Chemical Manufacturing in Montana
NAICS 325 · MT
The Chemical Manufacturing industry in Montana had 73 establishments, according to the Bureau of Labor Statistics in 2025. This register lists 69 facilities in Montana. The GSK HAMILTON plant in Hamilton employs 303 people, according to data from 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Montana2 FACILITIES
| Facility | City | Employees | Status |
|---|---|---|---|
| Chs Big Sky | Denton | — | UNVERIFIED |
| Lewistown Propane & Fertilizer Co-denton Plant | Denton | — | UNVERIFIED |
All chemical manufacturing nationwide · All manufacturing in Montana