| ICIndependence Coal Company, Inc., Macarther | Surveyor | — | ◇ UNVERIFIED |
 Johns Manville CORP | Vienna | — | ◇ UNVERIFIED |
| MCManor Concrete Enterprises, LLC Plant 1 | Hedgesville | — | ◇ UNVERIFIED |
| MKMarble King INC | Paden City | — | ◇ UNVERIFIED |
| MCMurphy Consolidated Industries | Follansbee | — | ◇ UNVERIFIED |
| PWPaul Wissmach Glass Co., Inc., Paden City | Paden City | — | ◇ UNVERIFIED |
| PBPetersburg Block INC | Petersburg | — | ◇ UNVERIFIED |
| RPResco Products INC | New Cumberland | — | ◇ UNVERIFIED |
| RURoxul USA INC. | Kearneysville | — | ◇ UNVERIFIED |
| SSSchott Scientific Glass, INC. | Parkersburg | — | ◇ UNVERIFIED |
| SIStarvaggi Ind. | Weirton | — | ◇ UNVERIFIED |
| TWTaylor Warehouse Services, LLC | Bridgeport | — | ◇ UNVERIFIED |
| TRThe Ruhlin Company, Willow Island | Belmont | — | ◇ UNVERIFIED |
| UCUnion Concrete Products | Maxwelton | — | ◇ UNVERIFIED |
| WKWorld Kitchen INC Martinsburg Plant | Martinsburg | — | ◇ UNVERIFIED |
| AMAce Materials | Clarksburg | 1–19 | ◐ LIKELY ACTIVE |
| BHBunker Hill, WV | Bunker Hill | 1–19 | ◐ LIKELY ACTIVE |
| CCCarr Concrete | Williamstown | 20–99 | ◐ LIKELY ACTIVE |
| CSCentral Supply - Barboursville Location | Barboursville | 20–99 | ◐ LIKELY ACTIVE |
| CSCentral Supply - Saltwell Location | Bridgeport | 20–99 | ◐ LIKELY ACTIVE |
| CRCorhart Refractories | Buckhannon | 100–499 | ◐ LIKELY ACTIVE |
| CMCP&P Martinsburg | Martinsburg | 20–99 | ◐ LIKELY ACTIVE |
| MMorgantown | Morgantown | 1–19 | ◐ LIKELY ACTIVE |
| RBRhodes Brick & Block Inc | Saint Albans | 20–99 | ◐ LIKELY ACTIVE |
| RRRockwool Ran5 | Kearneysville | 100–499 | ◐ LIKELY ACTIVE |
| PCPremier Concrete INC | Princeton | — | ◐ LIKELY ACTIVE |
| AFAgc Flat Glass North America, INC. | Bridgeport | — | ◇ UNVERIFIED |
| AGAppalachian Glass Products & Services, LLC. | Weston | — | ◇ UNVERIFIED |
| ASA Stone's Throw Charleston Inc | Charleston | — | ◇ UNVERIFIED |
| BBBarboursville Block Manufacturing Company | Huntington | — | ◇ UNVERIFIED |
| CCCarr Concrete a Division of Cxt Incorporated | Williamstown | — | ◇ UNVERIFIED |
| CSCentral Supply Company of West Virginia | Bridgeport | — | ◇ UNVERIFIED |
| CSCentral Supply Company of West Virginia | Gassaway | — | ◇ UNVERIFIED |
| CSCentral Supply Company of Wv | Clarksburg | — | ◇ UNVERIFIED |
| CSCentral Supply Company Rmc | Mount Hope | — | ◇ UNVERIFIED |
| CGCertainteed Gypsum - Moundsville Facility | Moundsville | — | ◇ UNVERIFIED |
| CSClaxton Smith & Sons Concrete Company | Poca | — | ◇ UNVERIFIED |
| CSClaxton Smith & Sons Concrete Company, West Charl | Charleston | — | ◇ UNVERIFIED |
| CFConcrete Fabricators, INC. | Wheeling | — | ◇ UNVERIFIED |
| CSCountertop Solutions LLC | Martinsburg | — | ◇ UNVERIFIED |
| CBCsc Beckley Rmc Plant | Mount Hope | — | ◇ UNVERIFIED |
| CBCsc Buckhannon Rmc | Buckhannon | — | ◇ UNVERIFIED |
| CPCsc Pennsboro Rmc | Pennsboro | — | ◇ UNVERIFIED |
| ESEpiphany Studios, INC. | Salem | — | ◇ UNVERIFIED |
| EREssroc Ready Mix CORP. | Huntington | — | ◇ UNVERIFIED |
| EREssroc Ready Mix, CORP. | Winfield | — | ◇ UNVERIFIED |
| GVGreenbrier Vault, LLC | Ronceverte | — | ◇ UNVERIFIED |
| GFGuardian Fiberglass | Inwood | — | ◇ UNVERIFIED |
| HRHanson Ready Mix, INC. | Mcmechen | — | ◇ UNVERIFIED |
| HIHolcim (us) INC | Weirton | — | ◇ UNVERIFIED |
