Petroleum and coal products manufacturers in Montana
Montana has 7 petroleum and coal products establishments employing 1,325 people (Census, 2023), and EPA's ECHO database lists 18 active petroleum and coal products facilities in the state. By employment it is Montana's number 7 manufacturing industry, and Montana ranks number 17 among states for it.
- NAICS subsector
- 324
- Petroleum and Coal Products Manufacturing
- Establishments
- 7
- Census 2023
- Employees
- 1,325
- Census 2023
- In EPA records
- 18
- With a page here
- 4
- Revised
- November 11, 2026
Petroleum and coal products factories with a page
| Facility | What it makes (NAICS) | City |
|---|---|---|
| Chs Inc Laurel Refinery | Petroleum Refineries | Laurel |
| Great Falls Renewable Diesel Plant | Petroleum Refineries | Great Falls |
| Par Montana, LLC - Billings Refinery | Petroleum Refineries | Billings |
| Phillips 66 - Billings Refinery | Petroleum Refineries | Billings |
These are the Montana petroleum and coal products facilities that report to EPA's Toxics Release Inventory. The other 14 in EPA records don't have a page yet.
What these factories make
- Petroleum Refineries (NAICS 324110): 4 facilities
Where they cluster
Cities with the most active petroleum and coal products facilities in EPA records: Billings (7), Butte (2), Cut Bank (2).
Petroleum and coal products manufacturing across the US. Everything made in Montana.