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Federal Contractor Profile

Mainstream Engineering Corp

$142M obligated·404 awards·5 agencies·38 NAICS
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Federal Contracts

Showing contracts 1–50 of 461 total. Sorted by action date, most recent first. Excludes $0 modifications.

DateAgencyPIIDNAICSDescriptionAmount
Jan 26, 2026General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC26F0026333415BPA CALL ORDER EECU MAINSPARES$4.1M
Jan 7, 2026Department of DefenseCOMMANDERM6785426C6553541715THIS IS A PHASE I CONTRACT AWARDED UNDER SMALL BUSINESS INNOVATIVE RESEARCH 25.2-074.$140K
Dec 18, 2025Department of DefenseCOMMANDERM6785426C6561541715THIS A CONTRACT AWARDED UNDER SMALL BUSINESS INNOVATIVE RESEARCH TOPIC 25.2-077.$140K
Dec 8, 2025Department of DefenseNAVAIR WARFARE CTR AIRCRAFT DIVN6833526C0172541715RESEARCH AND DEVELOPMENT$1000K
Nov 3, 2025Department of DefenseDLA LAND AND MARITIMESPE7L026V01953399918511736115!GASKET$216
Oct 14, 2025Department of DefenseDLA TROOP SUPPORTSPE8E826P00803334158511697949!COMPRESSOR UNIT,REF$222K
Oct 10, 2025Department of DefenseDLA TROOP SUPPORTSPE8E826V00403334158511697982!FLUSH KIT,AIR CONDI$1K
Sep 16, 2025National Aeronautics and Space AdministrationNASA SHARED SERVICES CENTER80NSSC25C0245541715SBIR I MAGNETIC BEARINGS FOR CRYOGENIC FLUID MANAGEMENT$150K
Sep 11, 2025Department of DefenseW6QK ACC-APGW911SR25CA019541715REGENERABLE CO2 SCRUBBING IN A SELF-CONTAINED BREATHING APPARATUS.$209K
Sep 2, 2025Department of DefenseFA2394 USAF AFMC AFRL PZL AFRL RXKMFA239425CB054541715SCALED SILICON CARBIDE ON INSULATOR FOR QUANTUM APPLICATIONS, PROPOSAL # F2D-15635$1.4M
Aug 21, 2025General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC25F0145333415BPA CALL ORDER EECU$6.2M
Aug 19, 2025General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC25F0143333415BPA CALL ORDER EECUSPARES KIT$2.6M
Aug 14, 2025Department of DefenseDLA TROOP SUPPORTSPE8E725V08743334138511575505!FAN,TUBEAXIAL$4K
Aug 12, 2025Department of DefenseFA9300 AFTC PZRFA930025C6019541715RAPID ASCENT PROPELLANT LOADING OPERATIONS$1.9M
Aug 4, 2025Department of DefenseW27P USA ACQ SPT CTRW5170125PA011541715PHASE I TOPIC A244-070, ADVANCED MANUFACTURING OF ENGINE COOLING FANS FOR WHEELED VEHICLES$250K
Jul 26, 2025Department of DefenseDLA TROOP SUPPORTSPE8E825P09813334158511531390!FLUSH KIT,AIR CONDI$252
Jul 23, 2025Department of DefenseFA2377 USAF AFMC AFRL PZL AFRL RYKSFA237725CB021541715SBIR II PROPOSAL F2-18506-SCALABLE AND FAST EPITAXY OF HIGH QUALITY, SINGLE CRYSTAL ZNSE SUBSTRATES$1.8M
Jul 22, 2025Department of DefenseNAVAIR WARFARE CTR AIRCRAFT DIVN6833525C0042541715RESEARCH AND DEVELOPMENT$100K
Jul 21, 2025Department of DefenseW27P USA ACQ SPT CTRW5170125CA176541715SMALL BUSINESS INNOVATION RESEARCH (SBIR) PHASE I, TOPIC A244-071: WATER AT THE POINT OF NEED. PROPOSAL A244-071-2260: COMPACT, DEPLOYABLE WATER PURIFICATION SYSTEM.$250K
Jul 7, 2025Department of DefenseCOMMANDERM6785425C6526541715THIS IS AN AWARD OF A BASE CONTRACT UNDER SMALL BUSINESS INNOVATIVE RESEARCH PROGRAM TOPIC 25.1-003.$140K
Jul 2, 2025Department of DefenseW6QK ACC-APGW911SR25C0020541715MIGRATE THE HAZARD AND ACTIVELY DECOMPOSES OR DETOXIFIES THE WIDE RANGE OF CHEMICAL WARFARE AGENTS AND TOXIC INDUSTRIAL CHEMICALS.$717K
May 29, 2025Department of DefenseDLA TROOP SUPPORTSPE8E825P07763334158511410862!HEATING ELEMENT,ELE$9K
May 20, 2025Department of DefenseNAVSEA HQN6833523C0250541715SBIR PHASE II.$499K
