01 / Vendor Profile
MAINSTREAM ENGINEERING CORP Federal Contracts and Awards
UEI YR8FJBGXWRR1 · CAGE 0A0B7
Federal contract activity attributed to this vendor identity across FY 2019–FY 2025. Obligations are FPDS accounting transactions, not company revenue.
02 / Federal Business Size
Federal contract market at a glance
Measured consistently across FY 2019–FY 2025.
Across FY 2019–FY 2025, FPDS records attribute $105.27M in net contract obligations to MAINSTREAM ENGINEERING CORP across 626 contract actions. Net obligations include positive obligations and later deobligations recorded during the same period.
03 / Spending Trend
MAINSTREAM ENGINEERING CORP contract spending by year
Annual net obligations show whether recorded federal business expanded or contracted, while actions and customer counts show the breadth of that activity.
Total obligations$25.06M
FY 2025ObligationsHistorical spending range
| Fiscal year | Obligations | Actions | Federal customers | Change |
|---|---|---|---|---|
| FY 2019 | $11.75M | 106 | 10 | — |
| FY 2020 | $17.85M | 77 | 8 | +52.0% |
| FY 2021 | $6.92M | 84 | 7 | −61.3% |
| FY 2022 | $11.30M | 122 | 8 | +63.3% |
| FY 2023 | $11.85M | 72 | 8 | +4.9% |
| FY 2024 | $20.54M | 72 | 8 | +73.3% |
| FY 2025 | $25.06M | 93 | 11 | +22.0% |
04 / Federal Customers
Which federal agencies buy from MAINSTREAM ENGINEERING CORP?
Ranked by net obligations during FY 2019–FY 2025.
| Agency | Code | Obligations | Actions | Vendor share |
|---|---|---|---|---|
| 1700 | $21.76M | 140 | 20.7% | |
| 4732 | $20.31M | 13 | 19.3% | |
| 5700 | $15.60M | 60 | 14.8% | |
| 97AS | $15.23M | 197 | 14.5% | |
| 97JC | $12.56M | 61 | 11.9% | |
| 2100 | $9.15M | 75 | 8.7% | |
| 8000 | $6.46M | 55 | 6.1% | |
| 9771 | $2.68M | 8 | 2.5% | |
| 9761 | $1.16M | 7 | 1.1% | |
| 6800 | $199.4K | 3 | 0.2% |
05 / Contracting Offices
Which contracting offices buy from MAINSTREAM ENGINEERING CORP?
Ranked by net obligations during FY 2019–FY 2025.
| Office | Code | Agency | Obligations | Actions | Vendor share |
|---|---|---|---|---|---|
| 47QSWC | FEDERAL ACQUISITION SERVICE | $20.31M | 13 | 19.3% | |
| N68335 | DEPT OF THE NAVY | $19.15M | 118 | 18.2% | |
| HQ0860 | MISSILE DEFENSE AGENCY (MDA) | $11.45M | 52 | 10.9% | |
| 80NSSC | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | $6.46M | 55 | 6.1% | |
| SP4701 | DEFENSE LOGISTICS AGENCY | $5.17M | 51 | 4.9% | |
| SPE7M2 | DEFENSE LOGISTICS AGENCY | $4.80M | 23 | 4.6% | |
| FA9302 | DEPT OF THE AIR FORCE | $4.35M | 15 | 4.1% | |
| W56HZV | DEPT OF THE ARMY | $3.11M | 24 | 3.0% | |
| W911SR | DEPT OF THE ARMY | $2.68M | 15 | 2.5% | |
| HQ0727 | DEFENSE MICROELECTRONICS ACTIVITY (DMEA) | $2.68M | 8 | 2.5% |
06 / Top NAICS Industries
Which industries define this vendor’s federal work?
