| SHSpecialty Hardwoods of Indiana, INC. (nappanee Plant) | Nappanee | IN | — | ◇ UNVERIFIED |
| SMSpecialty Minerals | Jackson | AL | — | ◇ UNVERIFIED |
| SWSpecified Woodworking Corporation | Laurel | MD | — | ◇ UNVERIFIED |
| SLSpencer Lumber LLC | Salem | MO | — | ◇ UNVERIFIED |
| SVSpencer Veneer, Llc, Spencer | Spencer | WV | — | ◇ UNVERIFIED |
| SBSpeyside Bourbon Cooperage, INC. (0640010020) | Jackson | OH | — | ◇ UNVERIFIED |
| SBSpeyside Bourbon Cooperage in Virginia INC | Atkins | VA | — | ◇ UNVERIFIED |
| SCSpokane Custom Wood Treating | Spokane | WA | — | ◇ UNVERIFIED |
| SGSpring Grove Timber & Mat LLC | Claremont | VA | — | ◇ UNVERIFIED |
| SRSpring River Lumber CO LLC | Caulfield | MO | — | ◇ UNVERIFIED |
| SWSprings Window Fashions, LLC | Grayling | MI | — | ◇ UNVERIFIED |
| SSSs Stave CO INC | Hopkins County | KY | — | ◇ UNVERIFIED |
| STStallworth Timber CO | Beatrice | AL | — | ◇ UNVERIFIED |
| SPStandard Plywoods Incorporated | Clinton | SC | — | ◇ UNVERIFIED |
| SHStanfill Hardwood Lumber Company, INC. | Culleoka | TN | — | ◇ UNVERIFIED |
| SMStanton Manufacturing CO Inc-lake Ozark | Lake Ozark | MO | — | ◇ UNVERIFIED |
| SLStark Lumber CO | Denver | CO | — | ◇ UNVERIFIED |
| SJStella Jones | Savannah | TN | — | ◇ UNVERIFIED |
| SStella-jones | Lufkin | TX | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Terre Haute | IN | — | ◇ UNVERIFIED |
| SCStella-jones CORP | Warrior | AL | — | ◇ UNVERIFIED |
| SJStella Jones CORP - Mcalisterville Division | Mc Alisterville | PA | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Reedy | WV | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Goodwater | AL | — | ◇ UNVERIFIED |
| SPStem Products | Magazine | AL | — | ◇ UNVERIFIED |
| SWStephan Wood Prod INC | Grayling | MI | — | ◇ UNVERIFIED |
| SRStevenson Rail Siding | Stevenson | AL | — | ◇ UNVERIFIED |
| SFStillwater Forest Products | Kalispell | MT | — | ◇ UNVERIFIED |
| SWStillwater Woodworking | Augusta Springs | VA | — | ◇ UNVERIFIED |
| SLStimson Lumber Company, Hauser | Post Falls | ID | — | ◇ UNVERIFIED |
| SLSt. Louis Restoration | Saint Louis | MO | — | ◇ UNVERIFIED |
| SBStock Building Supply INC - Franklin | Denver | CO | — | ◇ UNVERIFIED |
| SFStone Forest Industries Orangeburg | Orangeburg | SC | — | ◇ UNVERIFIED |
| STStone Treated Materials | Picayune | MS | — | ◇ UNVERIFIED |
| SFStrata Forest Products INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| SUStratford Upholstery Company Llc, the | Eupora | MS | — | ◇ UNVERIFIED |
| SLStridemark, LLC | Thomasville | NC | — | ◇ UNVERIFIED |
| SFStuart Flooring Corporation | Stuart | VA | — | ◇ UNVERIFIED |
| SBStucker Bro's INC. | Ellsinore | MO | — | ◇ UNVERIFIED |
| SMSudberry Millwork INC | Nashville | TN | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products | Louisville | AL | — | ◇ UNVERIFIED |
| SFSunbelt Forest Products | Rockledge | FL | — | ◇ UNVERIFIED |
| SSSunbelt Shavings LLC | Shuqualak | MS | — | ◇ UNVERIFIED |
| SESunrise Enterprises Wood Products | Roseburg | OR | — | ◇ UNVERIFIED |
| SCSuperior Coatings | Ligonier | IN | — | ◇ UNVERIFIED |
| SHSuperior Hardwood Flooring/butler Twp | Drums | PA | — | ◇ UNVERIFIED |
| SISuperior Industries International, INC. | Johnson City | TN | — | ◇ UNVERIFIED |
| SKSuperior Kiln | Mellen | WI | — | ◇ UNVERIFIED |
| SLSutton Lumber, INC. | Amity | AR | — | ◇ UNVERIFIED |
| SBSwanson Bark and Wood Products | Longview | WA | — | ◇ UNVERIFIED |
