Primary Metal Manufacturing in Colorado
NAICS 331 · CO
This register lists 96 facilities in Colorado. The Bureau of Labor Statistics counted 40 establishments in the Primary Metal Manufacturing industry in Colorado. CF&I Steel LP dba Rocky Mountain Steel Mills, located in Pueblo, employed 1181 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Colorado4 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Fortius Metals, INC. | Lafayette | — | ACTIVE |
| Western Foundries INC | Longmont | — | LIKELY ACTIVE |
| Electrasteel INC | Boulder | — | UNVERIFIED |
| Rosedale Marketing Dba Port-a Stall | Erie | — | UNVERIFIED |
All primary metal manufacturing nationwide · All manufacturing in Colorado