| 1 | BATTELLE ENERGY ALLIANCE, LLC | $26,718,408,869 | 1 | $26,718,408,869 | Nov 09, 2004 | Department of Energy |
| 2 | THE MITRE CORPORATION | $5,139,503,472 | 246 | $20,892,291 | Sep 29, 2026 | Department of Health and … |
| 3 | SIERRA NEVADA COMPANY, LLC | $4,695,200,383 | 161 | $29,162,735 | Apr 10, 2026 | Department of Defense |
| 4 | OAK RIDGE ASSOCIATED UNIVERSITIES, INCORPOR… | $3,584,692,757 | 15 | $238,979,517 | Apr 17, 2026 | Environmental Protection … |
| 5 | ARMY SUSTAINMENT LLC | $3,501,851,264 | 1 | $3,501,851,264 | Oct 01, 2003 | Department of Defense |
| 6 | DOMESTIC AWARDEES (UNDISCLOSED) | $2,889,714,592 | 75 | $38,529,528 | Jan 19, 2025 | Agency For International … |
| 7 | BOOZ ALLEN HAMILTON INC | $2,015,532,492 | 104 | $19,380,120 | Sep 15, 2026 | Department of Defense |
| 8 | INSTITUTE FOR DEFENSE ANALYSES | $1,988,156,069 | 32 | $62,129,877 | Sep 30, 2026 | Department of Defense |
| 9 | DAI GLOBAL LLC | $1,920,103,311 | 62 | $30,969,408 | Nov 21, 2024 | Agency For International … |
| 10 | CHEMONICS INTERNATIONAL, INC. | $1,737,445,442 | 65 | $26,729,930 | Sep 30, 2024 | Agency For International … |
| 11 | HII MISSION TECHNOLOGIES CORP | $1,640,415,366 | 23 | $71,322,407 | Sep 19, 2025 | Department of Defense |
| 12 | NORTHROP GRUMMAN SYSTEMS CORPORATION | $1,587,372,224 | 21 | $75,589,154 | Jan 16, 2026 | Department of Defense |
