| FACILITY | CITY | STATE | INDUSTRY | EMPLOYEES | STATUS |
|---|---|---|---|---|---|
| Westlake Natrium Llc, Westlake Natrium | Proctor | WV | 325110 | — | LIKELY ACTIVE |
| Certainteed Gypsum | Proctor | WV | 327420 | — | UNVERIFIED |
| CertainTeed Gypsum West Virginia | Proctor | WV | 327420 | 100-499 | LIKELY ACTIVE |
| Covestro LLC | Proctor | WV | 325199 | — | LIKELY ACTIVE |
| Elementis Specialties - New Martinsville Plant | Proctor | WV | 325199 | — | LIKELY ACTIVE |
| Columbian Chemcials Company | Proctor | WV | 325182 | — | UNVERIFIED |
| Columbian Chemicals Company | Proctor | WV | 325180 | — | UNVERIFIED |
| P B & S Chem CO | Proctor | WV | 325181 | — | UNVERIFIED |
| TCL Specialties New Martinsville | Proctor | WV | 325199 | 1-19 | LIKELY ACTIVE |
| Air Products & Chemicals INC | Proctor | WV | 325120 | — | UNVERIFIED |
