| 1 | SIEMENS MEDICAL SOLUTIONS USA, INC. | $915,423,161 | 443 | $2,066,418 | Jan 15, 2027 | Department of Veterans Af… |
| 2 | SMITHS DETECTION INC. | $667,243,324 | 23 | $29,010,579 | Sep 30, 2026 | Department of Homeland Se… |
| 3 | GE PRECISION HEALTHCARE LLC | $530,000,165 | 381 | $1,391,077 | Oct 20, 2026 | Department of Veterans Af… |
| 4 | RAPISCAN SYSTEMS INC | $472,655,244 | 15 | $31,510,350 | Jul 31, 2026 | Department of Homeland Se… |
| 5 | LEIDOS, INC. | $428,275,147 | 17 | $25,192,656 | Aug 24, 2026 | Department of Homeland Se… |
| 6 | PHILIPS NORTH AMERICA LLC | $409,117,514 | 329 | $1,243,518 | Nov 01, 2026 | Department of Veterans Af… |
| 7 | LEIDOS SECURITY DETECTION & AUTOMATION, INC. | $235,439,855 | 16 | $14,714,991 | Mar 03, 2026 | Department of Homeland Se… |
| 8 | WESTINGHOUSE GOVERNMENT SERVICES LLC | $221,381,740 | 1 | $221,381,740 | Jul 15, 2000 | Department of Energy |
| 9 | SMITHS DETECTION, INC | $210,865,421 | 10 | $21,086,542 | Sep 25, 2020 | Department of Homeland Se… |
| 10 | AMERICAN SCIENCE & ENGINEERING INC | $159,981,855 | 6 | $26,663,643 | Jul 02, 2019 | Department of Homeland Se… |
| 11 | VARIAN MEDICAL SYSTEMS, INC | $153,450,045 | 44 | $3,487,501 | Oct 22, 2026 | Department of Veterans Af… |
| 12 | ASTROPHYSICS INC | $149,654,631 | 7 | $21,379,233 | Aug 06, 2026 | Department of Homeland Se… |
