| 19AQMM26F0270 | POTOMAC-HUDSON ENGINEERING INC | $99,015 | Department of State | Department of State | — | 541620 | B510 | Mar 3, 2026 | Mar 3, 2026 | Sep 2, 2027 |
| 140D0426P0049 | POTOMAC-HUDSON ENGINEERING INC | $4,282 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 541620 | R499 | Feb 24, 2026 | Feb 24, 2026 | Feb 23, 2027 |
| 47PK0125F0025 | POTOMAC-HUDSON ENGINEERING INC | $837,244 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 541620 | F115 | Sep 25, 2025 | Sep 30, 2025 | Sep 30, 2027 |
| 19AQMM25F1104 | POTOMAC-HUDSON ENGINEERING INC | $84,998 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Jul 24, 2025 | Jul 25, 2025 | Jul 24, 2026 |
| FA820125C0008 | POTOMAC-HUDSON ENGINEERING INC | $83,405 | DEPT OF THE AIR FORCE | DEPT OF THE AIR FORCE | — | 562910 | F108 | Jun 17, 2025 | Jun 18, 2025 | Jun 17, 2026 |
| 19AQMM25F0420 | POTOMAC-HUDSON ENGINEERING INC | $129,501 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Feb 26, 2025 | Mar 3, 2025 | Sep 2, 2026 |
| 140D0425P0037 | POTOMAC-HUDSON ENGINEERING INC | $3,792 | DEPARTMENTAL OFFICES | DEPARTMENTAL OFFICES | — | 541620 | R499 | Jan 29, 2025 | Jan 29, 2025 | Apr 1, 2025 |
| 2031JG24F00453 | POTOMAC-HUDSON ENGINEERING INC | $145,476 | UNITED STATES MINT | UNITED STATES MINT | — | 541620 | F999 | Sep 30, 2024 | Sep 30, 2024 | Sep 27, 2027 |
| 89303024FGD000004 | POTOMAC-HUDSON ENGINEERING INC | $12,595,958 | ENERGY, DEPARTMENT OF | ENERGY, DEPARTMENT OF | — | 541620 | B510 | Sep 4, 2024 | Sep 4, 2024 | Mar 3, 2028 |
| 89243624FCD000018 | POTOMAC-HUDSON ENGINEERING INC | $26,466,397 | ENERGY, DEPARTMENT OF | ENERGY, DEPARTMENT OF | — | 541620 | F999 | Aug 8, 2024 | Aug 15, 2024 | Aug 14, 2027 |
| 47PJ0024F0219 | POTOMAC-HUDSON ENGINEERING INC | $202,689 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 541620 | B510 | Apr 26, 2024 | Apr 24, 2024 | May 31, 2026 |
| 19AQMM24F0702 | POTOMAC-HUDSON ENGINEERING INC | $98,852 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Mar 27, 2024 | Apr 1, 2024 | Mar 31, 2026 |
| 19AQMM24F0468 | POTOMAC-HUDSON ENGINEERING INC | $140,785 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Feb 27, 2024 | Mar 4, 2024 | Mar 3, 2027 |
| 47PA0324F0007 | POTOMAC-HUDSON ENGINEERING INC | $302,413 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 541620 | B510 | Jan 31, 2024 | Jan 31, 2024 | Dec 31, 2024 |
| 19AQMM23F3217 | POTOMAC-HUDSON ENGINEERING INC | $84,656 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Sep 27, 2023 | Sep 29, 2023 | Sep 28, 2026 |
| 19AQMM23F3083 | POTOMAC-HUDSON ENGINEERING INC | $183,115 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Sep 23, 2023 | Sep 29, 2023 | Sep 28, 2026 |
| 19AQMM23F3097 | POTOMAC-HUDSON ENGINEERING INC | $109,244 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Sep 23, 2023 | Sep 29, 2023 | Sep 28, 2026 |
| 47PF0023F1020 | POTOMAC-HUDSON ENGINEERING INC | $131,315 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 541620 | B510 | Sep 12, 2023 | Sep 12, 2023 | Sep 30, 2024 |
| 70Z04023P60483Y00 | POTOMAC-HUDSON ENGINEERING INC | $55,855 | US COAST GUARD | US COAST GUARD | — | 541620 | B510 | Aug 23, 2023 | Jan 1, 2024 | Mar 13, 2026 |
| 19AQMM23F1965 | POTOMAC-HUDSON ENGINEERING INC | $69,995 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Aug 9, 2023 | Aug 7, 2023 | Aug 13, 2024 |
| 47PF0023F0548 | POTOMAC-HUDSON ENGINEERING INC | $30,485 | PUBLIC BUILDINGS SERVICE | PUBLIC BUILDINGS SERVICE | — | 541620 | B510 | Apr 21, 2023 | Apr 21, 2023 | Apr 30, 2024 |
| 47PE0323F0003 | POTOMAC-HUDSON ENGINEERING INC | $594,001 | Public Buildings Service | Public Buildings Service | — | 541620 | B510 | Mar 2, 2023 | Mar 2, 2023 | Feb 26, 2027 |
| 19AQMM23F0364 | POTOMAC-HUDSON ENGINEERING INC | $50,000 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Jan 25, 2023 | Jan 24, 2023 | Sep 24, 2023 |
| 19AQMM22F4324 | POTOMAC-HUDSON ENGINEERING INC | $147,851 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B510 | Sep 29, 2022 | Sep 28, 2022 | Mar 28, 2024 |
| 19AQMM22F4191 | POTOMAC-HUDSON ENGINEERING INC | $219,928 | STATE, DEPARTMENT OF | STATE, DEPARTMENT OF | — | 541620 | B599 | Sep 24, 2022 | Sep 26, 2022 | Sep 26, 2024 |