Boise Cascade Wood Products LLC Chester Plywood | Chester | 100–499 | ● ACTIVE |
| WFWest Fraser US Ewp LLC | Kinards | 100–499 | ● ACTIVE |
| CPCarolina Pallets & Recycling | Belton | 20–99 | ● ACTIVE |
M2 Lumber LLC | Laurens | — | ● ACTIVE |
Atlantic Transfer & Storage CO. | North Charleston | — | ● ACTIVE |
| BIBeech Island Mill | Beech Island | 500+ | ● ACTIVE |
G.f. League Company INC. | Greenville | — | ● ACTIVE |
| KUKoppers Utility and Industrial Products INC. | Eutawville | — | ● ACTIVE |
Neal Brothers Charleston INC | N Charleston | — | ● ACTIVE |
| PWPeralta Woodworks, INC. | Columbia | — | ● ACTIVE |
R2p Innovations, LLC | Ladson | — | ● ACTIVE |
Sargent Acquisitions, INC | Gloverville | — | ● ACTIVE |
Sweet Haus LLC | Chesnee | — | ● ACTIVE |
| CMC M Tucker Lumber Corporation | Pageland | 100–499 | ◐ LIKELY ACTIVE |
| CMC M Tucker Lumber of Rock Hill LLC | Rock Hill | 20–99 | ◐ LIKELY ACTIVE |
| CWCulpeper Wood Preservers of Columbia INC. | Columbia | 20–99 | ◐ LIKELY ACTIVE |
| COCulpepper of Orangeburg LLC | Orangeburg | 20–99 | ◐ LIKELY ACTIVE |
| ASAckerson Stevens Incorporated | Ware Shoals | 20–99 | ◐ LIKELY ACTIVE |
| AHAnderson Hardwood Floors | Enoree | — | ◐ LIKELY ACTIVE |
| CSCanfor Southern Pine - Camden Plant | Cassatt | — | ◐ LIKELY ACTIVE |
| CSCanfor Southern Pine - Conway Mill | Conway | — | ◐ LIKELY ACTIVE |
| CLCollums Lumber Mill Incorporated | Allendale | — | ◐ LIKELY ACTIVE |
| ESElliott Sawmilling CO INC | Estill | — | ◐ LIKELY ACTIVE |
| GWGeorgia-pacific Wood Products LLC - Clarendon Osb | Alcolu | — | ◐ LIKELY ACTIVE |
| GWGeorgia-pacific Wood Products LLC - Prosperity Chip-n-saw | Prosperity | — | ◐ LIKELY ACTIVE |
| OLOldcastle Lawn & Garden | Gaffney | — | ◐ LIKELY ACTIVE |
| UWUnited Wood Treating CO Incorporated | Whitmire | — | ◐ LIKELY ACTIVE |
| WFWest Fraser US Ewp LLC | Fairfax | — | ◐ LIKELY ACTIVE |
| CSCanfor Southern Pine - Darlington | Darlington | — | ◐ LIKELY ACTIVE |
| CPCarolina Pole INC | Eutawville | — | ◐ LIKELY ACTIVE |
| CICharles Ingram Lumber CO INC | Effingham | — | ◐ LIKELY ACTIVE |
| KIKoppers Industries Incorporated | Florence | — | ◐ LIKELY ACTIVE |
| WCWestrock Charleston Kraft Llc-summerville | Summerville | — | ◐ LIKELY ACTIVE |
| ANArauco North America, INC - Bennettsville Mdf | Bennettsville | — | ◇ UNVERIFIED |
| MCMasonite Corporation Fort Mill | Fort Mill | — | ◇ UNVERIFIED |
| OIOsmose INC | Rock Hill | — | ◇ UNVERIFIED |
Semper Pergendum Logistics Solutions CORP. | Mount Pleasant | — | ◐ LIKELY ACTIVE |
| CLCameron Lumber Company | Cameron | — | ◇ UNVERIFIED |
| 4S48forty Solutions | Walterboro | — | ◐ LIKELY ACTIVE |
| 4S48forty Solutions - Grey Court Facility | Gray Court | — | ◐ LIKELY ACTIVE |
| ANArauco North America INC | Bennettsville | — | ◐ LIKELY ACTIVE |
| ASAtlantic Shutter Systems | Latta | — | ◐ LIKELY ACTIVE |
| CDCSP Darlington | Darlington | 20–99 | ◐ LIKELY ACTIVE |
| DWDempsey Wood Products LLC | Rowesville | — | ◐ LIKELY ACTIVE |
| EPEffingham Pellets LLC | Effingham | — | ◐ LIKELY ACTIVE |
| EGEnviva Greenwood | Greenwood | 20–99 | ◐ LIKELY ACTIVE |
| IGInterfor Georgetown Division | Georgetown | — | ◐ LIKELY ACTIVE |
| IPInternational Paper - Johnston Lumber Mill | Johnston | — | ◐ LIKELY ACTIVE |
| KWK&R Wood Products and Services | Summerville | 20–99 | ◐ LIKELY ACTIVE |
| LCLow Country Pallett & Wood Products INC | Sumter | 20–99 | ◐ LIKELY ACTIVE |