Where is the company registered?
1000 OAKBROOK DR STE 200, ANN ARBOR, Michigan 48104, United States
Registered location from SAM.gov; award performance locations may differ.
Federal contractor profile
UEI ETEMJL5TMUN9CAGE 0CPT0
HDR MICHIGAN, INC. is associated with UEI ETEMJL5TMUN9 and CAGE 0CPT0 in public federal records. AcornBids currently links 0 prime awards totaling $0 in obligations to this entity. Its primary SAM.gov NAICS is 541330 (Engineering Services). Its public SAM.gov registration lists ANN ARBOR, MI, 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 Oct 26, 2026. Refresh pending; these totals may be out of date.
Public SAM.gov registration details.
Source facts
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.
No matching records in the loaded data.
| Registration evidence | Date |
|---|---|
| SAM updated | Mar 27, 2026 |
| Source loaded | Sep 19, 2026 |
| Initial registration | Jun 22, 2015 |
| Entity start | Nov 4, 2009 |
| Industry | Reported size status |
|---|---|
| 236220 — Commercial and Institutional Building Construction | Not reported |
| 237310 — Highway, Street, and Bridge Construction | Not reported |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | Not reported |
| 238910 — Site Preparation Contractors | Not reported |
| 238990 — All Other Specialty Trade Contractors | Not reported |
| 423490 — Other Professional Equipment and Supplies Merchant Wholesalers | Not reported |
| 541310 — Architectural Services | Not reported |
| 541320 — Landscape Architectural Services | Not reported |
| 541330 — Engineering Services | Not reported |
| 541611 — Administrative Management and General Management Consulting Services | Not reported |
| 541618 — Other Management Consulting Services | Not reported |
| 541620 — Environmental Consulting Services | Not reported |
| 541690 — Other Scientific and Technical Consulting Services | Not reported |
| 541720 — Research and Development in the Social Sciences and Humanities | Not reported |
| 561210 — Facilities Support Services | Not reported |
| 561790 — Other Services to Buildings and Dwellings | Not reported |
| 562211 — Hazardous Waste Treatment and Disposal | Not reported |
| 562910 — Remediation Services | Not reported |
| 611430 — Professional and Management Development Training | Not reported |
| 611519 — Other Technical and Trade Schools | Not reported |
| 611710 — Educational Support Services | Not reported |
| 711510 — Independent Artists, Writers, and Performers | Not reported |
| 712110 — Museums | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| KAREN WARTHEN | Government business | Contact method not published | SAM registration | Not available |
| MARNIE NIOSI | Alternate government business | Contact method not published | SAM registration | Not available |
| KAREN WARTHEN | Electronic business | Contact method not published | SAM registration | Not available |
| VANESSA GUERRA | Alternate 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
Ownership follows reported parent UEIs.
Reported ownership links. Award and funding explorers can include this family.
| Legal entity | Reported parent UEI | Source loaded |
|---|---|---|
| HDR, INC | — | Sep 2, 2026 |
| HDR APTIM LLC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ARCHITECTS & ENGINEERS PC | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR ARCHITECTURE INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ARCHITECTURE INC | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR ARCHITECTURE INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ARCHITECTURE, INC | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR ARCHITECTURE, INC. | KG5KCNG22BK6 | Aug 15, 2026 |
| HDR ARCHITECTURE, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ARCHITECTURE, INC. | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR ARCHITECTURE, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ARCHITECTURE, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR BERGMANN JV | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR ENGINEERING, INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR ENGINEERING, INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC OF THE CAROLINAS | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Aug 15, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENGINEERING, INC. | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR ENVIRONMENTAL, OPERATIONS AND CONSTRUCTION, INC. | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR ENVIRONMENTAL, OPERATIONS AND CONSTRUCTION, INC. | KG5KCNG22BK6 | Oct 17, 2026 |
| HDR GEI JOINT VENTURE | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR GF LOU CW JV | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR KCCT JV | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR MICHIGAN, INC. | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR MN GALVESTON JV | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR RIM NGB JV | KG5KCNG22BK6 | Sep 2, 2026 |
| HDR SCHNABEL RECLAMATION JOINT VENTURE | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR WTNA JV | KG5KCNG22BK6 | Sep 27, 2026 |
| HDR-CH2M JV | KG5KCNG22BK6 | Sep 19, 2026 |
| HDR-CMT JOINT VENTURE | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR-GANNETT FLEMING JV | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR-OBG A JOINT VENTURE | KG5KCNG22BK6 | Sep 26, 2026 |
| HDR-STANLEY JV | KG5KCNG22BK6 | Sep 26, 2026 |
1000 OAKBROOK DR STE 200, ANN ARBOR, Michigan 48104, United States
Registered location from SAM.gov; award performance locations may differ.
541330 — Engineering Services.
Primary SAM.gov NAICS classification.
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.
Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.
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