| VMVulcan Materials:columbia Quarry | Columbia | — | ◐ LIKELY ACTIVE |
| AWArcher Western Construction | Chapin | — | ◐ LIKELY ACTIVE |
| CCCarolina Concrete Newberry | Newberry | — | ◐ LIKELY ACTIVE |
| CSConcrete Supply CO LLC - Cherry Hill | Charleston | — | ◐ LIKELY ACTIVE |
| CSConcrete Supply CO LLC - Hwy 101 | Greer | — | ◐ LIKELY ACTIVE |
| GRGlasscock Ready Mix Concrete LLC - Plant 2 Broad Street | Sumter | — | ◐ LIKELY ACTIVE |
| GCGossett Concrete Pipe | Greenville | — | ◐ LIKELY ACTIVE |
| GCGsp Concrete LLC | Duncan | — | ◐ LIKELY ACTIVE |
| HAHanson Aggregates Southeast Incorporated Anderson Quarry | Anderson | — | ◐ LIKELY ACTIVE |
| HCHarper Company | Hebron | — | ◐ LIKELY ACTIVE |
| JCJ&s Concrete Number 1 Old | Lancaster | — | ◐ LIKELY ACTIVE |
| KRKnight's Redi-mix (jedburg Facility) | Summerville | — | ◐ LIKELY ACTIVE |
| LPLongleaf Packaging | Holly Hill | — | ◐ LIKELY ACTIVE |
| MPMaclean Power Systems York | York | — | ◐ LIKELY ACTIVE |
| MAMarathon Abrasive Company INC | Chester | — | ◐ LIKELY ACTIVE |
Mississippi Lime Company - Chester Plant | Chester | — | ◐ LIKELY ACTIVE |
| OIOuzts-wilbert INC | Florence | — | ◐ LIKELY ACTIVE |
| PMParthenon Marble Products INC | Greenville | — | ◐ LIKELY ACTIVE |
| PCPiedmont Concrete Products Incorporated Duncan | Duncan | — | ◐ LIKELY ACTIVE |
| SLSrm Little River Plant | Little River | — | ◐ LIKELY ACTIVE |
| SCSummers Concrete Contracting INC | Valdosta | — | ◐ LIKELY ACTIVE |
| SCSws Con-e-co Plant | Blythewood | — | ◐ LIKELY ACTIVE |
| TUTrebol USA LLC | Andrews | — | ◐ LIKELY ACTIVE |
| USU S Silica - Columbia Plant | West Columbia | — | ◐ LIKELY ACTIVE |
| VSVan Smith Block Plant | Summerville | — | ◐ LIKELY ACTIVE |
| VCVulcan Const Mat LP Anderson Quarry | Anderson | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Material Limited Partnership Pacolet Quarry | Pacolet | — | ◐ LIKELY ACTIVE |
| AAAdams an Oldcastle Company - Greenville Sc | Greenville | — | ◇ UNVERIFIED |
| ACAdams Cowpens Dm | Gaffney | — | ◇ UNVERIFIED |
| ARAdams Ridgeway | Ridgeway | — | ◇ UNVERIFIED |
| AJA J Equipment Company Duncan | Duncan | — | ◇ UNVERIFIED |
| ACAmerican Concrete INC. | Aiken | — | ◇ UNVERIFIED |
| AAApac Atlantic INC Myrtle Beach Plt #603 | Myrtle Beach | — | ◇ UNVERIFIED |
| ACApac Carolina INC Winyah Plant #617 | Murrells Inlet | — | ◇ UNVERIFIED |
| AJArgos Jackson Sc Concrete Plant | Jackson | — | ◇ UNVERIFIED |
| ANArgos North Charleston Concrete Plant | North Charleston | — | ◇ UNVERIFIED |
| ASArgos Summerville Concrete Plant | Summerville | — | ◇ UNVERIFIED |
| AUArgos USA LLC Dillon Concrete Plant | Dillon | — | ◇ UNVERIFIED |
| AUArgos USA LLC - Ne Columbia Concrete Plt | Columbia | — | ◇ UNVERIFIED |
| ARAugusta Ready Mix INC | Johnston | — | ◇ UNVERIFIED |
| ARAugusta Ready Mix - Plant 6 | Aiken | — | ◇ UNVERIFIED |
| BRBenton Ready Mix INC | Myrtle Beach | — | ◇ UNVERIFIED |
| BRBluedot Readi Mix Rock Hill | Rock Hill | — | ◇ UNVERIFIED |
| BBluffton #344 | Bluffton | — | ◇ UNVERIFIED |
| BZBlythe Zachry Jv - Batch Plant 2 | Gaffney | — | ◇ UNVERIFIED |
| BBBoral Bricks Inc:lexington | Lexington | — | ◇ UNVERIFIED |
| BBBoral Bricks:van Wyck | Van Wyck | — | ◇ UNVERIFIED |
| BDBurgess Do It Center Sumter | Sumter | — | ◇ UNVERIFIED |
| CCCapital Concrete CO Elgin | Elgin | — | ◇ UNVERIFIED |
| CCCapital Concrete CO Gaston | Gaston | — | ◇ UNVERIFIED |