| BLBpi Labs | Evanston | WY | Chemical Manufacturing325620 | — | ◐ LIKELY ACTIVE |
| CICrafco INC - Cheyenne | Cheyenne | WY | Petroleum and Coal Products Manufacturing324121 | 20-99 | ◐ LIKELY ACTIVE |
| SOSinclair Oil CORP. - Casper, Wyoming Refinery | Casper | WY | Petroleum and Coal Products Manufacturing324110 | 100-499 | ◐ LIKELY ACTIVE |
| YCY-tex Corporation | Cody | WY | Chemical Manufacturing325320 | 100-499 | ◐ LIKELY ACTIVE |
| CRCheyenne Renewable Diesel Company | Cheyenne | WY | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| DNDyno Nobel Inc-cheyenne Plant | Cheyenne | WY | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| DFDystar Foam Control | Cheyenne | WY | Food Manufacturing311999 | 1-19 | ◐ LIKELY ACTIVE |
| GPGeorgia Pacific Corporation | Lovell | WY | Nonmetallic Mineral Product Manufacturing327420 | — | ◐ LIKELY ACTIVE |
| GRGreen River Sodium Products Plant (church & Dwight Inc) | Sweetwater County | WY | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| HSHf Sinclair Parco Refining CO LLC | Sinclair | WY | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
L&h Industrial Aka Industrial Plating & Grinding INC | Sheridan | WY | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| LPLovell Plant (western Sugar) | Lovell | WY | Food Manufacturing311313 | — | ◐ LIKELY ACTIVE |
| MCMountain Cement CO | Laramie | WY | Nonmetallic Mineral Product Manufacturing327310 | — | ◐ LIKELY ACTIVE |
| NCNalco CO - Evansville Plant 108 | Evansville | WY | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| SMSchlagel Manufacturing | Torrington | WY | Machinery Manufacturing333111 | 1-19 | ◐ LIKELY ACTIVE |
| SPSimplot Phosphates - Phosphate Fertilizer Plant | Rock Springs | WY | Chemical Manufacturing325311 | — | ◐ LIKELY ACTIVE |
| WIWeatherby INC. | Sheridan | WY | Fabricated Metal Product Manufacturing332994 | 100-499 | ◐ LIKELY ACTIVE |
| WRWyoming Refining Co.-newcastle Refinery | Newcastle | WY | Petroleum and Coal Products Manufacturing324110 | — | ◐ LIKELY ACTIVE |
| CBCasper Brass Foundry | Mills | WY | Primary Metal Manufacturing331523 | — | ◐ LIKELY ACTIVE |
| CCCrown Cork & Seal Company INC | Worland | WY | Fabricated Metal Product Manufacturing332431 | — | ◐ LIKELY ACTIVE |
| PPP4 Production LLC | Rock Springs | WY | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
Apiary Medical INC | Cheyenne | WY | Miscellaneous Manufacturing339112 | — | ◐ LIKELY ACTIVE |
| AAAviat Aircraft, INC | Afton | WY | Transportation Equipment Manufacturing336411 | — | ◐ LIKELY ACTIVE |
Brown Sugar INC | Riverton | WY | Food Manufacturing311920 | — | ◐ LIKELY ACTIVE |
Gh Manufacturing Consulting LLC | Mills | WY | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
Lashae Design Company | Cheyenne | WY | Apparel Manufacturing315210 | — | ◐ LIKELY ACTIVE |
Omega Industrial Supply, INC. | Cheyenne | WY | Chemical Manufacturing325612 | — | ◐ LIKELY ACTIVE |
Stag Arms LLC | Cheyenne | WY | Fabricated Metal Product Manufacturing332994 | — | ◐ LIKELY ACTIVE |
Tbc Manufacturing INC | Cheyenne | WY | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
Wyoming Signs, LLC | Mills | WY | Miscellaneous Manufacturing339950 | — | ◐ LIKELY ACTIVE |
| ABAdmiral Beverage Production | Worland | WY | Beverage and Tobacco Product Manufacturing312111 | 100-499 | ◐ LIKELY ACTIVE |
| ALAstaris LLC Kemmerer Plant | Kemmerer | WY | Petroleum and Coal Products Manufacturing324199 | — | ◐ LIKELY ACTIVE |
| ASAurum Standards Group | Laramie | WY | Chemical Manufacturing325998 | — | ◐ LIKELY ACTIVE |
| BFBearlodge Forest Products INC | Hulett | WY | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| BPBentonite Performance Minerals Plant | Aladdin | WY | Nonmetallic Mineral Product Manufacturing327999 | — | ◐ LIKELY ACTIVE |
| CRCheyenne Renewable Diesel Company LLC | Cheyenne | WY | Miscellaneous Manufacturing339999 | — | ◐ LIKELY ACTIVE |
| DFDragon Fab Tech Casper | Casper | WY | Machinery Manufacturing333132 | 20-99 | ◐ LIKELY ACTIVE |
| EBEagle Bronze INC | Lander | WY | Primary Metal Manufacturing331525 | — | ◐ LIKELY ACTIVE |
| FGFmc Granger | Granger | WY | Chemical Manufacturing325180 | — | ◐ LIKELY ACTIVE |
| FWFmc Wyoming Corporation - Green River Wyoming Facility | Green River | WY | Chemical Manufacturing325181 | — | ◐ LIKELY ACTIVE |
General Chemical | Green River | WY | Chemical Manufacturing325188 | — | ◐ LIKELY ACTIVE |
| HMHulett Mill | Crook | WY | Wood Product Manufacturing321113 | — | ◐ LIKELY ACTIVE |
| JLJonathon Lime Plant & Lime Kiln Dust Landfill (pete Lien & Sons Inc) | Albany County | WY | Nonmetallic Mineral Product Manufacturing327410 | — | ◐ LIKELY ACTIVE |
| KKomatsu | Gillette | WY | Machinery Manufacturing333319 | — | ◐ LIKELY ACTIVE |
| KAKomatsu (formerly a and J Diesel Repair) | Gillette | WY | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| MEMccown Enterprises LLC | Lander | WY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| OBOregon Basin Gas Plant | Cody | WY | Chemical Manufacturing325120 | — | ◐ LIKELY ACTIVE |
| SFSaratoga Forest Management | Saratoga | WY | Wood Product Manufacturing321113 | 20-99 | ◐ LIKELY ACTIVE |
| SVStar Valley Meat Block | Thayne | WY | Food Manufacturing311611 | — | ◐ LIKELY ACTIVE |
| WIWotco INC | Mills | WY | Machinery Manufacturing333131 | — | ◐ LIKELY ACTIVE |