| NBNiederwald Batch Plant 1 | Niederwald | TX | — | ◐ LIKELY ACTIVE |
| NANorthwest Aggregates Snoqualmie | Snoqualmie | WA | — | ◐ LIKELY ACTIVE |
| NRNorthwest Ready-mix | Ocheyedan | IA | — | ◐ LIKELY ACTIVE |
| NANov Ameron | Anniston | AL | — | ◐ LIKELY ACTIVE |
| OAOkeechobee Asphalt/concrete Plant, Cw Roberts Contracting INC. | Okeechobee | FL | — | ◐ LIKELY ACTIVE |
| OAOldcastle Apg South, INC. | Auburndale | FL | — | ◐ LIKELY ACTIVE |
| OPOldcastle Precast | Ogden | UT | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group Dba Telluride Gravel | Telluride | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group INC Dba Four Corners | Pagosa Springs | CO | — | ◐ LIKELY ACTIVE |
| OSOldcastle Sw Group INC Dba United CO of | Paonia | CO | — | ◐ LIKELY ACTIVE |
| OROrgain Ready Mix Concrete Co., INC. | Clarksville | TN | — | ◐ LIKELY ACTIVE |
| OMOutback Materials | Friant | CA | — | ◐ LIKELY ACTIVE |
| OIOuzts-wilbert INC | Florence | SC | — | ◐ LIKELY ACTIVE |
| ODOxford Division of B and B Concrete Company INC | Oxford | MS | — | ◐ LIKELY ACTIVE |
| OBOzinga Brothers, INC. | New Buffalo | MI | — | ◐ LIKELY ACTIVE |
| PMPaw Materials, INC | Land O Lakes | FL | — | ◐ LIKELY ACTIVE |
| PJPenn Jersey Building Materials-pleasantville Plant (form:eastern Transit Mix) | Egg Harbor | NJ | — | ◐ LIKELY ACTIVE |
| PRPensacola Ready Mix USA | Gulf Breeze | FL | — | ◐ LIKELY ACTIVE |
| PRPhoenix Recycling | Ashland | VA | — | ◐ LIKELY ACTIVE |
| PBPine Belt Ready Mix, Glendale Avenue Plant | Hattiesburg | MS | — | ◐ LIKELY ACTIVE |
| PRPolitte Ready Mix-arcadia | Arcadia | MO | — | ◐ LIKELY ACTIVE |
| PRPowhatan Ready Mix - Flat Rock | Powhatan | VA | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials Ab Ready Mix - Daytona Cbp | Daytona Beach | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials Cbp-kissimmee | Kissimmee | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials - Fmm Blvd Facility | Jacksonville | FL | — | ◐ LIKELY ACTIVE |
| PMPreferred Materials - Spring Hill Facility | Spring Hill | FL | — | ◐ LIKELY ACTIVE |
| PIPro-mix INC. / Structural Prestressed Industries | Medley | FL | — | ◐ LIKELY ACTIVE |
| PIPump-crete Inc-winter Haven Facility | Winter Haven | FL | — | ◐ LIKELY ACTIVE |
| QRQuality Ready Mix Jurica Plant | Corpus Christi | TX | — | ◐ LIKELY ACTIVE |
| QRQuickcrete Ready Mix Plant | Medley | FL | — | ◐ LIKELY ACTIVE |
| QBQuikrete Birmingham, INC. | Birmingham | AL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials Llc-daytona Cbp | Daytona Beach | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC - Holder Batch Plant | Hernando | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC - Hudson Plant | Hudson | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC - Lake Wales Facility | Lake Wales | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC - Largo Facility | Largo | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC ? Palatka Cbp | Palatka | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, LLC - Poinciana Ready Mix | Poinciana | FL | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials LLC - Quikrete Ready Mix - Belle Chasse Plant | Belle Chasse | LA | — | ◐ LIKELY ACTIVE |
| QCQuikrete Construction Materials, Llc- St. Augustine Ready Mi | Saint Augustine | FL | — | ◐ LIKELY ACTIVE |
| QMQuikrete - Martinsville | Martinsville | VA | — | ◐ LIKELY ACTIVE |
| RSRbc Sand & Gravel INC. | Darby | MT | — | ◐ LIKELY ACTIVE |
| RMReady Mix Concrete, INC. | Sainte Genevieve, Township of | MO | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete CO | Lincoln | NE | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company | Kinston | NC | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company Garner Number 5 | Garner | NC | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company, Plant #9, Louisburg | Louisburg | NC | — | ◐ LIKELY ACTIVE |
| RMReady Mixed Concrete Company Wilson | Sims | NC | — | ◐ LIKELY ACTIVE |
| RMReady Mix Solutions LLC | Murphysboro | IL | — | ◐ LIKELY ACTIVE |
| RSReady-mix Solutions LLC | Carbondale | IL | — | ◐ LIKELY ACTIVE |