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MAINSTREAM ENGINEERING CORP

UEI: YR8FJBGXWRR1CAGE: 0A0B7

MAINSTREAM ENGINEERING CORP is a federal contractor, registered under UEI YR8FJBGXWRR1 and CAGE code 0A0B7. It has been awarded $310,514,050 in federal contracts. Primary work spans Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology), Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology), and Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing. Top awarding agencies include Department Of Defense, General Services Administration, and Department Of Energy.

Contact Information

Registration and classification details

Registration

UEI Code

YR8FJBGXWRR1

CAGE Code

0A0B7

Entity Structure

Corporate Entity (Not Tax Exempt)

Established

N/A

Business Classifications

For Profit OrganizationManufacturer of Goods

NAICS Codes

333414Heating Equipment (except Warm Air Furnaces) Manufacturing
333415Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
333611Turbine and Turbine Generator Set Units Manufacturing
333618Other Engine Equipment Manufacturing
334512Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use
+6 more

Federal Contracting Overview

Award totals, agency breakdown, NAICS distribution, and geographic footprint.

AI Capability Profile

Mainstream Engineering Corp specializes in advanced research and development across physical, engineering, and life sciences, with deep expertise in thermal systems, aerospace components, and precision manufacturing. The company delivers applied R&D solutions for defense and aerospace applications, ...

Mainstream Engineering Corp specializes in advanced research and development across physical, engineering, and life sciences, with deep expertise in thermal systems, aerospace components, and precision manufacturing. The company delivers applied R&D solutions for defense and aerospace applications, including the design and prototyping of heating elements, release mechanisms, bushings, and other mission-critical hardware. Their technical capabilities span nonferrous forging, precision turned products, bearing manufacturing, and thermal management systems for military and space environments. They demonstrate strong proficiency in translating laboratory concepts into field-deployable hardware, particularly through SBIR-phase innovation programs, with a focus on materials science, thermal control, and electromechanical subsystems. The contractor maintains a consistent partnership with the Department of Defense, supporting programs in aircraft systems, propulsion components, and logistics-ready hardware. They also deliver specialized equipment to NASA, primarily in thermal regulation and environmental control systems for space missions. Additional work for the General Services Administration involves commercial-grade heating and refrigeration equipment tailored for federal facility operations. Their relationship with these agencies is characterized by repeat engagements in hardware development and small-scale manufacturing, indicating trusted performance in high-reliability environments. Mainstream Engineering’s primary industry focus lies in R&D services for physical and engineering sciences, complemented by niche manufacturing in air conditioning, aircraft parts, and battery systems. They position themselves as a hybrid R&D and precision manufacturing firm, bridging the gap between concept validation and production-ready components. Their vertical specialization includes thermal systems, aerospace fasteners, and electromechanical interfaces used in defense and space platforms. As a small business structured as a 2L entity based in Rockledge, Florida, Mainstream Engineering operates without federal certifications but leverages agile development and in-house manufacturing capabilities to serve mission-critical government needs. Their geographic location supports proximity to defense and aerospace hubs, enhancing responsiveness to DoD and NASA requirements.

Key Performance Metrics

Awards Count

724

All time

Active

36

Currently performing

Completed

683

Past period of performance

Total Awards

All time

Contracts

Prime · all time

Subcontracts

Sub · all time

Grants

Prime · all time

Subgrants

Sub · all time

Award Analytics & Distribution

Awards by Agency
Awards by Agency Over Time
Awards by Place of Performance

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NAICS: 541330
New
International
Mountsberg Intake Refurbishment Study - CH
Solicitation # CS2601-01
Conservation Halton is soliciting a qualified engineering consultant for the Mountsberg Intake Refurbishment Study under solicitation CS2601-01. The project involves a comprehensive assessment of the existing intake structure at Mountsberg Dam, including a background review of previous safety reports and detailed field investigations of concrete, steel, sluice gates, and hoisting equipment. The selected consultant will develop prioritized rehabilitation recommendations and provide full engineering design, including construction drawings, specifications, and cost estimates to enable future implementation. All deliverables must be completed and invoiced by February 19, 2027. The contract will be awarded based on best value, evaluating technical merit and pricing. Proponents must meet strict mandatory requirements, including a Certificate of Authorization from Professional Engineers Ontario, proof of five million dollars in comprehensive general liability insurance, and a verified Ontario presence where at least 75 percent of personnel are based in the province. Evaluation is weighted across experience and qualifications, the project work plan and schedule, and pricing. The agreement follows a professional services framework based on ACEC-Ontario and MEA standards, with payment terms requiring settlement within 28 calendar days of receiving a proper invoice.
Conservation Halton

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about 7 hours ago

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