| Fluor Marine Propulsion, LLC | $29,714,150,220 | 2 |
| Bechtel Plant Machinery, Inc. | $26,012,043,309 | 25 |
| BAE Systems Land & Armaments L.P. | $25,504,983,490 | 47 |
| The Boeing Company | $23,281,864,490 | 38 |
| United Concordia Companies, Inc. | $6,856,234,102 | 32 |
| Sanofi Vaccines US Inc. | $6,290,031,817 | 19 |
| BAE Systems Land And Armaments L.P. | $5,752,620,631 | 2 |
| Novitas Solutions, Inc. | $3,581,610,229 | 5 |
| General Dynamics Ots (Wilkes Barre), LLC | $3,028,445,698 | 14 |
| Merck Sharp & Dohme LLC | $2,853,212,278 | 2 |
| BAE Systems Land & Armaments L.P. | $2,483,370,141 | 9 |
| Carnegie Mellon University | $2,316,252,110 | 8 |
| Kongsberg Defence & Aerospace As | $2,253,862,289 | 10 |
| Lockheed Martin Corp | $1,478,742,895 | 6 |
| Trumbull Corporation And Brayman Construction Corporation, A Joint Venture | $1,301,725,046 | 3 |
| International Sos Government Services LLC | $1,265,881,437 | 10 |
| Reed Technology And Information Services LLC | $1,216,886,860 | 3 |
| Pfizer Inc | $1,033,136,950 | 1 |
| Fedex Supply Chain Distribution System, Inc. | $831,480,867 | 1 |
| Ellwood National Forge Company | $647,981,970 | 5 |
| Siemens Healthcare Diagnostics Inc. | $595,940,000 | 1 |
| American Petroleum Tankers LLC | $570,354,644 | 4 |
| General Dynamics Mission Systems, Inc. | $506,653,818 | 3 |
| Laurel Technologies Partnership | $483,459,343 | 3 |
| The Pennsylvania State University | $481,589,220 | 5 |
| Leidos, Inc. | $440,459,263 | 2 |
| Lockheed Martin Corp | $436,978,849 | 4 |
| Fidelity Technology Services, LLC | $422,183,578 | 3 |
| Astrobotic Technology Inc | $414,186,658 | 2 |
| General Dynamics Information Technology, Inc. | $390,706,967 | 1 |
| Harris Corporation | $386,693,526 | 1 |
| Bell Boeing Joint Project Office | $370,332,809 | 3 |
| Amentum Technology, Inc. | $343,409,296 | 2 |
| The Boeing Company | $301,147,783 | 1 |
| Asrc Federal Professional Services, LLC | $280,674,683 | 1 |
| International Business Machines Corporation | $270,665,469 | 2 |
| Knight Point Systems, LLC | $270,423,462 | 3 |
| Caes Systems LLC | $266,036,235 | 2 |
| Concurrent Technologies Corp | $248,696,082 | 2 |
| Carnegie-Mellon University | $248,163,797 | 1 |
| Transworld Systems Inc. | $230,130,676 | 1 |
| Westinghouse Government Services LLC | $221,381,740 | 1 |
| Caci, Inc. - Federal | $212,779,947 | 2 |
| Leidos, Inc. | $199,008,827 | 1 |
| Ca, Inc. | $195,759,596 | 2 |
| Management & Training Corporation | $193,752,830 | 2 |
| Odle Management Group, L.L.C. | $182,086,709 | 2 |
| Weston Solutions Inc | $181,387,528 | 1 |
| Vse Corporation | $178,376,942 | 1 |
| Dla Troop Support | $176,156,123 | 2 |
| Accenture Federal Services LLC | $166,507,936 | 1 |
| Adams And Associates Inc | $165,929,827 | 1 |
| Cepheid | $146,265,755 | 1 |
| Siemens Medical Solutions Usa, Inc. | $117,768,819 | 1 |
| Whiting-Turner Contracting Company, The | $114,961,115 | 1 |
| Peraton Risk Decision Inc. | $112,753,916 | 1 |
| Data Systems Analysts Inc | $108,330,345 | 1 |
| Noblis MSD LLC | $102,613,072 | 1 |
| Career Systems Development Corporation | $100,356,048 | 1 |
| Johnson Controls Navy Systems, LLC | $96,164,666 | 1 |
| Lockheed Martin Corporation | $88,068,641 | 1 |
| Ameresco Select, Inc. | $87,758,722 | 1 |
| Rhoads Industries, Inc. | $86,641,393 | 1 |
| Truestone, LLC | $84,308,101 | 1 |
| General Dynamics Information Technology Inc. | $82,410,565 | 1 |
| Hewlett Packard Enterprise Company | $82,101,733 | 1 |
| Tunnell Consulting Inc | $80,763,392 | 1 |