BPA CALL ORDER EECU MAINSPARES MAINSTREAM ENGINEERING CORP $4,119,609 FEDERAL ACQUISITION SERVICE DEPT OF THE AIR FORCE — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Jan 26, 2026 Feb 1, 2026 Feb 1, 2027
THIS IS A PHASE I CONTRACT AWARDED UNDER SMALL BUSINESS INNOVATIVE RESEARCH 25.2-074. MAINSTREAM ENGINEERING CORP $239,860 DEPT OF THE NAVY DEPT OF THE NAVY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC13 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; EXPERIMENTAL DEVELOPMENT Jan 7, 2026 Feb 10, 2026 Jun 10, 2027
THIS A CONTRACT AWARDED UNDER SMALL BUSINESS INNOVATIVE RESEARCH TOPIC 25.2-077. MAINSTREAM ENGINEERING CORP $239,833 DEPT OF THE NAVY DEPT OF THE NAVY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC13 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; EXPERIMENTAL DEVELOPMENT Dec 18, 2025 Jan 13, 2026 May 14, 2027
RESEARCH AND DEVELOPMENT MAINSTREAM ENGINEERING CORP $1,399,796 DEPT OF THE NAVY DEPT OF THE NAVY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC12 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH Dec 8, 2025 Dec 8, 2025 Jun 20, 2029
8511736115!GASKET MAINSTREAM ENGINEERING CORP $216 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 339991 Gasket, Packing, and Sealing Device Manufacturing 5330 PACKING AND GASKET MATERIALS Nov 3, 2025 Nov 3, 2025 Dec 3, 2025
8511697949!COMPRESSOR UNIT,REF MAINSTREAM ENGINEERING CORP $222,002 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Oct 14, 2025 Oct 14, 2025 Mar 30, 2026
8511697982!FLUSH KIT,AIR CONDI MAINSTREAM ENGINEERING CORP $1,259 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Oct 10, 2025 Oct 10, 2025 Oct 20, 2025
SBIR I MAGNETIC BEARINGS FOR CRYOGENIC FLUID MANAGEMENT MAINSTREAM ENGINEERING CORP $149,725 NATIONAL AERONAUTICS AND SPACE ADMINISTRATION NATIONAL AERONAUTICS AND SPACE ADMINISTRATION — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AJ14 GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; R&D ADMINISTRATIVE EXPENSES Sep 16, 2025 Sep 29, 2025 Mar 27, 2026
REGENERABLE CO2 SCRUBBING IN A SELF-CONTAINED BREATHING APPARATUS. MAINSTREAM ENGINEERING CORP $209,490 DEPT OF THE ARMY DEPT OF THE ARMY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC11 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; BASIC RESEARCH Sep 11, 2025 Sep 12, 2025 Mar 11, 2026
SCALED SILICON CARBIDE ON INSULATOR FOR QUANTUM APPLICATIONS, PROPOSAL # F2D-15635 MAINSTREAM ENGINEERING CORP $1,399,963 DEPT OF THE AIR FORCE DEPT OF THE AIR FORCE — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC12 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH Sep 2, 2025 Aug 26, 2025 Nov 27, 2027
BPA CALL ORDER EECU MAINSTREAM ENGINEERING CORP $6,226,350 FEDERAL ACQUISITION SERVICE DEPT OF THE AIR FORCE — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Aug 21, 2025 Aug 25, 2025 Aug 4, 2026
BPA CALL ORDER EECUSPARES KIT MAINSTREAM ENGINEERING CORP $2,550,482 FEDERAL ACQUISITION SERVICE DEPT OF THE AIR FORCE — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Aug 19, 2025 Aug 21, 2025 Aug 20, 2026
8511575505!FAN,TUBEAXIAL MAINSTREAM ENGINEERING CORP $4,430 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 333413 Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing 4140 FANS, AIR CIRCULATORS, AND BLOWER EQUIPMENT Aug 14, 2025 Aug 14, 2025 Sep 15, 2025
