 Sonoco Products Company - Tiger Launch | Hartselle | AL | — | ◇ UNVERIFIED |
| SRSonoco Reels | Hartselle | AL | — | ◇ UNVERIFIED |
| SPSonora Pallets | Los Angeles | CA | — | ◇ UNVERIFIED |
| SWSound Wood Properties LLC | Chehalis | WA | — | ◇ UNVERIFIED |
| SLSouthbound Lumber, LLC | Bainbridge | OH | — | ◇ UNVERIFIED |
| SRSouthbridge Recycling & Disposal Park | Southbridge | MA | — | ◇ UNVERIFIED |
| SHSoutheastern Hardwoods, Inc. | Swannanoa | NC | — | ◇ UNVERIFIED |
| SPSoutheast Pallet and Box | Montgomery | AL | — | ◇ UNVERIFIED |
| SPSoutheast Pallet Recycling CO | Louisville | KY | — | ◇ UNVERIFIED |
| SWSoutheast Wood Products INC. Dba Ramer Wood Products | Ramer | TN | — | ◇ UNVERIFIED |
| SCSouthern California Crating, INC. Dba S.c. Crates | Orange | CA | — | ◇ UNVERIFIED |
| SCSouthern Crates, INC. | Pine Mt Valley | GA | — | ◇ UNVERIFIED |
| SFSouthern Forest Products | Appalachia | VA | — | ◇ UNVERIFIED |
| SFSouthern Forest Products LLC | Hiltons | VA | — | ◇ UNVERIFIED |
| SISouthern Indiana Sawmill LLC | Greenville | IN | — | ◇ UNVERIFIED |
| SLSouthern Lumber Company | Quaker City | OH | — | ◇ UNVERIFIED |
| SMSouthern Milling & Lumber, INC | Lakeland | FL | — | ◇ UNVERIFIED |
| SMSouthern Moulding LLC | Kennesaw | GA | — | ◇ UNVERIFIED |
| SNSouthern New Hampshire Fire Wood, LLC | Hudson | NH | — | ◇ UNVERIFIED |
| SOSouthern Ohio Lumber LLC | Milladore | WI | — | ◇ UNVERIFIED |
| SPSouthern Packaging Solutions, INC. | Adel | GA | — | ◇ UNVERIFIED |
| SPSouthern Pine and Timber Company, INC. | Lithia | FL | — | ◇ UNVERIFIED |
| SPSouthern Pyle Lumber LLC | New Canton | VA | — | ◇ UNVERIFIED |
| SSSouthern Sawn Lumber Company, LLC | Savannah | GA | — | ◇ UNVERIFIED |
| STSouthern Timber Extracts Manufacturing Co., INC. | Prichard | AL | — | ◇ UNVERIFIED |
| STSouthern Timber Products LLC | Ruther Glen | VA | — | ◇ UNVERIFIED |
| SWSouthern Wood Chips | Jasper | AL | — | ◇ UNVERIFIED |
| SWSouthern Wood Suppliers, INC. | Oglethorpe | GA | — | ◇ UNVERIFIED |
| SWSouthern Wood Works of Gray, LLC | Gray | GA | — | ◇ UNVERIFIED |
| SFSouth Florida Grading INC | Port Saint Lucie | FL | — | ◇ UNVERIFIED |
| SFSouth Florida Shavings CO. | Lake Worth | FL | — | ◇ UNVERIFIED |
| SMSouthland Manufacturing CO INC | Bowling Green | KY | — | ◇ UNVERIFIED |
| SPSouthland Pallet Company | Eutaw | AL | — | ◇ UNVERIFIED |
| SWSouthland Wood Recycling, L.l.c. | Valdosta | GA | — | ◇ UNVERIFIED |
| SSSouthport Sawmill | Coos Bay | OR | — | ◇ UNVERIFIED |
| SSSouthport Sawmill | North Bend | OR | — | ◇ UNVERIFIED |
| SLSouthside Lumber Company Incorporated | Emporia | VA | — | ◇ UNVERIFIED |
| SPSouthside Pallets, LLC | Memphis | TN | — | ◇ UNVERIFIED |
| STSouth Texas Pallets | Alamo | TX | — | ◇ UNVERIFIED |
| SPSouthwest Pallets INC | Marshall | MN | — | ◇ UNVERIFIED |
| SRSouthwest Renewable Brown Street Mill | Snowflake | AZ | — | ◇ UNVERIFIED |
| SLSouthwood Lumber & Pallet INC | Orrville | OH | — | ◇ UNVERIFIED |
| SSSovereign Services, INC. | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SMSpace Manufacturers Corporation | Geneva | NY | — | ◇ UNVERIFIED |
| SBSpann Brothers Lumber CO INC | White Bluff | TN | — | ◇ UNVERIFIED |
| SPSpeciality Pallets and Crates, LLC | Boyceville | WI | — | ◇ UNVERIFIED |
| SMSpecialized Milling Corporation | Fontana | CA | — | ◇ UNVERIFIED |
| SWSpecialized Wood Products | Elkhart | IN | — | ◇ UNVERIFIED |
| SPSpecial Packaging, INC. Dba Palleton of Iowa | Osceola | IA | — | ◇ UNVERIFIED |
| SBSpecialty Beams, LLC | Heron | MT | — | ◇ UNVERIFIED |
