| CLCoastal Lumber Company | Havana | FL | — | ◇ UNVERIFIED |
| CTCoastal Treated Products CO. | Belington | WV | — | ◇ UNVERIFIED |
| CTColfax Treating CO LLC | Pineville | LA | — | ◇ UNVERIFIED |
| CPCollins Pine CO | Chester | CA | — | ◇ UNVERIFIED |
| CPCollins Pine Company | Lakeview | OR | — | ◇ UNVERIFIED |
| CPCollins Products | Klamath Falls | OR | — | ◇ UNVERIFIED |
| CLCollums Lumber Mill Incorporated | Allendale | SC | — | ◇ UNVERIFIED |
| CFColumbia Forest Products | Chatham | VA | — | ◇ UNVERIFIED |
| CFColumbia Forest Products Columbia West Virginia CORP | Craigsville | WV | — | ◇ UNVERIFIED |
| CWCommonwealth Wood Preservers Incorporated | Hampton | VA | — | ◇ UNVERIFIED |
| CPConcrete Pipe and Precast LLC - Harrison | Harrisonburg | VA | — | ◇ UNVERIFIED |
| CKConestoga Kenly Plant & Sprayroom | Kenly | NC | — | ◇ UNVERIFIED |
| CFConrad Forest Products | Arbuckle | CA | — | ◇ UNVERIFIED |
| CWConrad Wood Preserving | Rainier | OR | — | ◇ UNVERIFIED |
| CWConrad Wood Preserving | North Bend | OR | — | ◇ UNVERIFIED |
| CRConway Resins Plant | Conway | NC | — | ◇ UNVERIFIED |
| CPCoquille Plywood #6 Plant | Coquille | OR | — | ◇ UNVERIFIED |
| CACovalence Adhesives | Middlesex | NJ | — | ◇ UNVERIFIED |
| CWCox Wood of Alabama | Woodstock | AL | — | ◇ UNVERIFIED |
| CPCreative Playthings LTD. | Emporia | VA | — | ◇ UNVERIFIED |
| CDCsp Deridder LLC - Deridder Sawmill | Deridder | LA | — | ◇ UNVERIFIED |
| COCulpeper of Athens LLC | Athens | NY | — | ◇ UNVERIFIED |
| COCulpeper of Roanoke Rapids LLC | Roanoke Rapids | NC | — | ◇ UNVERIFIED |
| COCulpepper of Cove City | Cove City | NC | — | ◇ UNVERIFIED |
| COCulpepper of Ramseur, LLC | Coleridge | NC | — | ◇ UNVERIFIED |
| DIDantzler INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| DJDba Jeld-wen | Klamath Falls | OR | — | ◇ UNVERIFIED |
| DDD & D Wood Preserving, INC. | Albany | GA | — | ◇ UNVERIFIED |
| DBDrax Biomass, INC | Demopolis | AL | — | ◇ UNVERIFIED |
| EHEastern Hardwoods INC - Hopwood Sawmill | Hopwood | PA | — | ◇ UNVERIFIED |
| EFEastex Forest Products Incorporated | Houston | TX | — | ◇ UNVERIFIED |
| EMEast Mississippi Pole CO | Macon | MS | — | ◇ UNVERIFIED |
| ETEast Tennessee Forest Products Incorporated | Mosheim | TN | — | ◇ UNVERIFIED |
| EDE D Cook Lumber CO | Orlando | FL | — | ◇ UNVERIFIED |
| EWEdwards Wood Products INC | Liberty | NC | — | ◇ UNVERIFIED |
| EWEdwards Wood Products, INC. | Laurinburg | NC | — | ◇ UNVERIFIED |
| EWEdwards Wood Products, INC. - Peachland | Peachland | NC | — | ◇ UNVERIFIED |
| EMElectric Mills Wood Preserving, LLC | Scooba | MS | — | ◇ UNVERIFIED |
| ESElliott Sawmilling CO INC | Estill | SC | — | ◇ UNVERIFIED |
| ELEmpire Lumber Weippe Operations | Weippe | ID | — | ◇ UNVERIFIED |
| EAEthan Allen Operations | Beecher Falls | VT | — | ◇ UNVERIFIED |
 Ets-lindgren Rf Enclosures | Minocqua | WI | — | ◇ UNVERIFIED |
| EFEvergreen Forests and Tamarack Energy | Council | ID | — | ◇ UNVERIFIED |
| ETEverwood Treatment Company, INC. | Spanish Fort | AL | — | ◇ UNVERIFIED |
| EFEwp Facility | Riddle | OR | — | ◇ UNVERIFIED |
| EWExterior Wood | Washougal | WA | — | ◇ UNVERIFIED |
| FWFalkville Wood Treating INC. | Falkville | AL | — | ◇ UNVERIFIED |
| FCFaulkville Chip Mill & Woodyard | Bloomingdale | GA | — | ◇ UNVERIFIED |
| FCFiberon Composites | Meridian | ID | — | ◇ UNVERIFIED |
| FTFiber Tech Industries | Spokane | WA | — | ◇ UNVERIFIED |
