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MAINSTREAM ENGINEERING CORP

ROCKLEDGE, FL, 32955

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Prime contracting experience

Showing the 50 most recent of 68 records from government sources. Past participation is not evidence of current teaming interest.

RoleAgencyDescriptionVehicleObligatedAction datePeriod
Prime
National Aeronautics and Space Administration
National Aeronautics and Space Administration
EO14042 - FY23 - SBIR PHASE II - CONTINUOUS WIRE 3D PRINTED SORBENT STRUCTURES—$849,655Aug 17, 2026May 15, 2023 – Nov 30, 2026
Prime
Department of Defense
Department of the Army
MIGRATE THE HAZARD AND ACTIVELY DECOMPOSES OR DETOXIFIES THE WIDE RANGE OF CHEMICAL WARFARE AGENTS AND TOXIC INDUSTRIAL CHEMICALS.—$1,360,161Jul 17, 2026Jul 2, 2025 – Jul 1, 2027
Prime
Department of Defense
Department of the Air Force
MULTI-APERTURE FRAME WITH COOLED MS-ZNS WINDOWS—$1,759,723Jul 15, 2026Mar 26, 2024 – Jun 30, 2027
Prime
Department of Defense
Defense Logistics Agency
8511115558!ELEMENT,RELEASE—$800,000Jul 15, 2026Jan 14, 2025 – Mar 25, 2027
Prime
Department of Defense
Department of the Air Force
SBIR II PROPOSAL F2-18506-SCALABLE AND FAST EPITAXY OF HIGH QUALITY, SINGLE CRYSTAL ZNSE SUBSTRATES—$1,799,218Jul 15, 2026Jul 23, 2025 – Jul 23, 2027
Prime
Department of Defense
Defense Logistics Agency
8511334468!ELEMENT,RELEASE—$800,000Jul 15, 2026Apr 25, 2025 – Jul 6, 2027
Prime
Department of Defense
Defense Logistics Agency
8511047679!ELEMENT,RELEASE—$800,000Jul 15, 2026Dec 12, 2024 – Feb 20, 2027
Prime
Department of Defense
Defense Logistics Agency
8511163530!ELEMENT,RELEASE—$800,000Jul 13, 2026Feb 19, 2025 – Apr 30, 2027
Prime
Department of Defense
Defense Logistics Agency
8511254921!ELEMENT,RELEASE—$800,000Jul 13, 2026Mar 24, 2025 – Jun 2, 2027
Prime
Department of Defense
Department of the Navy
SBIR PHASE II.—$1,696,767Jun 15, 2026Mar 7, 2023 – Feb 19, 2027
Prime
General Services Administration
Federal Acquisition Service
BPA CALL ORDER EECU MAINSPARES KITS47QSWC24A0003USAspending$10,158,978Jun 11, 2026Jul 1, 2026 – Jun 30, 2027
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT—$999,593May 11, 2026Dec 19, 2022 – Aug 28, 2026
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT—$1,295,721May 7, 2026Jun 14, 2023 – May 20, 2027
Prime
Department of Defense
Missile Defense Agency
SBIR/STTR PHASE II R&D: THERMAL MANAGEMENT SYSTEM FOR COOLED WINDOW—$3,098,709Apr 13, 2026Sep 23, 2022 – May 11, 2027
Prime
Department of Defense
Missile Defense Agency
SBIR/STTR PHASE II R&D: ADDITIVELY MANUFACTURED INTERNALLY COOLED WINDOW FRAME—$3,094,696Apr 13, 2026Sep 22, 2020 – Sep 15, 2025
Prime
Department of Defense
Department of the Navy
SBIR ATMOSPHERIC WATER GENERATION ON THE MOVE (AWG-OTM)—$1,499,363Mar 31, 2026Mar 31, 2026 – Mar 24, 2029
Prime
National Aeronautics and Space Administration
National Aeronautics and Space Administration
E014042 SBIR PHASE II INTEGRATED CRYOGENIC PROPELLANT LIQUEFACTION SYSTEM (I-CPLS)—$749,920Mar 23, 2026May 2, 2022 – May 31, 2026
Prime
Department of Defense
Department of the Navy
BASE—$1,197,889Mar 12, 2026Jul 30, 2024 – Jul 30, 2027
Prime
Department of Defense
Missile Defense Agency
SBIR/STTR PHASE II R&D: WEAPON INSPECTION, SUSTAINMENT AND RECORDING DEVICE.—$2,636,649Mar 10, 2026Jul 9, 2020 – Jul 8, 2025
Prime
Department of Defense
Department of the Navy
EO14042: RESEARCH AND DEVELOPMENT—$3,299,756Mar 6, 2026Oct 27, 2021 – Oct 26, 2026
Prime
General Services Administration
Federal Acquisition Service
BPA CALL ORDER EECU MAINSPARES47QSWC24A0003USAspending$4,119,609Jan 26, 2026Feb 1, 2026 – Feb 1, 2027
Prime
Department of Defense
Defense Microelectronics Activity
SBIR PHASE II EFFORT—$1,315,210Jan 21, 2026Aug 7, 2023 – Jun 7, 2026
Prime
Department of Defense
Department of the Air Force
HYBRID DIRECT VAPOR COMPRESSION THERMAL MANAGEMENT SYSTEM FOR 300-KW CLASS LASERS—$1,249,945Jan 7, 2026Dec 20, 2023 – Mar 20, 2027
Prime
Department of Defense
Defense Logistics Agency
8509657213!BOLT,MACHINE—$1,067,316Dec 29, 2025Feb 1, 2023 – Aug 15, 2027
