Primary Metal Manufacturing in Michigan
NAICS 331 · MI
This register lists 535 facilities in Michigan. The Bureau of Labor Statistics counted 384 establishments in the Primary Metal Manufacturing industry in Michigan in 2025. Howmet Aerospace Whitehall Operations - Whitehall Castings Plant 1 and 3, located in Whitehall, employed 1,240 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Michigan372 FACILITIES
Listing 372 of 535: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Als Scrap Metals | Gladwin | 1–19 | UNVERIFIED |
| Angstrom USA LLC | Taylor | 20–99 | UNVERIFIED |
| Benzie Manufacturing LLC | Frankfort | 1–19 | UNVERIFIED |
| Berne Foundry LLC (a1453) | Pigeon | 20–99 | UNVERIFIED |
| Christianson Industries INC | Edwardsburg | 20–99 | UNVERIFIED |
| Contractors Steel Company | Belleville | — | UNVERIFIED |
| CTS Welding LLC | Bloomingdale | 1–19 | UNVERIFIED |
| Energy Steel & Supply CO | Lapeer | — | UNVERIFIED |
| Fluid Routing Solutions | Big Rapids | — | UNVERIFIED |
| Fox Aluminum Products, INC. | Hazel Park | 1–19 | UNVERIFIED |
| Heartland Steel Prod LLC | Marysville | 100–499 | UNVERIFIED |
| Johnson & Berry Manufacturing, Inc. | Lanse | 1–19 | UNVERIFIED |
| Lakeshore Die Cast | Baroda | 20–99 | UNVERIFIED |
| Lawford Fabricating CO INC | Oak Park | 1–19 | UNVERIFIED |
| Main Stainless Steel INC | Sterling Heights | 1–19 | UNVERIFIED |
| Mat-tek | Flushing | 1–19 | UNVERIFIED |
| Metal Tech Products, INC | Detroit | 1–19 | UNVERIFIED |
| QDC Manufacturing | Brighton | 1–19 | UNVERIFIED |
| Smith Castings INC | Kingsford | 20–99 | UNVERIFIED |
| Smith Castings LLC | Kingsford | 20–99 | UNVERIFIED |
| Threaded Products CO | Richmond | 1–19 | UNVERIFIED |
| Wilkast | Grand Rapids | 20–99 | UNVERIFIED |
All primary metal manufacturing nationwide · All manufacturing in Michigan