| TCThomas Concrete of South Carolina INC Hopkins | Columbia | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Lexington | Lexington | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Moore Plant | Moore | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC North Myrtle Beach | Conway | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC - Okatie | Ridgeland | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Incorporated Seneca | Seneca | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Statewide | Ludowici | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina - Moonville Plant | Pelzer | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Spartanburg Plt | Spartanburg | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina Tissue Plant | Spartanburg | — | ◇ UNVERIFIED |
| TSTru Simulation + Training | Goose Creek | — | ◇ UNVERIFIED |
| VSVan Smith Block Company LLC | Summerville | — | ◇ UNVERIFIED |
| VSVan Smith Block Plant | Summerville | — | ◇ UNVERIFIED |
| VSVan Smith Concrete:#2 | Charleston | — | ◇ UNVERIFIED |
| VSVan Smith Concrete:#3 | Mt Pleasant | — | ◇ UNVERIFIED |
| VSVan Smith Concrete:#4 | Johns Island | — | ◇ UNVERIFIED |
| VSVan Smith Concrete CO Jedburg Plant | Summerville | — | ◇ UNVERIFIED |
| VSVan Smith Concrete CO Plant #5 | Goose Creek | — | ◇ UNVERIFIED |
| WSWarden & Smith INC Bennettsville | Bennettsville | — | ◇ UNVERIFIED |
| WSWarden & Smith INC Pageland | Pageland | — | ◇ UNVERIFIED |
| WCWebb Concrete Company INC | Barnwell | — | ◇ UNVERIFIED |
| WCWiggins Concrete:hampton | Hampton | — | ◇ UNVERIFIED |
| ZCZachry Construction CORP Bp 519022 | Houston | — | ◇ UNVERIFIED |
| ZCZachry Construction Corporation Cbp #34-0120 | Lexington | — | ◇ UNVERIFIED |
| ZZupan&smith:powderville | Powdersville | — | ◇ UNVERIFIED |
| 3S374 - Summerville | Summerville | 20–99 | ◐ LIKELY ACTIVE |
| 3C388 - Conway | Conway | 20–99 | ◐ LIKELY ACTIVE |
| ACAPG Cowpens DM | Cowpens | 20–99 | ◐ LIKELY ACTIVE |
| BGBlasch Global Solutions | Beaufort | 1–19 | ◐ LIKELY ACTIVE |
| CTCAEP Tremron | Bowman | 20–99 | ◐ LIKELY ACTIVE |
| CSCoronado Stone Products | Simpsonville | 20–99 | ◐ LIKELY ACTIVE |
| CCCP&P Charleston Pipe | North Charleston | 20–99 | ◐ LIKELY ACTIVE |
| CSCP&P Summerville | Summerville | 20–99 | ◐ LIKELY ACTIVE |
| GGreenville | Greenville | 20–99 | ◐ LIKELY ACTIVE |
| GOGreenville Offices | Greenville | 100–499 | ◐ LIKELY ACTIVE |
| ICIKO Chester Mat Tech | Chester | 20–99 | ◐ LIKELY ACTIVE |
| MRMYRCP Rinker Materials | Myrtle Beach | 1–19 | ◐ LIKELY ACTIVE |
| OCOwens Corning | Starr | 100–499 | ◐ LIKELY ACTIVE |
| PRP13 Rock Hill | Rock Hill | 1–19 | ◐ LIKELY ACTIVE |
| PCPort City Concrete- Hollywood | Hollywood | 1–19 | ◐ LIKELY ACTIVE |
| PCPort City Concrete- Jedburg | Summerville | 20–99 | ◐ LIKELY ACTIVE |
| PCPort City Concrete- Ladson | Ladson | 1–19 | ◐ LIKELY ACTIVE |
| PCPort City Concrete- Mobile 3 | North Charleston | 1–19 | ◐ LIKELY ACTIVE |
| QGQuality Glass Fabrication Inc. | Manning | 20–99 | ◐ LIKELY ACTIVE |
| RRidgeway | Ridgeway | 20–99 | ◐ LIKELY ACTIVE |
| SCSEK Corporation / Rodgers | Piedmont | 1–19 | ◐ LIKELY ACTIVE |
| SPSOPAKCO - Packaging | Mullins | 100–499 | ◐ LIKELY ACTIVE |
| SCSouth Carolina Myrtle Beach 161 Gardner Lacy Rd | Myrtle Beach | 1–19 | ◐ LIKELY ACTIVE |
| SCSouth Carolina Piedmont 502 Matrix Pkwy | Piedmont | 1–19 | ◐ LIKELY ACTIVE |
| SCSouth Carolina West Columbia 302 Little Brooke Lane | West Columbia | 1–19 | ◐ LIKELY ACTIVE |