| | CRITICAL ENERGY MEASUREMENT | WORCESTER POLYTECHNIC INSTITUTE | $412,895 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541690Other Scientific and Technical Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Sep 17, 2025 | Sep 17, 2025 | Jul 16, 2027 |
| | TEST AND EVALUATION OF THE BSEE BURNER | S.L. ROSS ENVIRONMENTAL RESEARCH LIMITED | $1,844,450 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 333132Oil and Gas Field Machinery and Equipment Manufacturing | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Sep 11, 2025 | Sep 29, 2025 | Sep 28, 2027 |
| | RRB1177 PYTHON FOR MULTI-SPECTRAL SENSOR | WATER MAPPING LLC | $217,580 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Mar 13, 2025 | Mar 13, 2025 | Aug 31, 2026 |
| | FIELD SCALE PROTOCOL TYPE 1 SORBENTS | S.L. ROSS ENVIRONMENTAL RESEARCH LIMITED | $149,700 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Sep 19, 2024 | Sep 19, 2024 | Aug 31, 2026 |
| | ECT SENSOR ADVANCEMENT | AMERICAN UNIVERSITY OF BEIRUT | $684,279 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 611310Colleges, Universities, and Professional Schools | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Sep 9, 2024 | Sep 9, 2024 | Mar 9, 2027 |
| | T&E RESTRICTED BURNING TONGUE | ELASTEC INC | $81,801 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | May 18, 2024 | May 18, 2024 | Mar 19, 2025 |
| | DIELECTRIC FLUIDS REMOTE SENSING TEST | WATER MAPPING LLC | $226,500 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | May 2, 2024 | May 2, 2024 | Jan 31, 2026 |
| | SHORELINE HOLDING CAPACITY MODELING STUDY | RPS GROUP, INC. | $121,754 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Apr 10, 2024 | Apr 10, 2024 | Jun 14, 2025 |
| | SERVICES FOR BRAIN SECTIONING | ZYAGEN | $31,890 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | — | 541714Research and Development in Biotechnology (except Nanobiotechnology) | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Apr 25, 2023 | Apr 25, 2023 | Jul 24, 2023 |
| | SURFACE DSD INSTRUMENT EVALUATION | NEW JERSEY INSTITUTE OF TECHNOLOGY | $575,000 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Mar 2, 2023 | Mar 2, 2023 | Dec 18, 2024 |
| | LIDAR TESTING AND DATA COLLECTION | UNIVERSITY SYSTEM OF NEW HAMPSHIRE | $20,000 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Mar 1, 2023 | Mar 1, 2023 | Sep 30, 2023 |
| | ADVANCING THE BOWHEAD PROJECT 1150 | SERCO INC | $357,505 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jun 24, 2022 | Jun 24, 2022 | Oct 2, 2024 |
| | OPTIMIZED UNDERWATER DETECTION OF DISPERSED OILS VIA IN SITU FLUOROMETRY. | NEW JERSEY INSTITUTE OF TECHNOLOGY | $499,998 | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT | — | 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jun 16, 2022 | Jun 16, 2022 | Sep 8, 2023 |
| | HLS SERDP U435100 | HEAT LIGHT & SOUND RESEARCH INC | $75,787 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541620Environmental Consulting Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | May 8, 2020 | May 8, 2020 | May 7, 2021 |
| | IGF::OT::IGF IGRIS MVIS ENGINEERING SERVICE | IGRIS, LLC | $3,898,174 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541330Engineering Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jul 16, 2014 | Jul 15, 2014 | May 31, 2016 |
| | IZENDA REPORTS | IZENDA, L.L.C. | $10,500 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 511210 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jan 31, 2011 | Jan 31, 2011 | Jan 31, 2012 |
| | U435CNN BAMAS MILITARY IMPULSE NOISE MONITORING SYSTEM FOR FT. DRUM | APPLIED PHYSICAL SCIENCES CORP | $208,222 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541712 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | May 14, 2010 | May 14, 2010 | Jan 31, 2011 |
| | U435CNN EFFECT OF MILITARY AIRCRAFT AND BLAST NOISE ON COMMUNITIES | TETRA TECH MA, INC | $614,034 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541712 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Aug 28, 2008 | Aug 28, 2008 | Sep 30, 2013 |
| | DRAFT NOISE STUDY | LEIDOS, INC. | $14,414 | DEPT OF THE ARMY | DEPT OF THE AIR FORCE | — | 562910Remediation Services | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jan 25, 2008 | Jan 25, 2008 | Jul 25, 2008 |
| | U435CNN WEAPONS ACOUSTICAL EMISSION DATA | KBR WYLE SERVICES, LLC | $90,469 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541710 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Mar 23, 2007 | Mar 22, 2007 | Dec 30, 2007 |
| | — | KBR WYLE SERVICES, LLC | $0 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541710 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Mar 28, 2006 | Mar 28, 2006 | Sep 30, 2006 |
| | — | KBR WYLE SERVICES, LLC | $0 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541710 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Feb 24, 2005 | Feb 24, 2005 | — |
| | SUPPORT OF NATIONAL PARKS AIR TOUR MGT ACT OF 2000 | HARRIS MILLER MILLER & HANSON INC. | $1,500 | OFFICE OF THE SECRETARY | — | — | — | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jul 20, 2004 | Jul 20, 2004 | Jan 31, 2005 |
| | — | KBR WYLE SERVICES, LLC | $0 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541710 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jun 9, 2004 | Jun 9, 2004 | — |
| | — | KBR WYLE SERVICES, LLC | $0 | DEPT OF THE ARMY | DEPT OF THE ARMY | — | 541710 | AH42NATURAL RESOURCES AND ENVIRONMENT R&D SERVICES; POLLUTION CONTROL AND ABATEMENT; APPLIED RESEARCH | Jun 9, 2004 | Jun 9, 2004 | — |