Primary Metal Manufacturing in Montana
NAICS 331 · MT
This register lists 37 facilities in Montana. The Bureau of Labor Statistics counted 11 establishments in Montana. MONTANA PRECISION PRODUCTS LLC, located in Butte, employed 201 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Montana3 FACILITIES
Listing 3 of 6: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Stillwater Mining Company Base Metals Refinery | Columbus | 20–99 | LIKELY ACTIVE |
| Smc Precious Metals Smelter & Base Metal Refy | Columbus | — | LIKELY ACTIVE |
| Stillwater Mining CO Smelter | Columbus | — | LIKELY ACTIVE |
All primary metal manufacturing nationwide · All manufacturing in Montana