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT—$999,821Dec 8, 2025Dec 8, 2025 – Jun 20, 2028
Prime
Department of Defense
Defense Logistics Agency
8510946189!ELEMENT,RELEASE—$786,350Dec 3, 2025Oct 9, 2024 – Aug 31, 2026
Prime
Department of Defense
Department of the Air Force
SCALED SILICON CARBIDE ON INSULATOR FOR QUANTUM APPLICATIONS, PROPOSAL # F2D-15635—$1,399,963Sep 2, 2025Aug 26, 2025 – Nov 26, 2027
Prime
General Services Administration
Federal Acquisition Service
BPA CALL ORDER EECU47QSWC24A0003USAspending$6,226,350Aug 28, 2025Aug 25, 2025 – Aug 4, 2026
Prime
General Services Administration
Federal Acquisition Service
BPA CALL ORDER EECUSPARES KIT47QSWC24A0003USAspending$2,550,482Aug 27, 2025Aug 21, 2025 – Aug 20, 2026
Prime
Department of Defense
Department of the Air Force
RAPID ASCENT PROPELLANT LOADING OPERATIONS—$1,899,532Aug 19, 2025Aug 13, 2025 – May 13, 2027
Prime
Department of Defense
Department of the Army
PHASE II STTR—$1,099,974Aug 13, 2025Aug 8, 2022 – Nov 12, 2026
Prime
National Aeronautics and Space Administration
National Aeronautics and Space Administration
EO14042 - FY23 - SBIR PHASE II - COMBINED SUB-MICRON PARTICLE SEPARATORS FOR CARBON REMOVAL SYSTEM—$841,829May 30, 2025Jun 7, 2023 – Jun 6, 2026
Prime
General Services Administration
Federal Acquisition Service
BPA CALL ORDER ENVIRONMENTAL CONTROL UNIT ECU47QSWC24A0003USAspending$11,134,550Apr 22, 2025Jul 31, 2024 – Jul 25, 2025
Prime
General Services Administration
Federal Acquisition Service
EECU BPA CALL ORDER47QSWC24A0003USAspending$385,750Apr 17, 2025Mar 10, 2025 – Feb 10, 2026
Prime
National Aeronautics and Space Administration
National Aeronautics and Space Administration
LEAK MITIGATING WATER LOOP CONNECTOR—$749,031Mar 18, 2025Jul 30, 2021 – Apr 29, 2025
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT—$998,929Feb 24, 2025Feb 24, 2025 – Sep 1, 2027
Prime
Department of Defense
Defense Logistics Agency
SBIR PHASE III MAINSTREAM ENGINEERING—$324,988Jan 29, 2025Jul 19, 2023 – Mar 19, 2025
Prime
Department of Defense
Defense Contract Management Agency
IGF::OT::IGF HIGH ENERGY DENSITY ON-CHIP MICRO-ULTRACAPACITORS THROUGH NANOMANUFACTURING AND DESIGNER ELECTROLYTES STTR—$1,495,130Nov 6, 2024Mar 6, 2017 – Jun 6, 2019
Prime
Department of Defense
Defense Contract Management Agency
IGF::OT::IGF FUEL CONVERTER SBIR III—$1,499,577Nov 6, 2024May 3, 2016 – May 2, 2018
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT SBIR PH 2—$1,099,409Aug 20, 2024Dec 23, 2021 – Aug 25, 2025
Prime
Department of Defense
Missile Defense Agency
SBIR/STTR SECOND PHASE II R&D: SCALED AND OPTIMIZED INTERNALLY COOLED WINDOW.—$1,617,813Jul 30, 2024Aug 28, 2020 – Aug 31, 2023
Prime
National Aeronautics and Space Administration
National Aeronautics and Space Administration
TOXICITY MITIGATING SINGLE-FLUID COOLING SYSTEM FOR MANNED SPACECRAFT—$749,883Jul 19, 2024Jul 7, 2020 – Sep 6, 2024
Prime
Department of Defense
Defense Microelectronics Activity
SBIR PHASE II 22-2E3, HIGH VOLTAGE AND SPEED SIC MOSFETS THROUGH IMPROVED GATE DIELECTRIC INTERFACES—$1,099,638Jul 10, 2024Aug 2, 2022 – Jan 31, 2025
Prime
Department of Defense
Department of the Air Force
SBIR PHASE II REAL-TIME SLED-BORNE—$749,998May 29, 2024Jun 2, 2021 – Jun 2, 2025
Prime
Department of Defense
Department of the Navy
RESEARCH AND DEVELOPMENT—$1,504,611May 1, 2024Dec 12, 2019 – Dec 16, 2024
Prime
Department of Defense
Defense Logistics Agency
8510596772!BATTERY ASSEMBLY—$696,218Apr 26, 2024Apr 26, 2024 – Aug 26, 2024
Prime
Department of Defense
Department of the Army
TO UTILIZE A PHASE INVERSION PROCESS TO PRECIPITATE A POLYMER COMPOSITE BEAD WITH HIGHLY CONTROLLED SIZE AND POROSITY—$1,099,834Feb 23, 2024Feb 9, 2022 – Jul 26, 2024
Prime
Department of Defense
Defense Logistics Agency
8506535149!SERVICES - BASIC RESEARCH—$737,240Dec 14, 2023Jun 18, 2019 – Jun 17, 2024
Prime
Department of Defense
Defense Logistics Agency
8506599761!SERVICES - BASIC RESEARCH—$950,820Dec 14, 2023Jul 18, 2019 – Jan 31, 2024
Prime
Department of Defense
Department of the Army
SBIR PH II—$1,096,463Oct 18, 2023Dec 19, 2019 – Jun 19, 2024

