| SLSprowl Lumber Company Incorporated | Fountain Run | KY | — | ◇ UNVERIFIED |
| SSSpruce Solutions LLC | Wayland | NY | — | ◇ UNVERIFIED |
| SKSquare K Lumber, LLC | Lewisburg | WV | — | ◇ UNVERIFIED |
| SSSr Services LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SSS & S Sawmill LLC | Peninsula | OH | — | ◇ UNVERIFIED |
| SSSs Stave CO INC | Hopkins County | KY | — | ◇ UNVERIFIED |
| SBStabilux Biosciences INC | Ann Arbor | MI | — | ◇ UNVERIFIED |
| SSStaggemeyer Stave CO INC | Caledonia | MN | — | ◇ UNVERIFIED |
| SCStamford CORP I | Stamford | CT | — | ◇ UNVERIFIED |
 Standard Fusee Corporation | Croydon | PA | — | ◇ UNVERIFIED |
| SHStanfill Hardwood Lumber Company, INC. | Culleoka | TN | — | ◇ UNVERIFIED |
| SCStanford (chemtreat Containers) | Stanford | CA | — | ◇ UNVERIFIED |
| SSStange Sawmill | Prattville | AL | — | ◇ UNVERIFIED |
| STStarbuzz Tobacco INC | Foothill Ranch | CA | — | ◇ UNVERIFIED |
| SIStarflo, INC. | Castroville | TX | — | ◇ UNVERIFIED |
| STSta Technologies INC | Albuquerque | NM | — | ◇ UNVERIFIED |
| SLState Line Lumber | Tompkinsville | KY | — | ◇ UNVERIFIED |
| SAStead Airtanker Base Blm | Reno | NV | — | ◇ UNVERIFIED |
| SCStella-jones Corporation | Goodwater | AL | — | ◇ UNVERIFIED |
| SSStep Saver - Hesperia | Hesperia | CA | — | ◇ UNVERIFIED |
| SLSterling Lumber & Supply Company | Goodwater | AL | — | ◇ UNVERIFIED |
| SPSterno Products | Memphis | TN | — | ◇ UNVERIFIED |
| SMSteve Martin Sawmill | Liberty [casey] | KY | — | ◇ UNVERIFIED |
| SASteven A. Ward and Erica L. Ward, Trustees of the Steven and Erica Ward Family T | Vista | CA | — | ◇ UNVERIFIED |
| SASteven A. Ward and Erica L. Ward, Trustees of the Steven and Erica Ward Family T | Escondido | CA | — | ◇ UNVERIFIED |
| SRStevenson Rail Siding | Stevenson | AL | — | ◇ UNVERIFIED |
| SLStewart Lumber Company INC | Morristown | TN | — | ◇ UNVERIFIED |
| SSStice Sawmill, INC. | Bowie | TX | — | ◇ UNVERIFIED |
| SSStikmaker Sales | Beeville | TX | — | ◇ UNVERIFIED |
| SLStillwater Lumber, INC. | Charleston | ME | — | ◇ UNVERIFIED |
| SLStimson Lumber - Bonner | Bonner | MT | — | ◇ UNVERIFIED |
| SLStimson Lumber Company Atlas Mill Site | Coeur D Alene | ID | — | ◇ UNVERIFIED |
| SLStimson Lumber Company Plummer Mill | Plummer | ID | — | ◇ UNVERIFIED |
| SWStimson Washington INC | Colville | WA | — | ◇ UNVERIFIED |
| SMSt Marys Lumber | Saint Marys | PA | — | ◇ UNVERIFIED |
| SWStockton Wood Shavings Company | French Camp | CA | — | ◇ UNVERIFIED |
| SFStone Forest Industries Orangeburg | Orangeburg | SC | — | ◇ UNVERIFIED |
| SLStoneville Lumber Company, INC | Stoneville | NC | — | ◇ UNVERIFIED |
| SLStorm Lumber Acquisition Company | Licking | MO | — | ◇ UNVERIFIED |
| SLStorm Lumber & Pallet CO. | Licking | MO | — | ◇ UNVERIFIED |
| STStorm Trees LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| SPStp Painesville | Painesville | OH | — | ◇ UNVERIFIED |
| SPStp Products Manufacturing | Garland | TX | — | ◇ UNVERIFIED |
| SLStrickland Lumber Co, INC. | Eufaula | AL | — | ◇ UNVERIFIED |
| SStruktol | Villa Rica | GA | — | ◇ UNVERIFIED |
| SPStruktol Polymers of America LLC | Villa Rica | GA | — | ◇ UNVERIFIED |
| SWStuart Wilderness INC | Stuart | VA | — | ◇ UNVERIFIED |
| SCStutz CO | Chicago | IL | — | ◇ UNVERIFIED |
| SWSuez Wts USA INC | Minooka | IL | — | ◇ UNVERIFIED |
| SWSuez Wts Usa, INC. | Corpus Christi | TX | — | ◇ UNVERIFIED |
