| SBSouth Bend Modern Molding INC | Mishawaka | IN | — | ◇ UNVERIFIED |
| SCSouth Carolina Plastics LLC | Fountain Inn | SC | — | ◇ UNVERIFIED |
| SCSouth Central Fs | Effingham | IL | — | ◇ UNVERIFIED |
| SCSouth Central Fs INC | Saint Peter | IL | — | ◇ UNVERIFIED |
| SCSouth Central Precision Machine, CORP | Richfield | UT | — | ◇ UNVERIFIED |
| SCSouth County Muffler | Morgan Hill | CA | — | ◇ UNVERIFIED |
| SCSouth County Sheet Metal & Specialties INC | La Pine | OR | — | ◇ UNVERIFIED |
| SDSoutheastern Dock Systems | Athens | AL | — | ◇ UNVERIFIED |
| SESoutheastern Engineering Sales INC | Colonial Heights | VA | — | ◇ UNVERIFIED |
| SMSoutheastern Metal Fabricator | Rockland | MA | — | ◇ UNVERIFIED |
| SMSoutheastern Metal Products LLC | Charlotte | NC | — | ◇ UNVERIFIED |
| SSSoutheastern Sign Company INC | Brandon | MS | — | ◇ UNVERIFIED |
| SFSouth-east Fabricators INC. | Rocky Mount | NC | — | ◇ UNVERIFIED |
| SBSouthern Bus & Mobility | Breese | IL | — | ◇ UNVERIFIED |
| SCSouthern Carbide, INC. | Shreveport | LA | — | ◇ UNVERIFIED |
| SCSouthern Custom Fabrication | Carencro | LA | — | ◇ UNVERIFIED |
| SDSouthern Diversified Industries | Baldwyn | MS | — | ◇ UNVERIFIED |
| SESouthern Enterprises of Southeast Louisiana, INC. | Ponchatoula | LA | — | ◇ UNVERIFIED |
| SESouthern Exhibits, INC. | Orlando | FL | — | ◇ UNVERIFIED |
| SESouthern Exhibits, INC. | Orlando | FL | — | ◇ UNVERIFIED |
 Southern Fabricators, INC. | Polkton | NC | — | ◇ UNVERIFIED |
| SISouthern Illinois Clean Energy Center | Herrin | IL | — | ◇ UNVERIFIED |
| SISouthern Illinois Materials | Mount Vernon | IL | — | ◇ UNVERIFIED |
| SISouthern Illinois Storm Shelters | Buckner | IL | — | ◇ UNVERIFIED |
| SISouthern Industrial Metal Fabricators INC | Smyrna | GA | — | ◇ UNVERIFIED |
| SMSouthern Machine and Tool, Inc. | Georgetown | SC | — | ◇ UNVERIFIED |
| SMSouthern Marble Manufacturing INC. | Ocala | FL | — | ◇ UNVERIFIED |
| SMSouthern Metal Restoration Company, LLC | Newnan | GA | — | ◇ UNVERIFIED |
| SMSouthern Mfg CO | Lake Arthur | LA | — | ◇ UNVERIFIED |
| SNSouthern Nut 'n Tree Equipment | Goldthwaite | TX | — | ◇ UNVERIFIED |
| SPSouthern Pacific Transportation CO | Fairmont City | IL | — | ◇ UNVERIFIED |
| SPSouthern Perfection Fabrication Holdings, INC. | Byron | GA | — | ◇ UNVERIFIED |
| SRSouthern Rust Furniture LLC | Monroe | NC | — | ◇ UNVERIFIED |
| SSSouthern Sheet Metal, INC. | Suffolk | VA | — | ◇ UNVERIFIED |
| SSSouthern Sign Crafters, INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| SSSouthern Signs INC | Knoxville | TN | — | ◇ UNVERIFIED |
| SSSouthern Specialties CORP | Tulsa | OK | — | ◇ UNVERIFIED |
| SSSouthern Steel - Wire Incorporated | Madison | NC | — | ◇ UNVERIFIED |
| SVSouthern Vac, LLC | Grand Prairie | TX | — | ◇ UNVERIFIED |
| SWSouthern Walls | Corpus Christi | TX | — | ◇ UNVERIFIED |
| SFSouth Florida Sign Factory LLC | Tamarac | FL | — | ◇ UNVERIFIED |
| SFSouth Florida Signs - Kendall LLC | Miami | FL | — | ◇ UNVERIFIED |
| SFSouth Fork Industries, Inc. | Lebanon | OR | — | ◇ UNVERIFIED |
| SFSouth Fulton Machine Works, INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| SGSouth Georgia Metal Works | Eatonton | GA | — | ◇ UNVERIFIED |
| SSSouthlake Signs Tampa, Inc. | Odessa | FL | — | ◇ UNVERIFIED |
| SCSouth-land Carbon Products, INC. | Birmingham | AL | — | ◇ UNVERIFIED |
| SMSouthland Manufacturing INC | Douglasville | GA | — | ◇ UNVERIFIED |
