Primary Metal Manufacturing in Michigan
NAICS 331 · MI
This register lists 538 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 Michigan8 FACILITIES
Listing 8 of 10: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| New Products CORP | Benton Harbor | 20–99 | LIKELY ACTIVE |
| Alutech LLC | Benton Harbor | — | LIKELY ACTIVE |
| Vast Sumitec INC | Benton Harbor | — | LIKELY ACTIVE |
| Sandvik Steel CO | Benton Harbor | — | LIKELY ACTIVE |
| Modar Inc-2200 Empire LLC | Benton Harbor | — | LIKELY ACTIVE |
| Alreco Metals | Benton Harbor | — | UNVERIFIED |
| Benton Metal Recycling | Benton Harbor | — | UNVERIFIED |
| Max Casting Co-benton Harbor | Benton Harbor | — | UNVERIFIED |
All primary metal manufacturing nationwide · All manufacturing in Michigan