Petroleum and Coal Products Manufacturing in Wyoming
NAICS 324 · WY
The Petroleum and Coal Products Manufacturing industry in Wyoming had 9 establishments, according to the Bureau of Labor Statistics in 2025. This register lists 101 facilities in Wyoming. In Casper, the SINCLAIR OIL CORP. - CASPER, WYOMING REFINERY employed 144 people in 2025.
SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE
Map, cities and product lines
Plants in Wyoming19 FACILITIES
Listing 19 of 101: the facilities with a website, a size band or two sources on record. The rest are in site search.
| Facility | City | Employees | Status |
|---|---|---|---|
| Sinclair Oil CORP. - Casper, Wyoming Refinery | Casper | 100–499 | ACTIVE |
| Crafco INC - Cheyenne | Cheyenne | 20–99 | LIKELY ACTIVE |
| Silver Eagle Refining, INC. | Evanston | 20–99 | LIKELY ACTIVE |
| Cheyenne Renewable Diesel Company | Cheyenne | — | LIKELY ACTIVE |
| Hf Sinclair Parco Refining CO LLC | Sinclair | — | LIKELY ACTIVE |
| Wyoming Refining Company | Newcastle | — | LIKELY ACTIVE |
| Knife River Casper | Casper | — | LIKELY ACTIVE |
| P4 Production LLC | Rock Springs | — | LIKELY ACTIVE |
| Peak Asphalt LLC - Rawlins Plant | Rawlins | — | LIKELY ACTIVE |
| Astaris LLC Kemmerer Plant | Kemmerer | — | LIKELY ACTIVE |
| Knife River Cheyenne | Cheyenne | — | LIKELY ACTIVE |
| Simon - Cheyenne Asphalt - Mobile Bc Plant #3 | Cheyenne | — | LIKELY ACTIVE |
| Western States Asphalt | Cheyenne | — | LIKELY ACTIVE |
| Antelope Refining | Douglas | — | UNVERIFIED |
| Bp Casper Former Refinery | Casper | — | UNVERIFIED |
| Former Gordon Oil Refinery | Greybull | — | UNVERIFIED |
| Industrial Lubricants CO | Casper | — | UNVERIFIED |
| Lewis & Lewis Inc., Asphalt Paving | Rock Springs | — | UNVERIFIED |
| Yellowstone Cody Refinery | Cody | — | UNVERIFIED |
All petroleum and coal products manufacturing nationwide · All manufacturing in Wyoming