| RFRenewable Fibers INC | Fort Lupton Area | CO | — | ◇ UNVERIFIED |
| RFResolute Forest Products/talladega Chip Mill | Alpine | AL | — | ◇ UNVERIFIED |
| RLRex Lumber | Acton | MA | — | ◇ UNVERIFIED |
| RLRiddle Laminators and Co-gen Ii | Riddle | OR | — | ◇ UNVERIFIED |
| RCRiley Creek Sandpoint Planermill Site | Sandpoint | ID | — | ◇ UNVERIFIED |
| RHRiverside Hardwoods, LLC | Fulton | MS | — | ◇ UNVERIFIED |
| RARives and Reynolds Lumber Company Inc, Louisville Sawmill | Louisville | MS | — | ◇ UNVERIFIED |
| RARives and Reynolds Lumber Company, Kosciusko Sawmill | Kosciusko | MS | — | ◇ 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 |
| 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 |
| RFRsg Forest Products Molalla Division | Molalla | OR | — | ◇ UNVERIFIED |
| SLSantiam Lumber | Lebanon | OR | — | ◇ 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 |
| 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 |
| SHSeneca Hardwood Lumber/cranberry | Cranberry | PA | — | ◇ UNVERIFIED |
| SMSeymour Manufacturing Company | Altamont | TN | — | ◇ UNVERIFIED |
| SCShamrock Cabinets INC | Jasper | IN | — | ◇ UNVERIFIED |
| SLShomaker Lumber Company, INC. | Mckenzie | TN | — | ◇ UNVERIFIED |
| SLShoun Lumber | Butler | TN | — | ◇ UNVERIFIED |
| SLShuqualak Lumber Company Inc, Sawmill Division | Shuqualak | MS | — | ◇ UNVERIFIED |
 Sierra Pacific Industries | Central Valley | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Quincy | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Loyalton | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries | Arcata | CA | — | ◇ UNVERIFIED |
| Sierra Pacific Industries (2042-rd) | Red Bluff | CA | — | ◇ UNVERIFIED |
| SBSilver Bay Logging Wrangell Sawmill | Wrangell | AK | — | ◇ UNVERIFIED |
| STSimpson Timber CO Commencement Bay Opr | Tacoma | WA | — | ◇ UNVERIFIED |
| STSimpson Timber CO St Yd Sawmill 5 | Shelton | WA | — | ◇ UNVERIFIED |
| SLSipe Lumber CO | Taylorsville | NC | — | ◇ UNVERIFIED |
| SKS & K Industries INC - Bldg #2 | Lexington | MO | — | ◇ UNVERIFIED |
