| SCStella-jones Corporation | Reedy | WV | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| SMSt. Mary's Refinery CO. | St. Marys | WV | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| SRSturm Rapid Response Center | Barboursville | WV | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| STS & T Welding CO INC | Pineville | WV | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| TMTalon Manufacturing Company, INC. | Herndon | WV | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| TMTalon Manufacturing Company, INC. Plant7 | Alpoca | WV | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| TAT and N Electric Motor Exchange INC. | Bluefield | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC | Huntington | WV | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TUTerex Utilities INC Dba Terex Services | Charleston | WV | Machinery Manufacturing333923 | — | ◇ UNVERIFIED |
| TCTetra Chemicals | Parkersburg | WV | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| TJThe Jim C. Hamer Company, Marlinton | Marlinton | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| TPThistle Processing LLC | Huntington | WV | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| TMTimken Motor & Crane Ser, LLC (dba Smith Services) | Princeton | WV | Furniture and Related Product Manufacturing337121 | — | ◇ UNVERIFIED |
| TTTire Track INC | Vienna | WV | Plastics and Rubber Products Manufacturing326212 | — | ◇ UNVERIFIED |
| TBTop Brand Manufacturing | Mannington | WV | Transportation Equipment Manufacturing336212 | — | ◇ UNVERIFIED |
| TTramco | Chattaroy | WV | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| TSTramco Services, Inc., Williamson | Chattaroy | WV | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| TDTransgas Development Systems, Llc, Wharncliffe | Wharncliffe | WV | Petroleum and Coal Products Manufacturing324199 | — | ◇ UNVERIFIED |
| TTTravel Trailer Center INC | Parkersburg | WV | Transportation Equipment Manufacturing336214 | — | ◇ UNVERIFIED |
| TSTriple S CORP | Beckley | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| TPTri-state Plating | Huntington | WV | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| TPTri-state Plating and Polishing, Inc., Huntington | Huntington | WV | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| TRTri-state Roofing & Sheet Metal | Davisville | WV | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| TTTrue Temper CORP | Charleston | WV | Fabricated Metal Product Manufacturing332212 | — | ◇ UNVERIFIED |
| UFUnilin Flooring Nc LLC | Holden | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| UFUnilin Flooring Nc, Llc, Holden | Holden | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP Holz Impoundment | Near South Charleston | WV | Chemical Manufacturing325998 | — | ◇ UNVERIFIED |
| UCUnion Concrete Products | Maxwelton | WV | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| UVUnion Valve Svc & Supply | Ripley | WV | Fabricated Metal Product Manufacturing332919 | — | ◇ UNVERIFIED |
| UDUnited Dairy INC Valley Bell | Charleston | WV | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| USUniversal Sandblasting & Painting INC. | Lanark | WV | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| UDU.s. Defense National Stockpile Center Point Pleasant Depot | Point Pleasant | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| UFUS Foods | Hurricane | WV | Food Manufacturing311991 | — | ◇ UNVERIFIED |
| UMUS Machine INC | Fairmont | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| VLValley Lumber & Fencing INC | Summersville | WV | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| VVermeer | St Albans | WV | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| VLVerso Luke LLC - Beryl Operations | Beryl | WV | Wood Product Manufacturing321912 | — | ◇ UNVERIFIED |
| VLVia's Lawn & Garden Repair | Princeton | WV | Machinery Manufacturing333112 | — | ◇ UNVERIFIED |
| WMWagners Metro Tire & Auto | Parkersburg | WV | Plastics and Rubber Products Manufacturing326212 | — | ◇ UNVERIFIED |
| WVWest Virginia Cashin Recyclables, INC. | Poca | WV | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| WVWest Virginia Group, Inc., Nitro | Nitro | WV | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| WVWest Virginia Paving, Inc., Plant 30 (dunbar) | Dunbar | WV | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| WVWest Virginia Steel CORP | Charleston | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| WNWeyerhaeuser Nr Company | Buckhannon | WV | Wood Product Manufacturing321213 | — | ◇ UNVERIFIED |
| WMWilliams Motor Procts | Sutton | WV | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| WFWilliamstown Fabricators INC | Parkersburg | WV | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| WEWilson Equipment Repair INC | Morgantown | WV | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| WFWilson Farm Equipment | Union | WV | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| WKWorld Kitchen INC Martinsburg Plant | Martinsburg | WV | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| WAWv Alloys INC | Alloy | WV | Primary Metal Manufacturing331419 | — | ◇ UNVERIFIED |