RAPID ASCENT PROPELLANT LOADING OPERATIONS MAINSTREAM ENGINEERING CORP $1,899,532 DEPT OF THE AIR FORCE DEPT OF THE AIR FORCE — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC22 NATIONAL DEFENSE R&D SERVICES; ATOMIC ENERGY DEFENSE ACTIVITIES; APPLIED RESEARCH Aug 12, 2025 Aug 13, 2025 May 13, 2027
PHASE I TOPIC A244-070, ADVANCED MANUFACTURING OF ENGINE COOLING FANS FOR WHEELED VEHICLES MAINSTREAM ENGINEERING CORP $249,800 DEPT OF THE ARMY DEPT OF THE ARMY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC12 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH Aug 4, 2025 Aug 6, 2025 Feb 5, 2026
8511531390!FLUSH KIT,AIR CONDI MAINSTREAM ENGINEERING CORP $252 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS Jul 26, 2025 Jul 26, 2025 Aug 5, 2025
SBIR II PROPOSAL F2-18506-SCALABLE AND FAST EPITAXY OF HIGH QUALITY, SINGLE CRYSTAL ZNSE SUBSTRATES MAINSTREAM ENGINEERING CORP $1,799,218 DEPT OF THE AIR FORCE DEPT OF THE AIR FORCE — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC12 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH Jul 23, 2025 Jul 23, 2025 Jul 23, 2027
SMALL BUSINESS INNOVATION RESEARCH (SBIR) PHASE I, TOPIC A244-071: WATER AT THE POINT OF NEED. PROPOSAL A244-071-2260: COMPACT, DEPLOYABLE WATER PURIFICATION SYSTEM. MAINSTREAM ENGINEERING CORP $249,976 DEPT OF THE ARMY DEPT OF THE ARMY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC12 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH Jul 21, 2025 Jul 28, 2025 Jan 28, 2026
THIS IS AN AWARD OF A BASE CONTRACT UNDER SMALL BUSINESS INNOVATIVE RESEARCH PROGRAM TOPIC 25.1-003. MAINSTREAM ENGINEERING CORP $239,505 DEPT OF THE NAVY DEPT OF THE NAVY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC13 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; EXPERIMENTAL DEVELOPMENT Jul 7, 2025 Jul 8, 2025 Jun 16, 2026
MIGRATE THE HAZARD AND ACTIVELY DECOMPOSES OR DETOXIFIES THE WIDE RANGE OF CHEMICAL WARFARE AGENTS AND TOXIC INDUSTRIAL CHEMICALS. MAINSTREAM ENGINEERING CORP $1,360,161 DEPT OF THE ARMY DEPT OF THE ARMY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AJ13 GENERAL SCIENCE & TECHNOLOGY R&D SVCS; GENERAL SCIENCE & TECHNOLOGY; EXPERIMENTAL DEVELOPMENT Jul 2, 2025 Jul 2, 2025 Jun 17, 2027
8511410862!HEATING ELEMENT,ELE MAINSTREAM ENGINEERING CORP $9,080 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 333415 Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 4130 REFRIGERATION AND AIR CONDITIONING COMPONENTS May 29, 2025 May 29, 2025 Nov 12, 2025
RESEARCH AND DEVELOPMENT. MAINSTREAM ENGINEERING CORP $239,840 DEPT OF THE NAVY DEPT OF THE NAVY — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC11 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; BASIC RESEARCH May 13, 2025 Jul 7, 2025 Jul 6, 2026
8511334468!ELEMENT,RELEASE MAINSTREAM ENGINEERING CORP $800,000 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing 1720 AIRCRAFT LAUNCHING EQUIPMENT Apr 25, 2025 Apr 25, 2025 Jul 6, 2027
8511254921!ELEMENT,RELEASE MAINSTREAM ENGINEERING CORP $800,000 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 336413 Other Aircraft Parts and Auxiliary Equipment Manufacturing 1720 AIRCRAFT LAUNCHING EQUIPMENT Mar 24, 2025 Mar 24, 2025 Jun 2, 2027
8511180570!BUSHING,SLEEVE MAINSTREAM ENGINEERING CORP $22,762 DEFENSE LOGISTICS AGENCY DEFENSE LOGISTICS AGENCY — 332991 Ball and Roller Bearing Manufacturing 3120 BEARINGS, PLAIN, UNMOUNTED Mar 12, 2025 Mar 12, 2025 Dec 1, 2025