| SRSteel Related Technology | Huger | SC | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SLStevenson-weir Lockhart | Union | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SSStevenson-weir Southern - Greenville Plant | Greenville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SFStone Forest Industries Orangeburg | Orangeburg | SC | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| SCStrick Corporation | Abbeville | SC | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| SCSumter Casket Company | Sumter | SC | Miscellaneous Manufacturing339995 | — | ◇ UNVERIFIED |
| SPSurface Products, INC | Piedmont | SC | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| SHSwisher Hygiene | Irmo | SC | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| SHSwisher Hygiene | Charleston | SC | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| SRS&w Ready Mix Concrete Company LLC | Clinton | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSws Con-e-co Plant | Blythewood | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCTamper Corporation | West Columbia | SC | Transportation Equipment Manufacturing336510 | — | ◇ UNVERIFIED |
| TPTaylor Pallets INC | Anderson | SC | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| TMTcm Mfg USA INC | West Columbia | SC | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| TGTechnetics Group Columbia | Columbia | SC | Miscellaneous Manufacturing339991 | — | ◇ UNVERIFIED |
| TSTechno Steel LLC | Darlington | SC | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| TPTegrant Property Holdings, LLC | Spartanburg | SC | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| TLTerex Light Contruction | Rock Hill | SC | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| TKThe King Company Incorporated | Bishopville | SC | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| TCThomas Concrete Charleston King St. | Charleston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Chester | Chester | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Conway West | Conway | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Gaston | Gaston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete - Little River | Little River | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of Carolina INC South Plant | Fort Mill | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC - Fountain Inn | Fountain Inn | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC – Greenville Plant | Greenville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Hopkins | Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Lexington | Lexington | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Moore Plant | Moore | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC North Myrtle Beach | Conway | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC - Okatie | Ridgeland | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Incorporated Seneca | Seneca | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Statewide | Ludowici | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina - Moonville Plant | Pelzer | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Spartanburg Plt | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Tissue Plant | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TBThrift Brothers Lumber CO. in C. | Westminster | SC | Wood Product Manufacturing321114 | — | ◇ UNVERIFIED |
| TCTindall Corp-sc Division | Fairforest | SC | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| TPToppan Packaging USA INC. | Hartsville | SC | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| TITriangle Ice CO. INC | Gaffney | SC | Beverage and Tobacco Product Manufacturing312113 | — | ◇ UNVERIFIED |
| TITriangle Ice Co:north Charleston-exempt | North Charleston | SC | Beverage and Tobacco Product Manufacturing312113 | — | ◇ UNVERIFIED |
| TTrico | Rock Hill | SC | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
| TSTru Simulation + Training | Goose Creek | SC | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| TITru-tech INC | Columbia | SC | Machinery Manufacturing333292 | — | ◇ UNVERIFIED |
| TTtx-hamburg | North Augusta | SC | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| TITuscarora INC - Closed | Spartanburg | SC | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| TETyco Electronics | Rock Hill | SC | Computer and Electronic Product Manufacturing334417 | — | ◇ UNVERIFIED |
| TPTyco Plastics Greenville | Greenville | SC | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| TPTyson Prepared Foods, Columbia Sc | Columbia | SC | Food Manufacturing311612 | — | ◇ UNVERIFIED |
