| QCQuikrete - Carolina Plant | West Columbia | SC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RCRc Construction CO INC | Charleston | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete #84 Florence-closed | Florence | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete #85 Marion | Marion | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO | Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO Portable Plt | Georgetown | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RRReflective Recycling of Sc LLC | Pacolet | SC | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| RCRichtex Corporation Ninety Six Plant 9 | Ninety Six | SC | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| RCRinker Columbia Pipe | Columbia | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RMRinker Myrtle Beach Pipe | Aynor | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SSScotts Sierra:travelers Rest-closed | Travelers Rest | SC | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| SPSc Prestress Kingstree | Kingstree | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SPSc Prestress Lakecity | Lake City | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SPSite Prep INC of Nc | Gaston | SC | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| SPSite Prep INC of Nc | Orangeburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSouth Carolina Prestress CORP | Florence | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SASrm Aiken Plant | Aiken | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SBSrm - Bluffton #344 | Bluffton | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SGSrm Georgetown Plant | Georgetown | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SGSrm Georgetown Plant | Georgetown | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SMSrm Myrtle Beach Plant | Myrtle Beach | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SRSrm Ridgeland Plant | Ridgeland | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SLStevenson-weir Lockhart | Union | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SSStevenson-weir Southern - Greenville Plant | Greenville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SLS&w Little River Plant | Little River | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SRS&w Ready Mix Concrete Company LLC | Clinton | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSws Concrete-clover Plant | Clover | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSws Concrete-richburg Plant | Richburg | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSws Concrete-rock Hill Plant | Rock Hill | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete | Fort Mill | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThomas Concrete Anderson | Anderson | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ 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 |
| TCTindall Corp-sc Division | Fairforest | SC | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
