| 1 | INFORMATION SYSTEMS & NETWORKS CORPORATION | $330,248,744 | 3 | $110,082,915 | Sep 14, 2025 | Department of Defense |
| 2 | DAWSON'S REALTY & MORTGAGES, INC. | $297,216,798 | 2 | $148,608,399 | Jun 20, 2023 | Department of Agriculture |
| 3 | VENDOR RESOURCE MANAGEMENT, INC. | $200,641,130 | 1 | $200,641,130 | Jul 01, 2017 | Department of Veterans Af… |
| 4 | GULFSTREAM AEROSPACE CORPORATION | $187,604,998 | 1 | $187,604,998 | Oct 17, 2025 | Department of Homeland Se… |
| 5 | BGRS RELOCATION INC | $161,804,558 | 13 | $12,446,504 | Sep 08, 2026 | Department of Energy |
| 6 | N.S.P. VENTURES CORP. | $118,714,225 | 1 | $118,714,225 | Jan 01, 2020 | Department of the Treasury |
| 7 | 24 ASSET MANAGEMENT CORP | $110,173,630 | 12 | $9,181,136 | Dec 16, 2026 | Department of Housing and… |
| 8 | TENAX AEROSPACE LLC | $105,171,807 | 17 | $6,186,577 | Jan 01, 2025 | Department of Agriculture |
| 9 | LIMA CHARLIE, INC | $104,004,959 | 100 | $1,040,050 | Dec 01, 2025 | Department of Homeland Se… |
| 10 | FRANKLIN COURT INC | $87,490,354 | 2 | $43,745,177 | Dec 01, 2024 | Millennium Challenge Corp… |
| 11 | YOUNG WOMEN'S CHRISTIAN ASSOCIATION OF GREA… | $81,998,806 | 1 | $81,998,806 | May 21, 2009 | Department of Labor |
| 12 | FRANCONIA REAL ESTATE SERVICES, INC. | $72,312,893 | 9 | $8,034,766 | Sep 14, 2026 | Social Security Administr… |
