Cooper Mat LLC
20251 Sherwood St, Detroit, MI 48234
LIKELY ACTIVELAST SEEN IN FEDERAL DATA APR 2026 · 1 SOURCE
Operating signal within 24 months, or from a single source.
Their homepage, crawled JUL 2026
What they make
Metal Heat Treating332811Cooper MAT LLC provides heat treating and metal finishing services, including plastic injection molds, ferritic nitrocarburizing, nitride, and steam oxide processes. The company serves multiple industries across the United States.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
42.44513, -83.03451 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Woodworth INC. | Detroit | Metal Heat Treating 332811 | UNVERIFIED | 0.1 KM |
| Crown Group the Detroit | Detroit | Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812 | UNVERIFIED | 1.3 KM |
| Warren Truck Assembly Plant (wtap) | Warren | Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812 | ACTIVE | 1.7 KM |
| Fitzgerald Finishing LLC | Detroit | Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812 | LIKELY ACTIVE | 2.6 KM |
| Super Steel Treating, INC. | Warren | Metal Heat Treating 332811 | LIKELY ACTIVE | 3.2 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 8 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| SAM GOV | OPERATING | APR 2026 | APR 2026 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | APR 2026 |
| CAGE CODE | SAM GOV | APR 2026 |
| CITY | SAM GOV | APR 2026 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| NAME | SAM GOV | APR 2026 |
| REGISTRATION EXPIRATION | SAM GOV | APR 2026 |
| STATE | SAM GOV | APR 2026 |
| WEBSITE | SAM GOV | APR 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.