| QCQuikrete Construction Materials, LLC - Quikrete Ready Mix-frenchman Plant | New Orleans | LA | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials, Llc-sr 630 Ready Mix Plant | Mulberry | FL | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials, LLC ? Starke | Starke | FL | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials, LLC - St Petersburg Plant | Saint Petersburg | FL | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials Llc-taft | Orlando | FL | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials, Llc-tarpon Springs Facility | Tarpon Springs | FL | — | ◇ UNVERIFIED |
| QCQuikrete Construction Materials, LLC ? Yulee | Yulee | FL | — | ◇ UNVERIFIED |
| QHQuikrete - Hagerstown, Md Plant | Hagerstown | MD | — | ◇ UNVERIFIED |
| QJQuikrete - Jacksonville, Fl Plant | Jacksonville | FL | — | ◇ UNVERIFIED |
| QKQuikrete - Kansas City 2 Plant | Kansas City | MO | — | ◇ UNVERIFIED |
| QKQuikrete - Kissimmee, Fl Plant | Kissimmee | FL | — | ◇ UNVERIFIED |
| QLQuikrete - Las Vegas, Nv Plant | North Las Vegas | NV | — | ◇ UNVERIFIED |
| QOQuikrete of New Orleans | Harahan | LA | — | ◇ UNVERIFIED |
| QOQuikrete - Oklahoma City, Ok Plant | Oklahoma City | OK | — | ◇ UNVERIFIED |
| QPQuikrete - Pittsburgh, Pa Plant | Latrobe | PA | — | ◇ UNVERIFIED |
| QPQuikrete - Porterville, Ca Plant | Porterville | CA | — | ◇ UNVERIFIED |
| QPQuikrete - Pounding Mill | Pounding Mill | VA | — | ◇ UNVERIFIED |
| QRQuincy Ready Mix INC | Quincy | IL | — | ◇ UNVERIFIED |
| RAR. A. Cummings, INC. | Westbrook | ME | — | ◇ UNVERIFIED |
| RCRahns Concrete Batch Plant | Rahns | PA | — | ◇ UNVERIFIED |
| RBRaineri Building Materials-eureka | Eureka | MO | — | ◇ UNVERIFIED |
| RBRaineri Building Materials-raineri Building Materials | Saint Louis | MO | — | ◇ UNVERIFIED |
| RPRainsville Plant | Rainsville | AL | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Keasbey | NJ | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Jackson Twp | NJ | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Egg Harbor Twp | NJ | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Eatontown | NJ | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Trenton | NJ | — | ◇ UNVERIFIED |
| RCRalph Clayton & Sons | Cookstown | NJ | — | ◇ UNVERIFIED |
| RLRamirez Lane Concrete Batch Plant | Austin | TX | — | ◇ UNVERIFIED |
| RRRandall Ready Mix LLC - Forest City | Forest City | IA | — | ◇ UNVERIFIED |
| RRRandall Ready Mix LLC - Manly | Manly | IA | — | ◇ UNVERIFIED |
| RRRanger Redi-mix | Woodstock | IL | — | ◇ UNVERIFIED |
| RRRapid Ready Mix Dba CO Materials Concret | Colorado Springs | CO | — | ◇ UNVERIFIED |
| RMRaptor Materials - Plant 4 Erie | Erie | CO | — | ◇ UNVERIFIED |
| RRR.a. Ruud & Son, INC. - Haysville | Haysville | KS | — | ◇ UNVERIFIED |
| RRRatliff Ready Mix Ennis Plant 20 | Ennis | TX | — | ◇ UNVERIFIED |
| RRRatliff Ready Mix Plant 7 | Belton | TX | — | ◇ UNVERIFIED |
| RRRatliff Ready-mix Whitney Plant P3 | Whitney | TX | — | ◇ UNVERIFIED |
| RCRazorback Concrete 113 | Jonesboro | AR | — | ◇ UNVERIFIED |
| RCRazorback Concrete 119 | Osceola | AR | — | ◇ UNVERIFIED |
| RCRazorback Concrete - Brs Portable Site | Osceola | AR | — | ◇ UNVERIFIED |
| RCRc Construction CO INC | Charleston | SC | — | ◇ UNVERIFIED |
| RCR. Chapman Construction Harmston Pit | Roosevelt | UT | — | ◇ UNVERIFIED |
| RCRea Contracting, LLC 0140 Concrete Plant | Salisbury | NC | — | ◇ UNVERIFIED |
| RMReady Mix Concrete INC | Corbin | KY | — | ◇ UNVERIFIED |
| RMReady Mix Concrete INC - Monticello | Monticello | KY | — | ◇ UNVERIFIED |
| RMReady Mix Concrete INC - North Lexington | Lexington | KY | — | ◇ UNVERIFIED |
| RMReady Mix Concrete INC - Somerset | Somerset | KY | — | ◇ UNVERIFIED |
| RMReady Mix Concrete Inc-ste Genevieve Plant | Ste. Genevieve | MO | — | ◇ UNVERIFIED |