| SPSelma Pallet INC | Selma | CA | — | ◇ UNVERIFIED |
| SSSensation Spas, INC (diamante Spas) | Ontario | CA | — | ◇ UNVERIFIED |
| SASergio Arroyo, Dba San Jose Pallets | San Jose | CA | — | ◇ UNVERIFIED |
| SCSergio Colin & Sylvia Valdez Dba Sc Pallets | Modesto | CA | — | ◇ UNVERIFIED |
| SPSergio Preciado Zarate | Los Angeles | CA | — | ◇ UNVERIFIED |
| SPService Pallet, LLC | North Aurora | IL | — | ◇ UNVERIFIED |
| SMSexton Metalcraft Inc-raytown | Raytown | MO | — | ◇ UNVERIFIED |
| SLShade Lumber Company INC | Beaver Springs | PA | — | ◇ UNVERIFIED |
| SLShadybrook Lumber Products | North Plains | OR | — | ◇ UNVERIFIED |
| SKShady Knob Pallet CO. | Middlefield | OH | — | ◇ UNVERIFIED |
| SMShannon's Mfg., LLC | Granger | MO | — | ◇ UNVERIFIED |
| SMShastina Millwork INC | White City | OR | — | ◇ UNVERIFIED |
| STShaw's Tree Service | Jacksonville | FL | — | ◇ UNVERIFIED |
| SISheilas INC | Charleston | SC | — | ◇ UNVERIFIED |
| SISheltered Industries of the Meremac Valley, INC. | Washington | MO | — | ◇ UNVERIFIED |
| SWSheltered Workshops, INC. | Washington | MO | — | ◇ UNVERIFIED |
| SPShelton's Pallet Company | Oxford | PA | — | ◇ UNVERIFIED |
| SPShockley Pallet Company | Snow Hill | MD | — | ◇ UNVERIFIED |
| SShredcase | Indianapolis | IN | — | ◇ UNVERIFIED |
 Sierra Pacific Industries | Marysville | CA | — | ◇ UNVERIFIED |
| SPSierra Pallet INC. | Reno | NV | — | ◇ UNVERIFIED |
| SWSimcoe Wood Products INC. | Cullman | AL | — | ◇ UNVERIFIED |
| SISimpak International LLC | Louisville | KY | — | ◇ UNVERIFIED |
| SCSimpson County Wood Products CO | Franklin | KY | — | ◇ UNVERIFIED |
| SSSimpson Strong Tie (denver) | Denver | CO | — | ◇ UNVERIFIED |
| SESinomax East, INC. | La Vergne | TN | — | ◇ UNVERIFIED |
| SPSkidboy Pallets | Green Bay | WI | — | ◇ UNVERIFIED |
| SCSkids, Crates, & Pallets Incorporated | Hortonville | WI | — | ◇ UNVERIFIED |
| SPSk Pallet INC. | York | PA | — | ◇ UNVERIFIED |
| SLS & L Plastics Inc/nazareth Plt | Nazareth | PA | — | ◇ UNVERIFIED |
| SSSl Sawmill | Leroy | MI | — | ◇ UNVERIFIED |
| SCSmi CO. | Cresco | IA | — | ◇ UNVERIFIED |
| SSmico | Cresco | IA | — | ◇ UNVERIFIED |
| SPSmitty's Pallet Service | West Sacramento | CA | — | ◇ UNVERIFIED |
| SPS&m Products | Blakeslee | OH | — | ◇ UNVERIFIED |
| SSSmurfit Stone Container CORP | East Longmeadow | MA | — | ◇ UNVERIFIED |
| SNS & N Pallets, INC. | East Sparta | OH | — | ◇ UNVERIFIED |
| SPSnyder Paper Corporation | Hickory | NC | — | ◇ UNVERIFIED |
| SPSnyder Paper Corporation - Newton | Newton | NC | — | ◇ UNVERIFIED |
 Sonoco Products Company - Tiger Launch | Hartselle | AL | — | ◇ UNVERIFIED |
| SPSonoco Protective Solutions | Portland | IN | — | ◇ UNVERIFIED |
| SPSonoco Protective Solutions | Arlington Heights | IL | — | ◇ UNVERIFIED |
| SPSonoco Protective Solutions INC | Tupelo | MS | — | ◇ UNVERIFIED |
 Sonoco Protective Solutions, INC. | Butner | NC | — | ◇ UNVERIFIED |
| Sonoco Protective Solutions, INC. | Tullahoma | TN | — | ◇ UNVERIFIED |
| SRSonoco Reels | Hartselle | AL | — | ◇ UNVERIFIED |
| SPSonora Pallets | Los Angeles | CA | — | ◇ UNVERIFIED |
| SWSound Wood Properties LLC | Chehalis | WA | — | ◇ UNVERIFIED |
| SPSoutheast Pallet and Box | Montgomery | AL | — | ◇ UNVERIFIED |
| SPSoutheast Pallet Recycling CO | Louisville | KY | — | ◇ UNVERIFIED |
