 S.l. Munson & Company INC. | Columbia | — | ● ACTIVE |
| CCCarolina Ceramics | Columbia | — | ◐ LIKELY ACTIVE |
| CJChina Jushi USA Corporation | Columbia | 100–499 | ◐ LIKELY ACTIVE |
| CSConcrete Supply CO LLC Blythewood | Blythewood | — | ◐ LIKELY ACTIVE |
| DNDimas North America | Columbia | — | ◐ LIKELY ACTIVE |
| HBHanson Brick Columbia Plant | Columbia | — | ◐ LIKELY ACTIVE |
| AUArgos USA LLC Columbia Concrete Plant | Columbia | — | ◇ UNVERIFIED |
| GSGeneral Shale Brick, INC. Plant 14 Dba Watsontown Brick | Columbia | — | ◐ LIKELY ACTIVE |
 Smith-Midland Corporation (South Carolina) | Hopkins | 20–99 | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Products Columbia | Columbia | 1–19 | ◐ LIKELY ACTIVE |
| VMVulcan Materials:columbia Quarry | Columbia | — | ◐ LIKELY ACTIVE |
| AUArgos USA LLC - Ne Columbia Concrete Plt | Columbia | — | ◇ UNVERIFIED |
| CCCapital Concrete CO Elgin | Elgin | — | ◇ UNVERIFIED |
| CCCoastal Concrete:columbia | Columbia | — | ◇ UNVERIFIED |
| CSConcrete Supply CO - Downtown | Columbia | — | ◇ UNVERIFIED |
| CSConcrete Supply CO LLC | Columbia | — | ◇ UNVERIFIED |
| CSConcrete Supply CO LLC - Rabon Road | Columbia | — | ◇ UNVERIFIED |
| CSConcrete Supply CO LLC - Taylor Street | Columbia | — | ◇ UNVERIFIED |
| HCHardaway Concrete CO INC Plt 10 | Irmo | — | ◇ UNVERIFIED |
| HCHardaway Concrete Company Columbia Plant #2 | Columbia | — | ◇ UNVERIFIED |
| KRKnights Redi-mix Midlands LLC Plant 6 Blythewood | Blythewood | — | ◇ UNVERIFIED |
| KMKrm Midlands LLC Irmo Plant 7 | Irmo | — | ◇ UNVERIFIED |
| KMKrm Midlands, Llc-plant 3 | Columbia | — | ◇ UNVERIFIED |
| RMReady Mixed Concrete CO | Columbia | — | ◇ UNVERIFIED |
| RCRinker Columbia Pipe | Columbia | — | ◇ UNVERIFIED |
| TCThomas Concrete of South Carolina INC Hopkins | Columbia | — | ◇ UNVERIFIED |
| CRCAECP Rinker Materials | Columbia | 20–99 | ◐ LIKELY ACTIVE |
| WBWatsontown Brick Columbia | Columbia | 20–99 | ◐ LIKELY ACTIVE |
| ANArgos Ne Columbia Concrete Plant | Columbia | — | ◇ UNVERIFIED |
| CECarolina Eastern INC | Columbia | — | ◇ UNVERIFIED |
| KMKrm Midlands-llc-plant 6 | Blythewood | — | ◇ UNVERIFIED |
| PPPalmetto Precast, INC. | Columbia | — | ◇ UNVERIFIED |
| RVReal Value | Columbia | — | ◇ UNVERIFIED |
| SCSmith Columbia Corporation | Hopkins | — | ◇ UNVERIFIED |
| TCThomas Concrete - Columbia | Columbia | — | ◇ UNVERIFIED |
| WRWhite Research & Development INC | Irmo | — | ◇ UNVERIFIED |
