Chemical manufacturers in Wyoming
Wyoming has 24 chemical makers in EPA records, facilities that list codes for basic, organic and specialty chemicals, resins and rubber. The most are in Cody, Cheyenne and Evansville. That is under 1% of the 8,779 such facilities nationwide, and Wyoming ranks #43 of 51 states.
- Product
- Chemical manufacturers
- Facilities
- 24
- State rank
- #43
- NAICS
- 325110 and 15 related codes
- Revised
- November 1, 2026
Facilities in Wyoming
These are active facilities in EPA's ECHO database that list a code for basic, organic and specialty chemicals, resins and rubber.
| Facility | City | What EPA lists |
|---|---|---|
| Dyno Nobel Inc-Cheyenne Plant | Cheyenne | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Cheyenne Renewable Diesel Company | Cheyenne | All Other Basic Organic Chemical Manufacturing |
| FMC Granger | Granger | Other Basic Inorganic Chemical Manufacturing |
| Hilight Gas Plant | Gillette | Industrial Gas Manufacturing |
| Green River Sodium Products Plant (Church & Dwight Inc) | Sweetwater County | Other Basic Inorganic Chemical Manufacturing |
| Oregon Basin Gas Plant | Cody | Industrial Gas Manufacturing |
| East Painter Facility | Uinta | Industrial Gas Manufacturing |
| Nalco Co - Evansville Plant 108 | Evansville | All Other Basic Organic Chemical Manufacturing |
| Y Tex Corp | Cody | Pesticide and Other Agricultural Chemical Manufacturing |
| Aurum Standards Group | Laramie | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Chemtrade Refinery Services Inc - Riverton Plant | Riverton | Other Basic Inorganic Chemical Manufacturing |
| Nalco Company, Energy Services Division | Evansville | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Select Energy Services, LLC | Douglas | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Tetra Micronutrients-Zinc Melting Furn. | Cheyenne | Pesticide and Other Agricultural Chemical Manufacturing |
| Benchmark Energy Products LLC | Rock Springs | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Bj Chemical Services | Casper | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Cetco | Lovell | Plastics Material and Resin Manufacturing |
| Dow Acrylamide | Cody | Plastics Material and Resin Manufacturing |
| Echo Springs Gas Plant | Carbon | Industrial Gas Manufacturing |
| Halliburton Casper Field Camp | Evansville | All Other Miscellaneous Chemical Product and Preparation Manufacturing |
| Nelson Brothers Mining Services LLC | Gillette | Explosives Manufacturing |
| Oregon Basin - Polyacrylamide Plant (Merit Energy Company) | Cody | Plastics Material and Resin Manufacturing |
| Reliance Operations Facility | Reliance | All Other Basic Organic Chemical Manufacturing |
| Safariland LLC Casper Facilities | Natrona | All Other Basic Organic Chemical Manufacturing |
Industry codes are reported by facilities to EPA programs and are not checked here. A few listings may be repair shops, distributors or recyclers. How these records work.
Where they are
- Cody: 4
- Cheyenne: 3
- Evansville: 3
- Gillette: 2
- Granger: 1
- Sweetwater County: 1
By product code
- All Other Miscellaneous Chemical Product and Preparation Manufacturing (NAICS 325998): 7
- Industrial Gas Manufacturing (NAICS 325120): 4
- All Other Basic Organic Chemical Manufacturing (NAICS 325199): 4
- Other Basic Inorganic Chemical Manufacturing (NAICS 325180): 3
- Plastics Material and Resin Manufacturing (NAICS 325211): 3
- Pesticide and Other Agricultural Chemical Manufacturing (NAICS 325320): 2
- Explosives Manufacturing (NAICS 325920): 1
All chemicals manufacturing in Wyoming: 31 facilities and Census job counts.