May 13, 2025Department of DefenseNAVAIR WARFARE CTR AIRCRAFT DIVN6833525C0296541715RESEARCH AND DEVELOPMENT.$140K
May 12, 2025Department of DefenseMISSILE DEFENSE AGENCY (MDA)HQ086022C7150541715SBIR/STTR PHASE II R&D: THERMAL MANAGEMENT SYSTEM FOR COOLED WINDOW$1.6M
Apr 25, 2025Department of DefenseDLA LAND AND MARITIMESPE7M225P25943364138511334468!ELEMENT,RELEASE$800K
Apr 9, 2025Department of DefenseCOMMANDERM6785424C6540541715THIS IS THE AWARD OF A BASE CONTRACT UNDER SMALL BUSINESS INNOVATION RESEARCH TOPIC 24.1-004$99K
Mar 24, 2025Department of DefenseDLA LAND AND MARITIMESPE7M225P21253364138511254921!ELEMENT,RELEASE$800K
Mar 12, 2025Department of DefenseDLA AVIATIONSPE4A625PF2343329918511180570!BUSHING,SLEEVE$23K
Mar 5, 2025General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC25F0058333415EECU BPA CALL ORDER$386K
Feb 27, 2025Department of DefenseDLA AVIATIONSPE4A125P10263321128511216186!357900$69K
Feb 25, 2025Department of DefenseW27P USA ACQ SPT CTRW5170125CA026541715SMALL BUSINESS INNOVATIVE RESEARCH (SBIR) PHASE I TOPIC A244-066, MAINSTREAM ENGINEERING CORP$250K
Feb 24, 2025Department of DefenseNAVAIR WARFARE CTR AIRCRAFT DIVN6833525C0231541715RESEARCH AND DEVELOPMENT$999K
Feb 19, 2025Department of DefenseDLA LAND AND MARITIMESPE7M225P15383364138511163530!ELEMENT,RELEASE$800K
Jan 31, 2025Department of DefenseDEFENSE MICROELECTRONICS ACTIVITYHQ072725CE005541715SBIR PHASE I - IN-SITU EPITAXIAL DEFECT REDUCTION WITH AUGMENTED INSTRUMENTATION AND INTELLIGENT CONTROL$96K
Jan 14, 2025Department of DefenseDLA LAND AND MARITIMESPE7M225P12053364138511115558!ELEMENT,RELEASE$800K
Dec 19, 2024Department of DefenseDEF ADVANCED RESEARCH PROJECTS AGCYHR001125P0005512110REFINE AND DEMONSTRATE A HIGH-COMFORT LINER SUITABLE FOR PERSONAL PROTECTIVE SUITS.$149K
Dec 12, 2024Department of DefenseDLA LAND AND MARITIMESPE7M225P07963364138511047679!ELEMENT,RELEASE$800K
Dec 10, 2024Environmental Protection AgencyCINCINNATI ACQUISITION DIV (CAD)68HERC25C0013541715EPA SBIR FY25 PHASE I POINT-OF-USE WATER TREATMENT MODULE FOR TRACE HARMFUL SPECIES$100K
Nov 8, 2024Department of DefenseNAVAIR WARFARE CTR AIRCRAFT DIVN6833525C0042541715RESEARCH AND DEVELOPMENT$140K
Oct 18, 2024Department of DefenseDLA LAND AND MARITIMESPE7M125V04334441808510966444!CIRCUIT CARD ASSEMB$21K
Oct 9, 2024Department of DefenseDLA LAND AND MARITIMESPE7M225P01473364138510946189!ELEMENT,RELEASE$786K
Oct 8, 2024Department of DefenseDLA LAND AND MARITIMESPE7L125V03463363608510944915!BASE PLATE,BODY$4K
Sep 19, 2024Department of DefenseFA4625 509 CONS CCFA462524F0072333415THREE RUGGEDIZED ENVIRONMENTAL CONTROL UNITS.$60K
Sep 18, 2024General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC24F0140333415BPA CALL ORDER RECU SPARES KIT$17K
Sep 9, 2024Department of DefenseMISSILE DEFENSE AGENCY (MDA)HQ086020C7148541715SBIR/STTR PHASE II R&D: ADDITIVELY MANUFACTURED INTERNALLY COOLED WINDOW FRAME$1.5M
Aug 26, 2024Department of DefenseNAVSEA HQN0002424CS105541713KICKOFF BRIEFING$139K
Aug 1, 2024Department of DefenseMISSILE DEFENSE AGENCY (MDA)HQ086024C7048541715SBIR/STTR PHASE I RESEARCH & DEVELOPMENT THIN, FLEXIBLE NANOSTRUCTURED FILMS FOR HIGH-TEMPERATURE EMI SHIELDING$150K
Jul 31, 2024Department of DefenseCOMMANDERM6785424C6540541715THIS IS THE AWARD OF A BASE CONTRACT UNDER SMALL BUSINESS INNOVATION RESEARCH TOPIC 24.1-004$140K
Jul 31, 2024General Services AdministrationGSA/FAS/GSS/QSCBD/ASSISTED CONTRACTING BRANCH B47QSWC24F0097333415BPA CALL ORDER ENVIRONMENTAL CONTROL UNIT ECU$11M

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