| KSKrm South, LLC - Plant 10 | Hardeeville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLane Construction Plant 23 | Florence | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LSLD Slims LLC | North Charleston | SC | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MCMarion Ceramics, Inc, | Marion | SC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| MRMaterials Research Group, LLC | Beaufort | SC | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| MCMst Concrete Products Incorporated | Central | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MSMultistone SC, Inc | North Charleston | SC | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| OAOldcastle Adams Products - Ridgeway | Ridgeway | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OMOpta Minerals | Hardeeville | SC | Nonmetallic Mineral Product Manufacturing327125 | — | ◇ UNVERIFIED |
| OROrangeburg Redi-mix Concrete | Orangeburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OROrangeburg Redi-mix Concrete INC Bamberg Plant | Bamberg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OROrangeburg Redi-mix Concrete INC Harleyville | Harleyville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PPPalmetto Precast, INC. | Columbia | SC | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| PVPalmetto Vermiculite | Woodruff | SC | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| PCPatriot Concrete Project Emerald Plant #1 | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PRPatriot Ready Mixed Concrete Plant 3 | Anderson | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PCPiedmont Concrete Products INC - Spartanburg Plant | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RDReal Deal Countertops, LLC | Summerville | SC | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RVReal Value | Columbia | SC | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SCSmith Columbia Corporation | Hopkins | SC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SCSmiths Concrete Products Incorporated | Bishopville | SC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| SCSoutheastern Clay CO | Aiken | SC | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| SLSoutheastern Laboratory Apparatus | North Augusta | SC | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| SSSrm - Summerville #708 | Summerville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCStandard Corporation Jones Lane | Lugoff | SC | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| SSStevenson-weir Southern - Clinton Plant | Clinton | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SSStevenson-weir Southern - Spartanburg Plant | Wellford | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SLStonequarters LLC | Sumter | SC | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SMSuperior Mobile Concrete LLC | Piedmont | SC | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| TTechniseal | West Columbia | SC | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| TCThomas Concrete - Columbia | Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Cowpens | Cowpens | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete - Florence | Florence | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Fountain Inn | Fountain Inn | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete - Myrtle Beach | Conway | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete - North Charleston | North Charleston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of Sc - Greenville Plant | Greenville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC - Powdersville | Piedmont | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC - Spartanburg New Cut | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina - Newberry Plant | Newberry | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Upstate Portable Plant 01 | Spartanburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete - Rock Hill | Rock Hill | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| UMUniversal Mayan Arts Corporation | Ocean Drive | SC | Nonmetallic Mineral Product Manufacturing327122 | — | ◇ UNVERIFIED |
| UPUpstate Precast LLC | Pelzer | SC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| VSVan Smith Concrete CO Plant #2 | Charleston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| VTVan Trust Portable | Roebuck | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WPWalker Portable | Anderson | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WRWhite Research & Development INC | Irmo | SC | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| WCWiggins Concrete CO INC Estill | Estill | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ZCZachry Construction Kpi Pugmill 415356 | Lexington | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
