| CSClaxton Smith & Sons Concrete Company | Poca | WV | — | ◇ UNVERIFIED |
| CSClaxton Smith & Sons Concrete Company, West Charl | Charleston | WV | — | ◇ UNVERIFIED |
| CRClearlake Redi-mix/lakeport | Lakeport | CA | — | ◇ UNVERIFIED |
| CCClearwater Concrete INC | Ontario | OR | — | ◇ UNVERIFIED |
| CPCleburne Plant | Cleburne | TX | — | ◇ UNVERIFIED |
| CRCleveland Rmc Plant | Cleveland | TX | — | ◇ UNVERIFIED |
| CRClifton Ready Mix | Clifton | TX | — | ◇ UNVERIFIED |
| CRClinton Ready Mix (fische | Clinton | MO | — | ◇ UNVERIFIED |
| CCCloud Concrete Products | Lexington | KY | — | ◇ UNVERIFIED |
| CCClovis Concrete - 48 Cu Yd Concrete Batch Plant No0964 | Clovis | NM | — | ◇ UNVERIFIED |
| CPCmc Plant 5 - Ict | Wichita | KS | — | ◇ UNVERIFIED |
| CRCmc Recycling | Ocala | FL | — | ◇ UNVERIFIED |
| CCCoastal Cement CORP | Boston | MA | — | ◇ UNVERIFIED |
| CCCoastal Concrete Southeast Ii LLC | Charleston | SC | — | ◇ UNVERIFIED |
| CRCoastal Ready Mix Coden Csw | Coden | AL | — | ◇ UNVERIFIED |
| CCCoast Concrete Company, LLC | Palmetto | FL | — | ◇ UNVERIFIED |
| CMCoast Materials Company | Biloxi | MS | — | ◇ UNVERIFIED |
| CRCobra Ready Mix | Rialto | CA | — | ◇ UNVERIFIED |
| CPCode Precast Products INC | Shafter | CA | — | ◇ UNVERIFIED |
| CCCody Concrete Batch Plant (ct-1557) | Park | WY | — | ◇ UNVERIFIED |
| CCCody Concrete: Industrial Dra | Cody | WY | — | ◇ UNVERIFIED |
| CCColeman Conrete, INC. | Conway | NH | — | ◇ UNVERIFIED |
| CAColt Associates, LLC | Pinehurst | TX | — | ◇ UNVERIFIED |
| CCColt Concrete Industries | Pinehurst | TX | — | ◇ UNVERIFIED |
| CEComax Enterprises, INC. | Riverdale | IL | — | ◇ UNVERIFIED |
| CRCommercial Ready Mix - Ahoskie Sr 1130 | Ahoskie | NC | — | ◇ UNVERIFIED |
| CRCommunity Ready Mix of Beardstown INC | Beardstown | IL | — | ◇ UNVERIFIED |
| CRCommunity Ready Mix of Pittsfield INC | Pittsfield | IL | — | ◇ UNVERIFIED |
| CRConcord Ready Mix INC | Antioch | CA | — | ◇ UNVERIFIED |
| CAConcrete Aggregate Products - Weaverville | Weaverville | CA | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant | Jackson | WY | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-artesia, Gcp5-1707 | Artesia | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-carlsbad, Gcp5-6785 | Carlsbad | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-carrizozo, Gcp5-6747 | Carrizozo | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-eagle Ready Mix, Gcp5-3488 | Gamerco | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-3610 | Socorro | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant. Gcp5-4212 | Rio Rancho | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-8522 | Corona | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-8884 | Los Lunas | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-8978 | Happy Valley | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-9285 | Hobbs | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-9378 | Glencoe | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-9544 | Clovis | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-9553 | Belen | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-hobbs Plant, Gcp5-3595 | Hobbs | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-lea County, Gcp5-7701 | Hobbs | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-lordsburg Concrete, Gcp5-4162 | Lordsburg | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant No0674 | Blanco | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-no7, Gcp5-7756 | Santa Teresa | NM | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant-santa Teresa, Gcp5-7466 | Santa Teresa | NM | — | ◇ UNVERIFIED |