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Subcontracting experience

23 records from government sources. Past participation is not evidence of current teaming interest.

RoleAgencyDescriptionVehicleObligatedAction datePeriod
Subcontractor
Department of Defense
SERVICES
10064257 CO3
Parent award context
Parent award agency: Department of Defense · Department of the Air Force
Parent award NAICS: 336411
Parent award performance state: CO
Parent award description: SURVIVABLE AIRBORNE OPERATIONS CENTER (SAOC)
View parent award on USAspending
—$189,000Nov 4, 2025— – —
Subcontractor
Department of Defense
CABLE ASSY CTRL ELECT W63
4106532066
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$10,262Jul 16, 2025— – —
Subcontractor
Department of Defense
AC DISTRIBUTION ENCLOSURE CONTROL ENCLOSURE PUMP ASSY VARIABLE FREQUENCY DRIVE
4106680810
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541330
Parent award performance state: NY
Parent award description: SENTINEL A4 ENGINEERING SERVICES
View parent award on USAspending
W31P4Q22D0024USAspending$153,083May 29, 2025— – —
Subcontractor
Department of Defense
AXIAL FAN ASSY 1B AXIAL FAN ASSY A AXIAL FAN ASSY D CIRCUIT BREAKER TOGGLE 3-POLE 13A 480VAC CIRCUIT BREAKER TOGGLE 3-POLE 23A 480VAC EMI FILTER ASSY HEX 1 EMI FILTER ASSY HEX 2 FAN FILTER HYDRAULIC SPIN ON 11 MICRON PUMP ASSY SURGE PROTECTOR 3 PHASE 208Y/120V TEMPERATURE SENSOR 4-WIRE RTD AL
4106532066
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541330
Parent award performance state: NY
Parent award description: SENTINEL A4 ENGINEERING SERVICES
View parent award on USAspending
W31P4Q22D0024USAspending$520,375Dec 17, 2024— – —
Subcontractor
Department of Defense
AC DISTRIBUTION ENCLOSURE. CONTROL ENCLOSURE. VARIABLE FREQUENCY DRIVE.
4106532066
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$100,718Dec 17, 2024— – —
Subcontractor
Department of Defense
ECU ASSEMBLY.
4106453727
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$823,144Dec 3, 2024— – —
Subcontractor
Department of Defense
CONTROL ENCLOSURE PUMP ASSY
4106325548
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541330
Parent award performance state: NY
Parent award description: SENTINEL A4 ENGINEERING SERVICES
View parent award on USAspending
W31P4Q22D0024USAspending$310,570Jun 20, 2024— – —
Subcontractor
Department of Defense
CABLE BUNDLE CONTROL ENCLOSURE PUMP ASSY
4106325548
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$2,592,877Jun 20, 2024— – —
Subcontractor
Department of Defense
ENVIRONMENTAL CONTROL UNIT (ECU) NRE
4106311095
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$1,000,000Jun 11, 2024— – —
Subcontractor
Department of Defense
NRE FOR GROWTH MODE VALIDATION / QUAL
4106273903
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$2,329,114May 1, 2024— – —
Subcontractor
Department of Defense
SERVICE ITEM
4105496725
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—-$2,965Apr 8, 2024— – —
Subcontractor
Department of Defense
SERVICE ITEM
4105606287
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—-$615Feb 14, 2024— – —
Subcontractor
Department of Defense
