Federal contractor profile
UEI NDP4TJHGHWP6CAGE 88ED9Company website ↗
STILLWATER ENVIRONMENTAL ENGINEERING, INC. is associated with UEI NDP4TJHGHWP6 and CAGE 88ED9 in public federal records. AcornBids currently links 2 prime awards totaling $24.2K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Engineering Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541330 (Engineering Services). Its public SAM.gov registration lists ORONO, ME, USA.
Detailed agency totals are not available in this stored profile.
Largest positive coded-agency total ÷ all positive coded-agency totals × 100
Missing data is shown as unavailable.
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Aug 20, 2026. Refresh pending; these totals may be out of date.
Public SAM.gov registration details.
Net transaction obligations by federal fiscal period.
Transaction history is not available in the loaded data. Annual funding is not estimated from current award totals.
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| W50S8325FA005ENVIRONMENTAL ENGINEERING SERVICES BPA MASTER AGREEMENT | Department of Defense | $24.2K | Sep 5, 2025 | Sep 30, 2025 |
| W50S8324AA001ENVIRONMENTAL ENGINEERING SERVICES BPA MASTER AGREEMENT | Department of Defense | $250.0K | Sep 9, 2024 | Not available |
| Registration evidence | Date |
|---|---|
| SAM updated | Jan 21, 2026 |
| Source loaded | Sep 2, 2026 |
| Initial registration | Dec 28, 2018 |
| Entity start | May 15, 2013 |
Registration classifications: Self Certified Small Disadvantaged Business. These are separate from the reported certificates above.
| Industry | Reported size status |
|---|---|
| 541330 — Engineering Services | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| PHILIP RUCK | Government business | Contact method not published | SAM registration | Not available |
| PHILIP RUCK | Electronic business | Contact method not published | SAM registration | Not available |
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
Explore the customer, work and award-size evidence behind each match.
Recorded award industries: 541330 — Engineering Services.
Recorded products and services: C219 — Other Architect and Engineering Services; R425 — Engineering and Technical Services.
Examples from recent award records:
These records describe federal award work, not every company capability. Review the award evidence.
20 GODFREY DRIVE, ORONO, Maine 04473, United States
Registered location from SAM.gov; award performance locations may differ.
541330 — Engineering Services.
Primary SAM.gov NAICS classification.
Department of Defense.
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
No official subaward rows are loaded, so Acorn does not claim known teaming relationships.
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