| SCStella-jones Corporation | Goodwater | AL | — | ◇ UNVERIFIED |
| SCStella-jones Corporation Bellingham | Bellingham | WA | — | ◇ UNVERIFIED |
| SPStem Products | Magazine | AL | — | ◇ UNVERIFIED |
| SWStephan Wood Prod INC | Grayling | MI | — | ◇ UNVERIFIED |
| SEStephen Enterprises INC | Bridgeville | DE | — | ◇ UNVERIFIED |
| SLSterling Lumber & Supply Company | Goodwater | AL | — | ◇ UNVERIFIED |
 Sterling Site Access Solutions | Lufkin | TX | — | ◇ UNVERIFIED |
| SMSteve Martin Sawmill | Liberty [casey] | KY | — | ◇ UNVERIFIED |
| SFStevens Forest Products | North Logan | UT | — | ◇ UNVERIFIED |
| SRStevenson Rail Siding | Stevenson | AL | — | ◇ UNVERIFIED |
| SASteves and Sons Door Company | San Antonio | TX | — | ◇ UNVERIFIED |
| SCStewart Custom Wood Works, INC. | Alpharetta | GA | — | ◇ UNVERIFIED |
| SLStewart Lumber Company INC | Morristown | TN | — | ◇ UNVERIFIED |
| SFStewart's Forest Products INC | Fort Ripley | MN | — | ◇ UNVERIFIED |
| SPStewarts Point Woodworks LLC | Cazadero | CA | — | ◇ UNVERIFIED |
| SSStice Sawmill, INC. | Bowie | TX | — | ◇ UNVERIFIED |
| SFStillwater Forest Products | Kalispell | MT | — | ◇ 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, Hauser | Post Falls | ID | — | ◇ UNVERIFIED |
| SLStimson Lumber Company Plummer Mill | Plummer | ID | — | ◇ UNVERIFIED |
| SWStimson Washington INC | Colville | WA | — | ◇ UNVERIFIED |
| SWSTL Woodworking Inc. | Saint Louis | MO | — | ◇ UNVERIFIED |
| SMSt Marys Lumber | Saint Marys | PA | — | ◇ UNVERIFIED |
| SBStock Building Supply INC - Franklin | Denver | CO | — | ◇ UNVERIFIED |
| SWStockton Wood Shavings Company | French Camp | CA | — | ◇ UNVERIFIED |
| SWStock Woodwork | Laredo | TX | — | ◇ UNVERIFIED |
| SFStone Forest Industries, INC. | Happy Camp | CA | — | ◇ UNVERIFIED |
| SFStone Forest Industries Orangeburg | Orangeburg | SC | — | ◇ UNVERIFIED |
| SLStoneville Lumber Company, INC | Stoneville | NC | — | ◇ UNVERIFIED |
| SPStorage Pro Manufacturing LLC | Creola | AL | — | ◇ UNVERIFIED |
| SSStorage Systems, INC | Fresno | CA | — | ◇ UNVERIFIED |
| SLStorm Lumber Acquisition Company | Licking | MO | — | ◇ UNVERIFIED |
| SLStorm Lumber & Pallet CO. | Licking | MO | — | ◇ UNVERIFIED |
| STStorm Trees LLC | Minneapolis | MN | — | ◇ UNVERIFIED |
| SIStoutenburg INC Dba Breiten Lumber | Sandusky | MI | — | ◇ UNVERIFIED |
| SEStraight Edge Stevedore Services, INC | Healdsburg | CA | — | ◇ UNVERIFIED |
| SFStrata Forest Products INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| SUStratford Upholstery Company Llc, the | Eupora | MS | — | ◇ UNVERIFIED |
| SIStratis Industries | Centuria | WI | — | ◇ UNVERIFIED |
| SLStrickland Lumber Co, INC. | Eufaula | AL | — | ◇ UNVERIFIED |
| SLStridemark, LLC | Thomasville | NC | — | ◇ UNVERIFIED |
| SIStructural Industries, INC. | Bohemia | NY | — | ◇ UNVERIFIED |
| SIStructural Insulated Panels Texas | Kerrville | TX | — | ◇ UNVERIFIED |
| SWStuart Wilderness INC | Stuart | VA | — | ◇ UNVERIFIED |
| SPSturdi Products Company | Portland | OR | — | ◇ UNVERIFIED |
| SHSTW Holdings, LLC | Fleetwood | PA | — | ◇ UNVERIFIED |
| SFSuffolk Forest Products INC | Suffolk | VA | — | ◇ UNVERIFIED |
| SPSummerford Pallet CO. LLC | Ashford | AL | — | ◇ UNVERIFIED |
