| SESilver Eagle Refining, INC. | Evanston | 20–99 | ● ACTIVE |
| CICrafco INC - Cheyenne | Cheyenne | 20–99 | ◐ LIKELY ACTIVE |
| SOSinclair Oil CORP. - Casper, Wyoming Refinery | Casper | 100–499 | ◐ LIKELY ACTIVE |
| CRCheyenne Renewable Diesel Company | Cheyenne | — | ◐ LIKELY ACTIVE |
| HSHf Sinclair Parco Refining CO LLC | Sinclair | — | ◐ LIKELY ACTIVE |
| WRWyoming Refining Co.-newcastle Refinery | Newcastle | — | ◐ LIKELY ACTIVE |
| PPP4 Production LLC | Rock Springs | — | ◐ LIKELY ACTIVE |
| KRKnife River Casper | Casper | — | ◇ UNVERIFIED |
| PAPeak Asphalt LLC - Rawlins Plant | Rawlins | — | ◇ UNVERIFIED |
| ALAstaris LLC Kemmerer Plant | Kemmerer | — | ◐ LIKELY ACTIVE |
| SCSimon - Cheyenne Asphalt - Mobile Bc Plant #3 | Cheyenne | — | ◐ LIKELY ACTIVE |
| YCYellowstone Cody Refinery | Cody | — | ◐ LIKELY ACTIVE |
| ARAntelope Refining | Douglas | — | ◇ UNVERIFIED |
| BCBp Casper Former Refinery | Casper | — | ◇ UNVERIFIED |
| FGFormer Gordon Oil Refinery | Greybull | — | ◇ UNVERIFIED |
| FRFrontier Refining INC | Cheyenne | — | ◇ UNVERIFIED |
| ILIndustrial Lubricants CO | Casper | — | ◇ UNVERIFIED |
| KRKnife River Cheyenne | Cheyenne | — | ◇ UNVERIFIED |
| LLLewis & Lewis Inc., Asphalt Paving | Rock Springs | — | ◇ UNVERIFIED |
| WSWestern States Asphalt | Cheyenne | — | ◇ UNVERIFIED |
| APAsphalt Paving Overhead West (7201) | Sundance | 20–99 | ◐ LIKELY ACTIVE |
| 1C1996 Cmiuvm 250 Asphalt Plant (ct-1555) | Park County | — | ◇ UNVERIFIED |
| 1A1997 Adm Mobile Drum Asphalt Plant (ct-1882) | Washakie | — | ◇ UNVERIFIED |
| APAdm325 Portable Plant | Goshen County | — | ◇ UNVERIFIED |
| ACAntelope Coal Company Llc: Se | Wright | — | ◇ UNVERIFIED |
| AMAsphalt Manufacturing Facility | Laramie | — | ◇ UNVERIFIED |
| APAsphalt Plant #1: Ct-862a | Laramie County | — | ◇ UNVERIFIED |
| APAsphalt Plant (ct-2860) | Natrona County | — | ◇ UNVERIFIED |
| BPBaxter Plant Site | Sweetwater County | — | ◇ UNVERIFIED |
| BOBeyond Orion Refining INC | Cheyenne | — | ◇ UNVERIFIED |
| CACasper Asphalt Hot Plant (ct-1523) | Natrona County | — | ◇ UNVERIFIED |
| CRCasper Refinery | Evansville | — | ◇ UNVERIFIED |
| CSCt-1156: Sheridan Asphalt Plant | Sheridan | — | ◇ UNVERIFIED |
| CPCt-11702 Portable Hot Mix Asp | Crook County | — | ◇ UNVERIFIED |
| CCt-1561 | Fremont | — | ◇ UNVERIFIED |
| CCt-3271 | Crook | — | ◇ UNVERIFIED |
| CCt-3697 | Washakie | — | ◇ UNVERIFIED |
| CCt-431 | Laramie County | — | ◇ UNVERIFIED |
| CCt-7216 | Campbell | — | ◇ UNVERIFIED |
| CCt-862a | Sweetwater | — | ◇ UNVERIFIED |
| CCt-862a (hwy #1) | Albany | — | ◇ UNVERIFIED |
| CDCyclone Drilling INC | Wright | — | ◇ UNVERIFIED |
| ECEvans Construction | Jackson | — | ◇ UNVERIFIED |
| GGencor #1 (ct-16056) | Teton | — | ◇ UNVERIFIED |
| GGencor #2 (ct-14276) | Laramie | — | ◇ UNVERIFIED |
| GHGillette Hot Plant Site | Campbell County | — | ◇ UNVERIFIED |
| GPGillette Plant | Weston County | — | ◇ UNVERIFIED |
| HSHf Sinclair Parco Refining LLC | Carbon | — | ◇ UNVERIFIED |
| HMHot Mix Asphalt Plant | Johnson County | — | ◇ UNVERIFIED |
| HMHot Mix Asphalt Plant | Buffalo | — | ◇ UNVERIFIED |
