01 / Vendor Profile
ALION SCIENCE AND TECHNOLOGY CORPORATION Federal Contracts and Awards
UEI G5H7HWC4L2R5 · CAGE 3BM51
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 $4.69B in net contract obligations to ALION SCIENCE AND TECHNOLOGY CORPORATION across 1,936 contract actions. Net obligations include positive obligations and later deobligations recorded during the same period.
03 / Spending Trend
ALION SCIENCE AND TECHNOLOGY CORPORATION 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$1.16B
FY 2025ObligationsHistorical spending range
| Fiscal year | Obligations | Actions | Federal customers | Change |
|---|---|---|---|---|
| FY 2019 | $193.91M | 35 | 3 | — |
| FY 2020 | $391.39M | 67 | 6 | +101.8% |
| FY 2021 | $596.49M | 467 | 8 | +52.4% |
| FY 2022 | $656.92M | 270 | 6 | +10.1% |
| FY 2023 | $594.59M | 199 | 7 | −9.5% |
| FY 2024 | $1.10B | 408 | 12 | +84.9% |
| FY 2025 | $1.16B | 490 | 13 | +5.5% |
04 / Federal Customers
Which federal agencies buy from ALION SCIENCE AND TECHNOLOGY CORPORATION?
Ranked by net obligations during FY 2019–FY 2025.
| Agency | Code | Obligations | Actions | Vendor share |
|---|---|---|---|---|
| 4732 | $3.48B | 414 | 74.2% | |
| 1700 | $817.01M | 409 | 17.4% | |
| 5700 | $312.50M | 620 | 6.7% | |
| 2100 | $25.71M | 64 | 0.5% | |
| 9761 | $22.49M | 72 | 0.5% | |
| 9100 | $10.21M | 7 | 0.2% | |
| 97F5 | $9.78M | 237 | 0.2% | |
| 97JC | $9.02M | 40 | 0.2% | |
| 97AV | $3.67M | 2 | 0.1% | |
| 1406 | $1.16M | 15 | 0.0% |
05 / Contracting Offices
Which contracting offices buy from ALION SCIENCE AND TECHNOLOGY CORPORATION?
Ranked by net obligations during FY 2019–FY 2025.
| Office | Code | Agency | Obligations | Actions | Vendor share |
|---|---|---|---|---|---|
| 47QFCA | FEDERAL ACQUISITION SERVICE | $3.31B | 286 | 70.5% | |
| N64267 | DEPT OF THE NAVY | $767.68M | 238 | 16.4% | |
| FA8075 | DEPT OF THE AIR FORCE | $119.95M | 376 | 2.6% | |
| 47QFNA | FEDERAL ACQUISITION SERVICE | $77.80M | 26 | 1.7% | |
| FA5641 | DEPT OF THE AIR FORCE | $41.11M | 12 | 0.9% | |
| FA8529 | DEPT OF THE AIR FORCE | $38.04M | 20 | 0.8% | |
| FA8635 | DEPT OF THE AIR FORCE | $35.81M | 22 | 0.8% | |
| 47QFEA | FEDERAL ACQUISITION SERVICE | $30.20M | 12 | 0.6% | |
| 47QFWA | FEDERAL ACQUISITION SERVICE | $29.45M | 21 | 0.6% | |
| HDTRA1 | DEFENSE THREAT REDUCTION AGENCY (DTRA) | $22.49M | 72 | 0.5% |
06 / Top NAICS Industries
Which industries define this vendor’s federal work?
| NAICS | Description | Obligations | Actions | Customers | Share |
|---|---|---|---|---|---|
| 541330 | ENGINEERING SERVICES | $2.79B | 699 | 8 | 59.4% |
| 541712 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY) | $986.43M | 536 | 5 | 21.0% |
| 541990 | ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES | $732.14M | 73 | 3 | 15.6% |
| 336413 | OTHER AIRCRAFT PARTS AND AUXILIARY EQUIPMENT MANUFACTURING | $43.48M | 35 | 1 | 0.9% |
| 541611 | ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES | $38.24M | 70 | 5 | 0.8% |
| 541715 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) | $26.74M | 62 | 5 | 0.6% |
| 511210 | SOFTWARE PUBLISHERS | $18.67M | 48 | 1 | 0.4% |
| 541511 | CUSTOM COMPUTER PROGRAMMING SERVICES | $15.10M | 58 | 5 | 0.3% |
| 333318 | OTHER COMMERCIAL AND SERVICE INDUSTRY MACHINERY MANUFACTURING | $14.89M | 31 | 1 | 0.3% |
| 541512 | COMPUTER SYSTEMS DESIGN SERVICES | $12.22M | 29 | 4 | 0.3% |
07 / Top Product and Service Codes
What products and services does the government buy from this vendor?
| PSC | Description | Obligations | Actions | Customers | Share |
|---|---|---|---|---|---|
| R499 | SUPPORT- PROFESSIONAL: OTHER | $2.27B | 267 | 6 | 48.3% |
| R425 | SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL | $1.15B | 382 | 4 | 24.5% |
| R706 | SUPPORT- MANAGEMENT: LOGISTICS SUPPORT | $887.43M | 92 | 1 | 18.9% |
| AZ12 | R&D- OTHER RESEARCH AND DEVELOPMENT (APPLIED RESEARCH/EXPLORATORY DEVELOPMENT) | $126.66M | 389 | 3 | 2.7% |
| R799 | SUPPORT- MANAGEMENT: OTHER | $41.11M | 14 | 1 | 0.9% |
| R408 | SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT | $29.53M | 53 | 2 | 0.6% |
| DG11 | IT and Telecom - Network: Satellite Communications and Telecom Access Services | $24.37M | 11 | 1 | 0.5% |
| R412 | SUPPORT- PROFESSIONAL: SIMULATION | $20.44M | 24 | 2 | 0.4% |
| AC12 | NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH | $15.36M | 21 | 3 | 0.3% |
| 6910 | TRAINING AIDS | $14.91M | 41 | 3 | 0.3% |
08 / Competition Pattern
How was ALION SCIENCE AND TECHNOLOGY CORPORATION’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 ALION SCIENCE AND TECHNOLOGY CORPORATION?
The latest recorded PIIDs connect this profile to the underlying federal award search.
| Award / PIID | Signed | Obligation | Agency / office | NAICS | PSC |
|---|---|---|---|---|---|
| N6426720F3001 | Sep 30, 2025 | $4.52M | DEPT OF THE NAVY NAVAL SURFACE WARFARE CENTER | 541330 | R425 |
10 / Interpreting the Profile
How should you evaluate ALION SCIENCE AND TECHNOLOGY CORPORATION 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.