| RARives and Reynolds Lumber Company Inc, Louisville Sawmill | Louisville | MS | — | ◇ UNVERIFIED |
| RARives and Reynolds Lumber Company, Kosciusko Sawmill | Kosciusko | MS | — | ◇ UNVERIFIED |
| RLR&l Lumber Company LLC | Arcata | CA | — | ◇ UNVERIFIED |
| RHRobbins Hardwood Flooring,incorporated | Warren | AR | — | ◇ UNVERIFIED |
| RIRobbins INC | Ishpeming | MI | — | ◇ UNVERIFIED |
| RLRobbins Lumber East Baldwin, LLC | East Baldwin Mattocks Station | ME | — | ◇ UNVERIFIED |
| RLRobbins Lumber East Baldwin, LLC - East Baldwin | East Baldwin | ME | — | ◇ UNVERIFIED |
| RLRobbins Lumber Sanford, LLC | Sanford | ME | — | ◇ UNVERIFIED |
| RBRoberts Brothers Lumber CO INC | Ashfield | MA | — | ◇ UNVERIFIED |
| RSRobert S Coleman Lumber CO INC | Culpeper | VA | — | ◇ UNVERIFIED |
| RWRoberts Wood Products | Mountain View | MO | — | ◇ UNVERIFIED |
| RLRobinson Lumber Company | Lenoir | NC | — | ◇ UNVERIFIED |
| RSRochester Shoe Tree CO INC - Ashland | Ashland | NH | — | ◇ UNVERIFIED |
| RTRock Tenn Mill Company LLC | Coatopa | AL | — | ◇ UNVERIFIED |
| RLRogers Lumber | Orange | TX | — | ◇ UNVERIFIED |
| RRRogue Resources, INC - 2206 Downhill Dr | Steamboat Springs | CO | — | ◇ UNVERIFIED |
| RLRose Lumber Company LLC | Northport | AL | — | ◇ UNVERIFIED |
| RFRoss Forest Products, Dixie Pine Road Facility | Hattiesburg | MS | — | ◇ UNVERIFIED |
| RARough and Ready Lumber Site | Cave Junction | OR | — | ◇ UNVERIFIED |
| RARoy Anderson Lumber CO INC | Tompkinsville | KY | — | ◇ UNVERIFIED |
| RRR & R Custom Woodworking, INC. | Nappanee | IN | — | ◇ UNVERIFIED |
| RMR&r Millwork INC | Englewood | CO | — | ◇ UNVERIFIED |
| RFRsg Forest Products Molalla Division | Molalla | OR | — | ◇ UNVERIFIED |
| RFRusco Fixture Company, INC. | Oakboro | NC | — | ◇ UNVERIFIED |
| RMRustic Marlin | Hanover | MA | — | ◇ UNVERIFIED |
| SPSanderson Plumbing Products, INC. | Columbus | MS | — | ◇ UNVERIFIED |
| SLSands Level & Tool Co., INC. | Neodesha | KS | — | ◇ UNVERIFIED |
| SFSanta Fe Fine Finishing | Santa Fe | NM | — | ◇ UNVERIFIED |
| SLSantiam Lumber | Lebanon | OR | — | ◇ UNVERIFIED |
| SBSaunders Brothers | Westbrook | ME | — | ◇ UNVERIFIED |
| SBSaunders Brothers - Locke Mills Plant | Greenwood | ME | — | ◇ UNVERIFIED |
| SSSavage Services Corporation- Coal Operation Stp | Saint Paul | VA | — | ◇ UNVERIFIED |
| SSSavage Services Corporation - Timber Operation | Saint Paul | VA | — | ◇ UNVERIFIED |
| SFSaw Finishing | Shipshewana | IN | — | ◇ UNVERIFIED |
| SFSawmill Furniture Company, INC. | Selmer | TN | — | ◇ UNVERIFIED |
| SVSawmill Valley Hardwoods INC | South Gibson | PA | — | ◇ UNVERIFIED |
| SHSchaller Hardwood Lumber Co-yard 2 | Poplar Bluff | MO | — | ◇ UNVERIFIED |
| SLSchroeder Lumber CO LLC | Baton Rouge | LA | — | ◇ UNVERIFIED |
| SLSchwaller Lumber CO INC | Hays | KS | — | ◇ UNVERIFIED |
| SLScotch Lumber Company | Fulton | AL | — | ◇ UNVERIFIED |
| SDScott Davis Chip Company, INC. | Brent | AL | — | ◇ UNVERIFIED |
| SDScott Davis Chip Company, INC. | Jacksons Gap | AL | — | ◇ UNVERIFIED |
| SCScottie Clnr/ Whitemarsh | Lafayette Hill | PA | — | ◇ UNVERIFIED |
| SWScott Wood Energy Incorporated | Amelia | VA | — | ◇ UNVERIFIED |
| SLSeaford Lumber Company | Mocksville | NC | — | ◇ UNVERIFIED |
| SLSeago Lumber Company | Mccomb | MS | — | ◇ UNVERIFIED |
| SMSealy Mattress | South Gate | CA | — | ◇ UNVERIFIED |
| SMSeaside Mulch INC | Galivants Ferry | SC | — | ◇ UNVERIFIED |
