Federal contractor profile
UEI QKQ5EKGZ1LR4CAGE 128QF
DONGSAN ENVIRONMENT CORP. is associated with UEI QKQ5EKGZ1LR4 and CAGE 128QF in public federal records. AcornBids currently links 1 prime award totaling $210.3K in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Other Heavy and Civil Engineering Construction. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 562991 (Septic Tank and Related Services). Its public SAM.gov registration lists PYEONGTAEK-SI, GYEONGGI-DO, KOR.
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 Sep 19, 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 Refresh pending; these totals may be out of date.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 |
|---|---|---|---|---|
| W91QVN25PA040REMOVAL AQUATIC REED AND DEBRIS AND LOCAL CLAUSES | Department of Defense | $210.3K | Dec 15, 2025 | May 15, 2026 |
| Registration evidence | Date |
|---|---|
| SAM updated | Sep 11, 2025 |
| Source loaded | Sep 19, 2026 |
| Initial registration | Sep 10, 2025 |
| Entity start | Oct 7, 2008 |
| Industry | Reported size status |
|---|---|
| 221310 — Water Supply and Irrigation Systems | Not reported |
| 221320 — Sewage Treatment Facilities | Not reported |
| 562219 — Other Nonhazardous Waste Treatment and Disposal | Not reported |
| 562991 — Septic Tank and Related Services | Not reported |
| 562998 — All Other Miscellaneous Waste Management Services | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| WOON CHUL HAN | Government business | Contact method not published | SAM registration | Not available |
| WOON CHUL HAN | 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: 237990 — Other Heavy and Civil Engineering Construction.
Recorded products and services: Z1PZ — MAINTENANCE OF OTHER NON-BUILDING FACILITIES.
Examples from recent award records:
These records describe federal award work, not every company capability. Review the award evidence.
21-1 BAEMI 2-GIL, PYEONGTAEK-SI, GYEONGGI-DO, KOR
Registered location from SAM.gov; award performance locations may differ.
562991 — Septic Tank and Related 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.
Save this company, track changes, and evaluate upcoming work against your targets.
Save to my research Find my fit