| ACAllison Concrete Products, INC. | Stanberry | — | ◇ UNVERIFIED |
| ATAmerenue Taum Sauk Plant | Centerville | — | ◇ UNVERIFIED |
| ARAmerican Ready Mix-fenton | Saint Louis | — | ◇ UNVERIFIED |
| AMAristocrat Marble | North Kansas City | — | ◇ UNVERIFIED |
| ARArnold Ready Mix - Cedar Hill | Cedar Hill | — | ◇ UNVERIFIED |
| ARArnold Ready-mix (desoto) | De Soto | — | ◇ UNVERIFIED |
| BCBarbour Concrete Company | Independence | — | ◇ UNVERIFIED |
| BCBarry County Ready Mix Llc-cassville Plant | Cassville | — | ◇ UNVERIFIED |
| BCBarry County Ready Mix Llc-shell Knob Plant | Shell Knob | — | ◇ UNVERIFIED |
| BCBeco Concrete Products INC | Fulton | — | ◇ UNVERIFIED |
| BBBest Block - Bridgeton/st. Louis Mo Plant | Bridgeton | — | ◇ UNVERIFIED |
| BBBest Block - Jefferson City Plant | Jefferson City | — | ◇ UNVERIFIED |
| BBBest Block - Springfield, Mo Plant | Springfield | — | ◇ UNVERIFIED |
| BRBleigh Ready Mix Co-hannibal (b-1) | Hannibal | — | ◇ UNVERIFIED |
| BMBreckenridge Material Co-st Louis (plant 6) | Saint Louis | — | ◇ UNVERIFIED |
| BMBreckenridge Materials (mcclay) | Festus | — | ◇ UNVERIFIED |
| CCCameron Concrete-cameron | Cameron | — | ◇ UNVERIFIED |
| CCCentaur Concrete Co-chesterfield | Chesterfield | — | ◇ UNVERIFIED |
| CCCentury Concrete INC Belton Facility | Belton | — | ◇ UNVERIFIED |
| CCCeramo CO INC | Jackson | — | ◇ UNVERIFIED |
| CCCeramo CO Inc-jackson | Jackson | — | ◇ UNVERIFIED |
| CBChester Bross Construction CO. | Van Buren | — | ◇ UNVERIFIED |
| CRChillicothe Ready Mix | Chillicothe | — | ◇ UNVERIFIED |
| CCChristian County Concrete | Nixa | — | ◇ UNVERIFIED |
| CWCity Wide Construction Products, INC. | Ozark | — | ◇ UNVERIFIED |
| CCClarkson Construction Co-kansas City (87th Street) | Kansas City | — | ◇ UNVERIFIED |
| CBCon-agg Boone Quarries | Columbia | — | ◇ UNVERIFIED |
| CCConcrete CO of Springfield- Republic | Republic | — | ◇ UNVERIFIED |
| CCConcrete CO of the Ozarks- Branson East | Hollister | — | ◇ UNVERIFIED |
| CRConcrete Resources Inc-wentzville | Wentzville | — | ◇ UNVERIFIED |
| CCContinental Cement CO INC | Saint Louis | — | ◇ UNVERIFIED |
| CMCounty Materials Coporation INC. | Bonne Terre | — | ◇ UNVERIFIED |
 Cts Cement Manufacturing Corporation | Mexico | — | ◇ UNVERIFIED |
| DCDelta Concrete | Jackson | — | ◇ UNVERIFIED |
| DMDelta Marble | Fenton | — | ◇ UNVERIFIED |
| DHDoss & Harper Stone Co., INC. | Houston | — | ◇ UNVERIFIED |
| DCDurakast Concrete Products | Springfield | — | ◇ UNVERIFIED |
| EPEmc Plant 83 Moscow Mills | Moscow Mills | — | ◇ UNVERIFIED |
| EPEmc Plant 93 St. Robert | Saint Robert | — | ◇ UNVERIFIED |
| ESEmery Sapp & Sons INC. (port-0634) | Mine La Motte | — | ◇ UNVERIFIED |
| EGEmhart Glass Holding INC | Owensville | — | ◇ UNVERIFIED |
| EME & M Ready Mix and Precast | Gower | — | ◇ UNVERIFIED |
| EMEss Materials - Columbia | Millersburg | — | ◇ UNVERIFIED |
| FCFarmers Concrete CO INC | Jefferson City | — | ◇ UNVERIFIED |
| FCFischer Concrete Dba Warsaw Ready Mix | Warsaw | — | ◇ UNVERIFIED |
| FSFive Star Concrete | Maryland Heights | — | ◇ UNVERIFIED |
| FSFive Star Concrete-five Star Concrete | Saint Louis | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast - Independence | Independence | — | ◇ UNVERIFIED |
| FCFranklin County Concrete | Washington | — | ◇ UNVERIFIED |
| FCFranklin County Concrete - Washington Pl | Washington | — | ◇ UNVERIFIED |