| SSSouthland Signs | Pasadena | TX | — | ◇ UNVERIFIED |
| SLSouthline - Lpgs Tanforan LLC | South San Francisco | CA | — | ◇ UNVERIFIED |
| SMSouth Machine Shop | Brownsville | TX | — | ◇ UNVERIFIED |
| SMSouth Main Mart | Rockford | IL | — | ◇ UNVERIFIED |
| SMSouth Metro Wire Edm INC | Shakopee | MN | — | ◇ UNVERIFIED |
| SLSouthpack, LLC | New Britain | CT | — | ◇ UNVERIFIED |
| SPSouth Plains Steel, INC. | Lubbock | TX | — | ◇ UNVERIFIED |
| SSSouthside Shell | Ottawa | IL | — | ◇ UNVERIFIED |
| SSSouthside Sign & Fencing | Saint Paul | MN | — | ◇ UNVERIFIED |
| SSSouth Suburban Aviation | Frankfort | IL | — | ◇ UNVERIFIED |
| STSouth Texas Sheet Metal LLC | Houston | TX | — | ◇ UNVERIFIED |
| STSouth Thomson Oil | Thomson | IL | — | ◇ UNVERIFIED |
| SMSouthwark Metal | Southaven | MS | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing CO. | Fremont | NE | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing Company | Powdersville | SC | — | ◇ UNVERIFIED |
| SASouthwest Airlines CO | Chicago | IL | — | ◇ UNVERIFIED |
| SASouthwest Area High School | Chicago | IL | — | ◇ UNVERIFIED |
| SCSouthwest Christian School-maint Dept | Oak Lawn | IL | — | ◇ UNVERIFIED |
| SESouthwest Engineering Company | Oklahoma City | OK | — | ◇ UNVERIFIED |
| SCSouthwestern Creations LLC | South West City | MO | — | ◇ UNVERIFIED |
| SPSouthwestern Packaging & Seals | Shreveport | LA | — | ◇ UNVERIFIED |
| SWSouthwestern Wire Cloth, INC. | Broken Arrow | OK | — | ◇ UNVERIFIED |
| SVSouthwest Valve, INC. | Gonzales | LA | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Thornton | IL | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Fairview Heights | IL | — | ◇ UNVERIFIED |
| SRSouthwind Ras LLC | Urbana | IL | — | ◇ UNVERIFIED |
| SCSouthwire Company | Carrollton | GA | — | ◇ UNVERIFIED |
| SMSouthwire Mineral Wells-plant | Mineral Wells | TX | — | ◇ UNVERIFIED |
| SCSouthwood Corporation | Charlotte | NC | — | ◇ UNVERIFIED |
| SFSouthwood Furn CORP - Southampton | Hickory | NC | — | ◇ UNVERIFIED |
| SSovema | Saint Louis | MO | — | ◇ UNVERIFIED |
| SCSoy City Sock Co., INC. | Monticello | IL | — | ◇ UNVERIFIED |
| SESoy Essentials, LLC | Redmond | OR | — | ◇ UNVERIFIED |
| SCSpaid Corporation, INC. | Pittsburgh | PA | — | ◇ UNVERIFIED |
| SFSpanish Fork Metals | Spanish Fork | UT | — | ◇ UNVERIFIED |
| SISpan-o-matic INC | Brea | CA | — | ◇ UNVERIFIED |
| SSSpare Skid Plate | Aurora | CO | — | ◇ UNVERIFIED |
| SESparkman Enterprises LLC | Tucson | AZ | — | ◇ UNVERIFIED |
| SSSpark Signs & Graphics LLC | Mars | PA | — | ◇ UNVERIFIED |
| SDSparrow Development CORP | Morris | IL | — | ◇ UNVERIFIED |
| SISparrow Industries INC | Morris | IL | — | ◇ UNVERIFIED |
 Spartan Machine LLC | Oak Ridge North | TX | — | ◇ UNVERIFIED |
| SSSpartan Steel LLC | Pocatello | ID | — | ◇ UNVERIFIED |
| SSpartech | Kohler | WI | — | ◇ UNVERIFIED |
| SFSpatz Fiberglass Products | New Castle | DE | — | ◇ UNVERIFIED |
| SBSpec Built Systems INC | Chula Vista | CA | — | ◇ UNVERIFIED |
| SCSpecial Contractors | Galveston | TX | — | ◇ UNVERIFIED |
| SFSpecial Fleet Service | Harrisonburg | VA | — | ◇ UNVERIFIED |
| SBSpeciality Bar Products Company | Blairsville | PA | — | ◇ UNVERIFIED |
| SMSpeciality Manufacturing | Nazareth | PA | — | ◇ UNVERIFIED |
| SESpecialized Engineering, LLC | Stockton | CA | — | ◇ UNVERIFIED |
| SFSpecialized Fabrication & Machine INC | Eugene | OR | — | ◇ UNVERIFIED |