| SBSwanson Bros. Lumber CO. | Noti | OR | — | ◇ UNVERIFIED |
| SVSwords Veneer & Lumber CO | Rock Island | IL | — | ◇ UNVERIFIED |
| SLSymbia Logistics | Pompano Beach | FL | — | ◇ UNVERIFIED |
| SWSynergy Wood Products INC | Sanford | FL | — | ◇ UNVERIFIED |
| TRTable Rock Lumber CO & Mfg | Table Rock | NE | — | ◇ UNVERIFIED |
| TBTalladega Box & Lumber | Talladega | AL | — | ◇ UNVERIFIED |
| TWTarheel Wood Treating CO | Morrisville | NC | — | ◇ UNVERIFIED |
| TGTarter Gate CO INC - Sawmill | Dunnville | KY | — | ◇ UNVERIFIED |
| TITasler, INC - Eps | Webster City | IA | — | ◇ UNVERIFIED |
| TPTaylor Pallets INC | Anderson | SC | — | ◇ UNVERIFIED |
| TCTaylor-ramsey Corporation | Big Island | VA | — | ◇ UNVERIFIED |
| TMTcc Materials Rosemount | Rosemount | MN | — | ◇ UNVERIFIED |
| TJTeal Jones Lumber Services INC | Sumas | WA | — | ◇ UNVERIFIED |
| TVTed Verhoff Builders & Cabinetry, INC. | Fort Jennings | OH | — | ◇ UNVERIFIED |
| TCTelex Communications INC | Morrilton | AR | — | ◇ UNVERIFIED |
| TMTennessee Mills LLC | Livingston | TN | — | ◇ UNVERIFIED |
| TWTennessee Wood Products INC | Red Boiling Spri | TN | — | ◇ UNVERIFIED |
| TOTen Oaks Dobyns Facility | Stuart | VA | — | ◇ UNVERIFIED |
| TFThc Farms | Tacoma | WA | — | ◇ UNVERIFIED |
| TAThe Amelia Lumber Company, Incorporated | Amelia Court House | VA | — | ◇ UNVERIFIED |
| TAThe Ames CO Champion Fac | Champion | PA | — | ◇ UNVERIFIED |
| TAThe Anthony Galluzzo CORP. | Londonderry | NH | — | ◇ UNVERIFIED |
| TBThe Bernard Group 5 | Chaska | MN | — | ◇ UNVERIFIED |
| TBThe Burroughs Ross Colville Company, LLC | Mcminnville | TN | — | ◇ UNVERIFIED |
| TCThe Carlson CO | Madison | WI | — | ◇ UNVERIFIED |
| TJThe Jim C. Hamer Company, Marlinton | Marlinton | WV | — | ◇ UNVERIFIED |
| TKThe Kay Company, INC | Frankfort | IN | — | ◇ UNVERIFIED |
| TLThe Letco Group LLC | Knoxville | TN | — | ◇ UNVERIFIED |
| TMThe Millwork Specialist LLC | Richmond | VA | — | ◇ UNVERIFIED |
| TOThe Oak Cooperage LLC | Higbee | MO | — | ◇ UNVERIFIED |
| TSThe Sawmill, INC. | Hohenwald | TN | — | ◇ UNVERIFIED |
| TTThe Tongue & Groove Store | Duluth | MN | — | ◇ UNVERIFIED |
| TTThe Treating Plant LLC | Jacksonville | FL | — | ◇ UNVERIFIED |
| TWThe Wood Energy Group INC - Gibsland Facility | Gibsland | LA | — | ◇ UNVERIFIED |
| TFThomasville Furniture Industries INC Plant A/x/v Face | Thomasville | NC | — | ◇ UNVERIFIED |
| TFThomasville Furniture Plant C/m/w/sb | Thomasville | NC | — | ◇ UNVERIFIED |
| TRThompson River Lumber | Thompson Falls | MT | — | ◇ UNVERIFIED |
| TCThomson Crown Wood Products | Mocksville | NC | — | ◇ UNVERIFIED |
| TOThree Oaks Lumber CO | Van Buren | MO | — | ◇ UNVERIFIED |
| TBThrift Brothers Lumber CO. in C. | Westminster | SC | — | ◇ UNVERIFIED |
| TLTidewater Lumber | Tappahannock | VA | — | ◇ UNVERIFIED |
| TCTiffany & CO | Denville | NJ | — | ◇ UNVERIFIED |
| TCTimber Craft INC | New Albany | MS | — | ◇ UNVERIFIED |
| TITimber Industries INC | Salem | MO | — | ◇ UNVERIFIED |
| TFTimberland Forest Products INC | Leakesville | MS | — | ◇ UNVERIFIED |
| TVTimberline - Vance | Henderson | NC | — | ◇ UNVERIFIED |
| TPTimber Producers Dewitt Sawmill Division | Dewitt | AR | — | ◇ UNVERIFIED |
| TPTimber Producers Durant Sawmill Division, LLC | Durant | MS | — | ◇ UNVERIFIED |
| TPTimber Producers, LLC | Dewitt | AR | — | ◇ UNVERIFIED |
| TPTimber Products | Wichita | KS | — | ◇ UNVERIFIED |
