| SMSnappy Manufacturing | Medina | NY | — | ◇ UNVERIFIED |
| SCSnapware CORP | Mira Loma | CA | — | ◇ UNVERIFIED |
| SMSnell Manufacturing, LLC | Cottontown | TN | — | ◇ UNVERIFIED |
| SVSnell Ventures, LLC | Bradford | TN | — | ◇ UNVERIFIED |
| SSSnodgrass Sheet Metal | Lanett | AL | — | ◇ UNVERIFIED |
| SISnyder Ind INC. | Philippi | WV | — | ◇ UNVERIFIED |
| SISnyder Industries | Lincoln | NE | — | ◇ UNVERIFIED |
| SISnyder Industries | Houston | TX | — | ◇ UNVERIFIED |
| SISnyder Industries INC | Chowchilla | CA | — | ◇ UNVERIFIED |
| SSSo-cal Structural Steel Fabrication INC | Marina Del Rey | CA | — | ◇ UNVERIFIED |
| SISoelzer, INC Dba Firestone Fabricators | Signal Hill | CA | — | ◇ UNVERIFIED |
| SSoftiron | Newark | CA | — | ◇ UNVERIFIED |
| SLSoft-lite LLC | Streetsboro | OH | — | ◇ UNVERIFIED |
| SPSolar Plastics INC | Delano | MN | — | ◇ UNVERIFIED |
| SFSolid Form Fabrication INC | Mcminnville | OR | — | ◇ UNVERIFIED |
| SCSolo Cup CO | Wheeling | IL | — | ◇ UNVERIFIED |
| SCSolo Cup CO | Highland Park | IL | — | ◇ UNVERIFIED |
| SCSolo Cup Operating CORP | Urbana | IL | — | ◇ UNVERIFIED |
| SVSolomon Ventures LLC | Ooltewah | TN | — | ◇ UNVERIFIED |
| STSol-Pak Thermoforming Inc., a California | Vernon | CA | — | ◇ UNVERIFIED |
| SDSolution Dyed Technologies, INC. | Dalton | GA | — | ◇ UNVERIFIED |
| SSSolutions Sheetmetal Inc. | Brooklyn | NY | — | ◇ UNVERIFIED |
| SFSomerville Fabricators, INC | Mineral Wells | WV | — | ◇ UNVERIFIED |
| SSSonne Steel INC | Smithfield | KY | — | ◇ UNVERIFIED |
| SSSonne Steel INC. | Smithfield | KY | — | ◇ UNVERIFIED |
| SCSonoco Crellin | Frankfort | IN | — | ◇ UNVERIFIED |
| SPSonoco Plant City Expansion | Plant City | FL | — | ◇ UNVERIFIED |
| SPSonoco Plastics, INC. | Chatham | NY | — | ◇ UNVERIFIED |
 Sonoco Products Company - Forest City Plant | Forest City | NC | — | ◇ UNVERIFIED |
| SPSonoco Protective Solutions, INC | Putnam | CT | — | ◇ UNVERIFIED |
| SSSopris Steel Construction, Inc. | New Castle | CO | — | ◇ UNVERIFIED |
| SVSound View Plastics, LLC | Westbrook | CT | — | ◇ UNVERIFIED |
| SASousa and Demayo INC | North Attleboro | MA | — | ◇ UNVERIFIED |
| SASouth Anna Stair and Rail Company INC | Ashland | VA | — | ◇ UNVERIFIED |
| SBSouth Bay Marble INC | San Carlos | CA | — | ◇ UNVERIFIED |
| SSSouthbridge Sheet Metal | Southbridge | MA | — | ◇ UNVERIFIED |
| SCSouth Carolina Plastics LLC | Fountain Inn | SC | — | ◇ UNVERIFIED |
| SCSouth Central Steel Inc. | Harpersville | AL | — | ◇ UNVERIFIED |
| SCSouth Coast Commercial | San Diego | CA | — | ◇ UNVERIFIED |
| SCSouth County Sheet Metal & Specialties INC | La Pine | OR | — | ◇ UNVERIFIED |
| SCSouth County Steel, INC. | West Kingston | RI | — | ◇ UNVERIFIED |
| SCSoutheastern Container | Gautier | MS | — | ◇ UNVERIFIED |
| SMSoutheastern Metal Products LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| SMSoutheastern Metals | Jacksonville | FL | — | ◇ UNVERIFIED |
| SSSoutheastern Stud & Components, INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| STSoutheastern Tool & Die | Aberdeen | NC | — | ◇ UNVERIFIED |
| SUSoutheastern Unipole INC | Bowling Green | KY | — | ◇ UNVERIFIED |
| SFSoutheast Fabricating, INC. | Cape Girardeau | MO | — | ◇ UNVERIFIED |
| SMSoutheast Mechanical Contractors | West Park | FL | — | ◇ UNVERIFIED |
| SBSouthern Boiler Service INC. | Lakeland | FL | — | ◇ UNVERIFIED |
| SDSouthern Diversified Industries | Baldwyn | MS | — | ◇ UNVERIFIED |
