Veterans Affairs; Office of the Secretary; US Census Bureau | Dec 28, 2025 |
| Mag DS Corp. | Fairfax, Virginia | 1 (0) | $552,386,584 | Federal Acquisition Service | Mar 15, 2024 |
| Caci, Inc. - Federal | Chantilly, Virginia | 1 (0) | $414,857,176 | Federal Acquisition Service | May 19, 2025 |
| Deloitte Consulting LLP | Arlington, Virginia | 20 (0) | $264,712,338 | Dept of the Air Force; National Institutes of Health; Department of Veterans Affairs | Sep 29, 2025 |
| E3HEALTH Solutions, LLC | Mansfield, Texas | 1 (0) | $210,524,968 | Centers for Disease Control and Prevention | Sep 30, 2024 |
| Novetta, Inc. | Mclean, Virginia | 12 (0) | $177,613,668 | Dept of the Air Force | Mar 26, 2025 |
| Aevex Aerospace, LLC | Solana Beach, California | 9 (0) | $168,316,446 | Dept of the Air Force | Feb 28, 2025 |
| Northrop Grumman Systems Corporation | San Jose, California | 6 (0) | $162,517,079 | Dept of the Air Force | Jun 22, 2025 |
| Qlarant Integrity Solutions, LLC | Easton, Maryland | 3 (0) | $154,014,432 | Centers for Medicare and Medicaid Services | Dec 31, 2024 |
| Mantech SRS Technologies, Inc. | Herndon, Virginia | 2 (0) | $147,565,885 | Defense Advanced Research Projects Agency (Darpa); Dept of the Navy | May 7, 2025 |
| Linquest Corporation | Los Angeles, California | 5 (0) | $142,972,073 | Dept of the Air Force | Mar 1, 2025 |
| Ecs Federal, LLC | Fairfax, Virginia | 6 (0) | $133,427,433 | Defense Advanced Research Projects Agency (Darpa); National Oceanic and Atmospheric Administration | Oct 14, 2025 |
| Calibre Systems Inc | Alexandria, Virginia | 8 (0) | $118,359,335 | Dept of the Army | Nov 6, 2025 |
| Optumhealth Care Solutions, LLC | Eden Prairie, Minnesota | 2 (0) | $111,731,019 | Defense Health Agency (DHA) | Jul 17, 2024 |
| Strategic Analysis, Inc. | Arlington, Virginia | 3 (0) | $92,028,144 | Defense Advanced Research Projects Agency (Darpa) | Sep 30, 2025 |
| Karna LLC | Atlanta, Georgia | 1 (0) | $89,597,040 | Centers for Disease Control and Prevention | May 31, 2023 |
| Analytic Services Inc. | Falls Church, Virginia | 6 (0) | $78,769,102 | Washington Headquarters Services (WHS) | Apr 29, 2025 |
| Johns Hopkins University Applied Physics Laboratory LLC, the | Laurel, Maryland | 25 (0) | $74,425,163 | U.S. Special Operations Command (USSOCOM); Social Security Administration | Dec 12, 2025 |
| American Type Culture Collection | Manassas, Virginia | 1 (0) | $72,258,513 | Centers for Disease Control and Prevention | Feb 28, 2025 |
| Oak Ridge Associated Universities, Incorporated | Oak Ridge, Tennessee | 4 (0) | $71,957,889 | Centers for Disease Control and Prevention; Department of Energy; Morris K. Udall Scholarship and Excellence in National Environmental Policy Foundation | Sep 30, 2025 |
| Qed Group, LLC, the | Arlington, Virginia | 1 (0) | $71,834,412 | Washington Headquarters Services (WHS) | Jun 1, 2024 |
| FGS, LLC | La Plata, Maryland | 4 (0) | $62,449,180 | Dept of the Navy | Sep 2, 2026 |
| Booz Allen Hamilton Inc. | Norfolk, Virginia | 8 (0) | $51,827,921 | National Institutes of Health | Apr 3, 2026 |
Your alert: NAICS 541990 (All Other Professional, Scientific, and Technical Services). Free, one short email each weekday. See a sample