| SFSelect Farms LTD Paint Booth | Spokane | WA | — | ◇ UNVERIFIED |
| SFSelect Frame Shop INC | Biscoe | NC | — | ◇ UNVERIFIED |
| SHSelect Hardwoods | Millers Creek | NC | — | ◇ UNVERIFIED |
| SHSeneca Hardwood Lumber/cranberry | Cranberry | PA | — | ◇ UNVERIFIED |
| SMSeymour Manufacturing Company | Altamont | TN | — | ◇ UNVERIFIED |
| SCShamrock Cabinets INC | Jasper | IN | — | ◇ UNVERIFIED |
| SMSharp Model | Bruce Township | MI | — | ◇ UNVERIFIED |
| SSShenandoah Shutters | Richmond | VA | — | ◇ UNVERIFIED |
| SLShomaker Lumber Company, INC. | Mckenzie | TN | — | ◇ UNVERIFIED |
| SLShoun Lumber | Butler | TN | — | ◇ UNVERIFIED |
| SIShowood INC | Ecru | MS | — | ◇ UNVERIFIED |
| SLShuqualak Lumber Company Inc, Sawmill Division | Shuqualak | MS | — | ◇ UNVERIFIED |
 Sierra Pacific Industries | Central Valley | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Arcata | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Loyalton | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Quincy | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries (2042-rd) | Red Bluff | CA | — | ◇ UNVERIFIED |
| SBSilver Bay Logging Wrangell Sawmill | Wrangell | AK | — | ◇ UNVERIFIED |
| SWSimcoe Wood Products INC. | Cullman | AL | — | ◇ UNVERIFIED |
| STSimpson Timber CO Commencement Bay Opr | Tacoma | WA | — | ◇ UNVERIFIED |
| STSimpson Timber CO St Yd Sawmill 5 | Shelton | WA | — | ◇ UNVERIFIED |
| SBSims Bark Company INC | Brent | AL | — | ◇ UNVERIFIED |
| SMSingleton Mouldings | Breckenridge | TX | — | ◇ UNVERIFIED |
| SLSipe Lumber CO | Taylorsville | NC | — | ◇ UNVERIFIED |
| SKS & K Industries INC - Bldg #2 | Lexington | MO | — | ◇ UNVERIFIED |
| SLSkookum Lumber Plant | Shelton | WA | — | ◇ UNVERIFIED |
| SMSkyjack Mfg | Glendale | AZ | — | ◇ UNVERIFIED |
| SLSmallwood Lumber CO LLC | Frenchburg | KY | — | ◇ UNVERIFIED |
| SBSmith Brothers Lumber | Hartford | KY | — | ◇ UNVERIFIED |
| SCSmith Cabinet Works | Dyersville | IA | — | ◇ UNVERIFIED |
| SCSmith County | Forest | MS | — | ◇ UNVERIFIED |
| SFSmith Flooring INC | Winona | MO | — | ◇ UNVERIFIED |
| STSmith-turner Tie Company, LLC | Taylor | AR | — | ◇ UNVERIFIED |
| SHSnow Hill Chip Mill | Snow Hill | NC | — | ◇ UNVERIFIED |
| SSSoil Solutions CO. | Elkhart | IN | — | ◇ UNVERIFIED |
| SDSole Design Cabinetry | Red Boiling Springs | TN | — | ◇ UNVERIFIED |
| SSSol-pro/lilyblad Site | Tacoma | WA | — | ◇ UNVERIFIED |
| SWSomerset Wood Products in | Burnside | KY | — | ◇ UNVERIFIED |
| SCSonny Clnr/ Lower Gwynedd | Spring House | PA | — | ◇ UNVERIFIED |
| SRSonoco Reels | Hartselle | AL | — | ◇ UNVERIFIED |
| SSSorrells Sawmill | Sparkman | AR | — | ◇ UNVERIFIED |
| SCSouth Central Pallets, INC D/b/a Smith Pallet Company, INC | Hatfield | AR | — | ◇ UNVERIFIED |
| STSoutheastern Timber Products - Ackerman Mill | Ackerman | MS | — | ◇ UNVERIFIED |
| SWSouthern Wood Chips | Jasper | AL | — | ◇ UNVERIFIED |
| SSSouthport Sawmill | Coos Bay | OR | — | ◇ UNVERIFIED |
| SSSouthport Sawmill | North Bend | OR | — | ◇ UNVERIFIED |
| SLSouthside Lumber Company Incorporated | Emporia | VA | — | ◇ UNVERIFIED |
| SBSpann Brothers Lumber CO INC | White Bluff | TN | — | ◇ UNVERIFIED |
| SWSpecialized Wood Products | Elkhart | IN | — | ◇ UNVERIFIED |
| SHSpecialty Hardwoods of Indiana, INC. (nappanee Plant) | Nappanee | IN | — | ◇ UNVERIFIED |
| SWSpecified Woodworking Corporation | Laurel | MD | — | ◇ UNVERIFIED |
| SLSpencer Lumber LLC | Salem | MO | — | ◇ UNVERIFIED |