| SESouthern Energy Homes, INC. | Lynn | AL | — | ◇ UNVERIFIED |
| SFSouthern Fabrication Contractors LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
 Southern Fabricators, INC. | Polkton | NC | — | ◇ UNVERIFIED |
| SFSouthern Fab & Supports, INC. | Conroe | TX | — | ◇ UNVERIFIED |
| SISouthern Illinois Storm Shelters | Buckner | IL | — | ◇ UNVERIFIED |
| SISouthern Industrial Metal Fabricators INC | Smyrna | GA | — | ◇ UNVERIFIED |
| SMSouthern Marble Manufacturing INC. | Ocala | FL | — | ◇ UNVERIFIED |
| SMSouthern Marble Mfg INC | Ocala | FL | — | ◇ UNVERIFIED |
| SMSouthern Metal Products CO INC | Louisville | KY | — | ◇ UNVERIFIED |
| SMSouthern Metals Company of Mississippi INC | Laurel | MS | — | ◇ UNVERIFIED |
| SMSouthern Mfg CO | Lake Arthur | LA | — | ◇ UNVERIFIED |
| SNSouthern Nevada Welding, INC. | Las Vegas | NV | — | ◇ UNVERIFIED |
| SRSouthern Rail and Company, INC. | Fort Walton Beach | FL | — | ◇ UNVERIFIED |
| SRSouthern Rigging and Erection of Louisburg, Incorp | Cary | NC | — | ◇ UNVERIFIED |
| SSSouthern Sheet Metal, INC. | Suffolk | VA | — | ◇ UNVERIFIED |
| SSSouthern Specialties CORP | Tulsa | OK | — | ◇ UNVERIFIED |
| SSSouthern Steel Comapny Limited Liability Company | Charlotte | NC | — | ◇ UNVERIFIED |
| SSSouthern Structural Steel, INC. | Chesapeake | VA | — | ◇ UNVERIFIED |
| SSSouthern Structural Steel Incorporated | Smithfield | VA | — | ◇ UNVERIFIED |
| SSSouthern Structural Steel of Fl, INC | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| SWSouthern Walls | Corpus Christi | TX | — | ◇ UNVERIFIED |
| SFSouth Florida Aluminum INC. | Lake Worth | FL | — | ◇ UNVERIFIED |
| SGSouth Grays Harbor Timber Reso | Shelton | WA | — | ◇ UNVERIFIED |
| SFSouthland Fabricators, LLC | Walker | LA | — | ◇ UNVERIFIED |
| SLSouthland Log Homes Incorporated | Saluda | SC | — | ◇ UNVERIFIED |
| SLSouthpack, LLC | New Britain | CT | — | ◇ UNVERIFIED |
| SSSouth Shore Iron Works | Chicago | IL | — | ◇ UNVERIFIED |
| SSSouth Sligo Compressor Station | Sligo | LA | — | ◇ UNVERIFIED |
| STSouth Texas Sheet Metal LLC | Houston | TX | — | ◇ UNVERIFIED |
| STSouth Texas Steel Service Company LLC | Victoria | TX | — | ◇ UNVERIFIED |
| SVSouth Valley Mfg | Springfield | MO | — | ◇ UNVERIFIED |
| SMSouthwark Metal | Southaven | MS | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing Company | Powdersville | SC | — | ◇ UNVERIFIED |
| SHSouthwestern Hollow Metal | Raton | NM | — | ◇ UNVERIFIED |
| SPSouthwestern Packaging & Seals | Shreveport | LA | — | ◇ UNVERIFIED |
| SFSouthwest Fabricators | Hugo | OK | — | ◇ UNVERIFIED |
| SSSouthwest Steel Fabrication LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| SSSouthwest Steel, Llc, a Nevada Limited Liability Company | El Mirage | AZ | — | ◇ UNVERIFIED |
| SMSouthwire Mineral Wells-plant | Mineral Wells | TX | — | ◇ UNVERIFIED |
| SISpacesonic INC | Union City | CA | — | ◇ UNVERIFIED |
| SWSpanier Welding & Metal Fabrication INC | Paynesville | MN | — | ◇ UNVERIFIED |
| SISpan-o-matic INC | Brea | CA | — | ◇ UNVERIFIED |
| SMSparhawk Metals, INC. | Lockwood | NV | — | ◇ UNVERIFIED |
| SSpartech | Kohler | WI | — | ◇ UNVERIFIED |
| SFSpatz Fiberglass Products | New Castle | DE | — | ◇ UNVERIFIED |
| S5Spec 5 Steel INC | San Jose | CA | — | ◇ UNVERIFIED |
| SISpecht Industries,inc | Santa Clarita | CA | — | ◇ UNVERIFIED |
| SESpecialized Engineering, LLC | Stockton | CA | — | ◇ UNVERIFIED |
| SWSpecialized Welders | Torrance | CA | — | ◇ UNVERIFIED |
