| APAdell Polymers, INC. | Petersburg | WV | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
| AUAllnex USA INC | Belmont | WV | Chemical Manufacturing325110 | 20-99 | ● ACTIVE |
| CRCatalyst Refiners INC | Nitro | WV | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| CIChem-pak INC | Martinsburg | WV | Petroleum and Coal Products Manufacturing324191 | 20-99 | ● ACTIVE |
| IWInnovative Water Care, LLC. | South Charleston | WV | Chemical Manufacturing325180 | 20-99 | ● ACTIVE |
| KPKureha Pga, LLC | Belle | WV | Chemical Manufacturing325188 | 20-99 | ● ACTIVE |
| SPStar Plastics, INC. | Millwood | WV | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
| CTCampbell Transportation | Newell | WV | Chemical Manufacturing325199 | 20-99 | ● ACTIVE |
| AAArclin Amines | Belle | WV | Chemical Manufacturing325199 | 20-99 | ● ACTIVE |
| P6Prime 6 LLC | Fairmont | WV | Chemical Manufacturing325998 | 20-99 | ● ACTIVE |
| ACA, C, and S INC. | Nitro | WV | Chemical Manufacturing325110 | 20-99 | ◐ LIKELY ACTIVE |
| AIAc&s INC | Nitro | WV | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| MRMassey Rail Yard, Union Carbide Corporation | South Charleston | WV | Food Manufacturing311942 | 20-99 | ◐ LIKELY ACTIVE |
| SUStockmeier Urethanes Usa, INC | Clarksburg | WV | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| SPStar Plastics, Llc, Ravenswood | Ravenswood | WV | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| TNTeMa North America LLC | Kearneysville | WV | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| UCUnion Carbide Corporation-institute | Institute | WV | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
Austin Powder Appalachia LLC - Mt. Hope | Mount Hope | WV | Chemical Manufacturing325920 | 20-99 | ◐ LIKELY ACTIVE |
| APAustin Powder Appalachia LLC - Mt. Hope | Mt. Hope | WV | Chemical Manufacturing325920 | 20-99 | ◐ LIKELY ACTIVE |
Carbon Activated Corp - West Verginia | Mount Hope | WV | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| EUECO USA, LLC - Parkersburg | Parkersburg | WV | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |
| KMKingsford Manufacturing | Parsons | WV | Chemical Manufacturing325194 | 20-99 | ◐ LIKELY ACTIVE |
| PAPhibro AHC Willow Island | Willow Island | WV | Chemical Manufacturing325411 | 20-99 | ◐ LIKELY ACTIVE |
| RRust-Oleum | Lesage | WV | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| SMSOFIE - Morgantown | Morgantown | WV | Chemical Manufacturing325412 | 20-99 | ◐ LIKELY ACTIVE |
| UMUS Methanol | Nitro | WV | Chemical Manufacturing325199 | 20-99 | ◐ LIKELY ACTIVE |
| WWWashington Works | Washington | WV | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| XIXcal Industries, LLC | Oak Hill | WV | Chemical Manufacturing325180 | 20-99 | ◐ LIKELY ACTIVE |