| CKCarl Kelly Paving INC | Davisville | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CKCarl Kelly Paving, Mcmechen | Mc Mechen | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CRCatalyst Refiners, Inc., Nitro | Nitro | WV | Miscellaneous Manufacturing339991 | — | ◇ UNVERIFIED |
| CGCaterpillar Global Mining - Highwall Miners LLC | Beckley | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| CEC. E. Adkins & Sons INC | Huntington | WV | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CSCentral Supply Company of Wv - Princeton Plant | Princeton | WV | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CMChampagne Metals | South Charleston | WV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CPChandlers Plywood Products INC | Huntington | WV | Furniture and Related Product Manufacturing337122 | — | ◇ UNVERIFIED |
| CChelyan | Chelyan | WV | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CIClark International Logistics LLC | Poca | WV | Transportation Equipment Manufacturing336310 | — | ◇ UNVERIFIED |
| CAClarksburg Asphalt Company, Bridgeport | Bridgeport | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CEClarksburg Electroplating INC | Clarksburg | WV | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| CLCoastal Lumber CO - Buckhannon | Buckhannon | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CLCoastal Lumber CO (gassaway, Wv) | Gassaway | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CLCoastal Lumber CO Hazelton Yard | Bruceton Mills | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CLCoastal Lumber CO - Poe Run Sawmill | Elkins | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CLCoastal Lumber CO - Smithburg | Smithburg | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CPCo-ex Plastic Tooling, INC. | Milton | WV | Plastics and Rubber Products Manufacturing326121 | 1-19 | ◇ UNVERIFIED |
| CMCogar Manufacturing | Bolt | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| CMColonial Millwork, Ltd., Beverly | Beverly | WV | Furniture and Related Product Manufacturing337214 | — | ◇ UNVERIFIED |
| CBColton Bit LLC | Grafton | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| CCColumbian Chemcials Company | Proctor | WV | Chemical Manufacturing325182 | — | ◇ UNVERIFIED |
| CCColumbian Chemicals Company | Proctor | WV | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| CBCommercial Blast & Paint | Fraziers Bottom | WV | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CCCongo Corporation | Chester | WV | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| CIConsol Innovations LLC | Triadelphia | WV | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| CCContinental Casket INC | Beckley | WV | Miscellaneous Manufacturing339995 | — | ◇ UNVERIFIED |
| CPContinental Plastic Containers | Newell | WV | Fabricated Metal Product Manufacturing332431 | — | ◇ UNVERIFIED |
| CSControlled Systems | Fairmont | WV | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| CMConveyor Mfg & Supply INC | Milton | WV | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| CHCookes Hydraulic & Machine | Melville | WV | Machinery Manufacturing333513 | — | ◇ UNVERIFIED |
| CACooper Asphalt | Mill Creek | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CMCreo Manufacturing America LLC | Middleway | WV | Chemical Manufacturing325992 | — | ◇ UNVERIFIED |
| CWCsc Westover Rmc | Morgantown | WV | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CACustom Applicators | Pettyville | WV | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| CMCustom Marble CORP | Wheeling | WV | Plastics and Rubber Products Manufacturing326191 | — | ◇ UNVERIFIED |
| CCCycle Center | Huntington | WV | Chemical Manufacturing325194 | — | ◇ UNVERIFIED |
| CICyclops Industry INC | South Charleston | WV | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| DCDevols Cycle Center | Parkersburg | WV | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| DFDill's Fire & Safety Equip | Ravenswood | WV | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| DIDixie-narco INC | Ranson | WV | Machinery Manufacturing333311 | — | ◇ UNVERIFIED |
| DTDixie Tractor | Princeton | WV | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DMDj Mfg INC | Huntington | WV | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| DLD & L Fabricators | Grafton | WV | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| DDDomestic Distribution Warehouse | Parkersburg | WV | Electrical Equipment, Appliance & Component Manufacturing335932 | — | ◇ UNVERIFIED |
| DSDomestic Synthetic Fuels I, Llc, Domestic Synth Fuels | Summit Point | WV | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| DHDownard Hydraulics INC | Princeton | WV | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| DBDravo Basic | Ravenswood | WV | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| DIDte Indy Coke LLC | Moundsville | WV | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| DSDte Smith Branch, Llc, Pineville | Pineville | WV | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