| NAICS | Description | Obligations | Actions | Customers | Share |
|---|---|---|---|---|---|
| 541715 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) | $62.43M | 361 | 10 | 59.3% |
| 333415 | AIR-CONDITIONING AND WARM AIR HEATING EQUIPMENT AND COMMERCIAL AND INDUSTRIAL REFRIGERATION EQUIPMENT MANUFACTURING | $22.52M | 58 | 4 | 21.4% |
| 336413 | OTHER AIRCRAFT PARTS AND AUXILIARY EQUIPMENT MANUFACTURING | $4.79M | 19 | 1 | 4.5% |
| 541720 | RESEARCH AND DEVELOPMENT IN THE SOCIAL SCIENCES AND HUMANITIES | $3.00M | 4 | 1 | 2.8% |
| 561790 | OTHER SERVICES TO BUILDINGS AND DWELLINGS | $2.78M | 24 | 1 | 2.6% |
| 541712 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY) | $2.09M | 49 | 7 | 2.0% |
| 541713 | RESEARCH AND DEVELOPMENT IN NANOTECHNOLOGY | $2.09M | 11 | 3 | 2.0% |
| 335910 | BATTERY MANUFACTURING | $1.33M | 6 | 1 | 1.3% |
| 541611 | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES | $1.10M | 3 | 1 | 1.0% |
| 541714 | RESEARCH AND DEVELOPMENT IN BIOTECHNOLOGY (EXCEPT NANOBIOTECHNOLOGY) | $1.07M | 4 | 2 | 1.0% |
07 / Top Product and Service Codes
What products and services does the government buy from this vendor?
| PSC | Description | Obligations | Actions | Customers | Share |
|---|---|---|---|---|---|
| 4130 | REFRIGERATION AND AIR CONDITIONING COMPONENTS | $22.55M | 53 | 2 | 21.4% |
| AC12 | NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH | $17.58M | 63 | 4 | 16.7% |
| AC22 | NATIONAL DEFENSE R&D SERVICES; ATOMIC ENERGY DEFENSE ACTIVITIES; APPLIED RESEARCH | $11.30M | 47 | 3 | 10.7% |
| AC11 | NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; BASIC RESEARCH | $5.31M | 38 | 4 | 5.0% |
| AJ14 | GENERAL SCIENCE & TECHNOLOGY R&D SVCS; GENERAL SCIENCE & TECHNOLOGY; R&D ADMINISTRATIVE EXPENSES | $5.09M | 37 | 1 | 4.8% |
| AC32 | NATIONAL DEFENSE R&D SERVICES; DEFENSE-RELATED ACTIVITIES; APPLIED RESEARCH | $5.06M | 22 | 3 | 4.8% |
| 1720 | AIRCRAFT LAUNCHING EQUIPMENT | $4.79M | 19 | 1 | 4.5% |
| AD21 | R&D- DEFENSE OTHER: SERVICES (BASIC RESEARCH) | $3.87M | 30 | 2 | 3.7% |
| AC23 | NATIONAL DEFENSE R&D SERVICES; ATOMIC ENERGY DEFENSE ACTIVITIES; EXPERIMENTAL DEVELOPMENT | $3.80M | 23 | 1 | 3.6% |
| AE21 | R&D- ECONOMIC GROWTH: PRODUCT/SERVICE IMPROVEMENT (BASIC RESEARCH) | $3.00M | 4 | 1 | 2.8% |
08 / Competition Pattern
How was MAINSTREAM ENGINEERING CORP’s federal work competed?
Competition categories describe the procurement path recorded on the underlying contract actions.
09 / Recent Contract Awards
What contract actions were recorded most recently for MAINSTREAM ENGINEERING CORP?
The latest recorded PIIDs connect this profile to the underlying federal award search.
| Award / PIID | Signed | Obligation | Agency / office | NAICS | PSC |
|---|---|---|---|---|---|
| 80NSSC25C0245 | Sep 24, 2025 | $0 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION NASA SHARED SERVICES CENTER | 541715 | AJ14 |
10 / Interpreting the Profile
How should you evaluate MAINSTREAM ENGINEERING CORP as a federal contractor?
Read obligations, customers, markets, competition, and individual awards together. A large historical total indicates federal scale, but it does not by itself describe current backlog, commercial revenue, profitability, or future opportunity.
Separate obligations from revenue
FPDS obligations are government accounting actions and may include later deobligations.
Follow customer concentration
Agency and office concentration reveals where the vendor’s federal relationships are strongest.
Test market overlap
NAICS and PSC shares show whether the vendor competes in the same markets as your company.
Inspect the awards
Open the PIIDs to verify dates, offices, classifications, and transaction history.