AC DISTRIBUTION ENCLOSURE. AES TO PUMP INLET TUBE ASSY. CONTROL ENCLOSURE. EXPANSION TANK ASSY. EXPANSION TANK REGULATOR. FILTER AND SHUTOFF VALVE TUBE ASSY. FILTER HEX TUBE ASSY. HEX 1 ASSY. HEX 2 ASSY. HEX TO MIXING VALVE TUBE ASSY. HOSE BUNDLE. MIXING VALVE ASSY. MIXING VALVE TO AES TUBE ASSY. PUMP OUTLET TO FILTERS TUBE ASSY. TIE ROD ASSY. VARIABLE FREQUENCY DRIVE.
4106031917
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$7,123,423Nov 22, 2023— – —
Subcontractor
Department of Defense
FAN AXIAL EC
4105925698
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$199,554Jul 17, 2023— – —
Subcontractor
Department of Defense
PUMP ASSY. PUMP ASSY
4105134997
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—-$0Mar 14, 2023— – —
Subcontractor
Department of Defense
MIXING VALVE ASSY PUMP ASSY
4105319980
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$249,652Feb 22, 2023— – —
Subcontractor
Department of Defense
SERVICE ITEM
4105606287
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$50,000Oct 6, 2022— – —
Subcontractor
Department of Defense
CONTRACT LABOR FFP, CONTRACT TRAVEL FFP;
JW002385
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541712
Parent award performance state: AL
Parent award description: TASK ORDER FOR HIGH ENERGY LASER TACTICAL VEHICLE DEMONSTRATOR - THE USASMDC/ARSTRAT IS THE HEL DEVELOPER FOR THE ARMY AND THIS REQUIREMENT WILL SERVE AS AN ENABLER FOR A POTENTIAL TECHNOLOGY TRANSITION TO THE PROGRAM EXECUTIVE OFFICE MISSILES AND SPACE FOR THE INDIRECT FIRE PROTECTION CAPABILITY INCREMENT 2-INTERCEPT PROGRAM OF RECORD. IGF::OT::IGF
View parent award on USAspending
W9113M17D0002USAspending$35,000Aug 31, 2022— – —
Subcontractor
Department of Defense
GOODS AND OR SERVICES
50P103937
Parent award context
Parent award agency: Department of Defense · Department of the Navy
Parent award NAICS: 334511
Parent award performance state: VA
Parent award description: SYSTEM DESIGN AND PROTOTYPE DELIVERY
View parent award on USAspending
N0002420D6331USAspending$76,832Aug 24, 2022— – —
Subcontractor
Department of Defense
SERVICE ITEM
4105496725
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$59,697Jul 6, 2022— – —
Subcontractor
Department of Defense
EXPANSION TANK REGULATOR
4105319980
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—-$69,577Apr 26, 2022— – —
Subcontractor
Department of Defense
TIE ROD ASSY VARIABLE FREQUENCY DRIVE
4105329019
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$38,190Feb 16, 2022— – —
Subcontractor
Department of Defense
AC DISTRIBUTION ENCLOSURE CONTROL ENCLOSURE EXPANSION TANK REGULATOR MIXING VALVE ASSY PUMP ASSY
4105319980
Parent award context
Parent award agency: Department of Defense · Department of the Army
Parent award NAICS: 541715
Parent award performance state: NY
Parent award description: CRUISE MISSILE DEFENSE SYSTEMS SENTINEL A4 RADAR DEVELOPMENT COMPETITIVE REQUIREMENT
View parent award on USAspending
—$373,920Feb 15, 2022— – —

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Agencies supported

  • National Aeronautics and Space AdministrationGov-sourced
  • Department of DefenseGov-sourced
  • General Services AdministrationGov-sourced

Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.

MAINSTREAM ENGINEERING CORP – Rockledge, FL | UEI YR8FJBGXWRR1 | FedSub