| MRMontgomery Road Readymix | San Antonio | TX | — | ◇ UNVERIFIED |
| MBMoore Batch Plant | Moore | OK | — | ◇ UNVERIFIED |
| MCMorgan Concrete - Athens 2 | Athens | GA | — | ◇ UNVERIFIED |
| MCMorgan Concrete CO. - Lavonia | Lavonia | GA | — | ◇ UNVERIFIED |
| MCMorgan Concrete Company | Westminster | SC | — | ◇ UNVERIFIED |
| MCMorgan Concrete CO. - Rabun Gap | Rabun Gap | GA | — | ◇ UNVERIFIED |
| MCMorgan Concrete CO. - Toccoa | Toccoa | GA | — | ◇ UNVERIFIED |
| MCMorgan Concrete - Demorest Plant | Demorest | GA | — | ◇ UNVERIFIED |
| MOMv Orange Rm | Orange | TX | — | ◇ UNVERIFIED |
| MPMykawa Plant | Houston | TX | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete | Moorpark | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete | Van Nuys | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete CO | Santa Clarita | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete CO | Los Angeles | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete CO | Irvine | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete CO . | Sun Valley | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mix Concrete CO. | Los Angeles | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mixed Concrete CO | Artesia | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mixed Concrete CO | Irwindale | CA | — | ◇ UNVERIFIED |
| NRNational Ready Mixed Concrete CO | Canoga Park | CA | — | ◇ UNVERIFIED |
| NRNavajo Refining Company, LLC - Lovington Refinery | Lovington | NM | — | ◇ UNVERIFIED |
| NINebco, INC. Dba-kearney Crete and Block CO. | Kearney | NE | — | ◇ UNVERIFIED |
| NRNevada Ready Mix | Las Vegas | NV | — | ◇ UNVERIFIED |
| NRNevada Ready Mix Lone Mountain | Las Vegas | NV | — | ◇ UNVERIFIED |
| NCNewington Concrete Corporation - Gainesville Plant | Gainesville | VA | — | ◇ UNVERIFIED |
| NPNissan Plant 10 | Smyrna | TN | — | ◇ UNVERIFIED |
| NMNorco Manufacturing Complex & Associated Facilities | Norco | LA | — | ◇ UNVERIFIED |
| NBNorth Broadway Batch Plant | Oklahoma City | OK | — | ◇ UNVERIFIED |
| NNorthfield-indianapolis | Indianapolis | IN | — | ◇ UNVERIFIED |
| NRNorth Regional Treatment Plant | Beaumont | TX | — | ◇ UNVERIFIED |
| NSNorth Salt Lake Batch Plant | Salt Lake City | UT | — | ◇ UNVERIFIED |
| NSNorth Storage Facility | Mont Belvieu | TX | — | ◇ UNVERIFIED |
| NCNucor CORP - Darlington Plant | Darlington | SC | — | ◇ UNVERIFIED |
| NNyack | Valley Cottage | NY | — | ◇ UNVERIFIED |
| OPOcean Point Terminals (fka Limetree) | Christiansted | VI | — | ◇ UNVERIFIED |
| OROconnor Ready Mix Plant 11 | San Antonio | TX | — | ◇ UNVERIFIED |
| OFOdessa Facility | Odessa | FL | — | ◇ UNVERIFIED |
| OAOldcastle Apg South, INC | Pensacola | FL | — | ◇ UNVERIFIED |
| OAOldcastle Architectural West INC | Austin | TX | — | ◇ UNVERIFIED |
| OAOldcastle Architectural West INC | Dallas | TX | — | ◇ UNVERIFIED |
| OAOldcastle Architectural West INC | Rosenberg | TX | — | ◇ UNVERIFIED |
| OIOldcastle Infrastructure | Platteville | CO | — | ◇ UNVERIFIED |
| OIOldcastle Infrastructure | Topeka | KS | — | ◇ UNVERIFIED |
 Oldcastle Infrastructure INC. | Fredericksburg | VA | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | North Fort Myers | FL | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | Medley | FL | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | Orlando | FL | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC - Concord | Concord | NC | — | ◇ UNVERIFIED |
| OPOldcastle Precast Incorported | Rehoboth | MA | — | ◇ UNVERIFIED |
| OPOrchard Park Plant | Orchard Park | NY | — | ◇ UNVERIFIED |
| OCOwatonna Construction CO - Masonry | Medford | MN | — | ◇ UNVERIFIED |
| OTOwens-corning Trumbull Asphalt Linnton Plant | Portland | OR | — | ◇ UNVERIFIED |
| OSOxford Sand Company Inc, Oxford Plant | Oxford | MS | — | ◇ UNVERIFIED |
| OROzark Ready Mix Kc - Kansas City, Kansas | Kansas City | KS | — | ◇ UNVERIFIED |
| OROzark Ready Mix Kc - Kansas City, Missouri | Kansas City | MO | — | ◇ UNVERIFIED |
| OROzark Ready Mix Kc - Olathe, Kansas | Olathe | KS | — | ◇ UNVERIFIED |
| OROzark Ready Mix - Osage Beach | Osage Beach | MO | — | ◇ UNVERIFIED |
| OROzark Ready Mix - Show Me Ready Mix | Lake Lotawana | MO | — | ◇ UNVERIFIED |
| OBOzinga Bros Inc-mccook Plant | Mccook | IL | — | ◇ UNVERIFIED |
| OBOzinga Brothers Ready Mix Concrete | Crown Point | IN | — | ◇ UNVERIFIED |
| OCOzinga Chicago Rmc INC | Chicago | IL | — | ◇ UNVERIFIED |
| OCOzinga Concrete Products | Sycamore | IL | — | ◇ UNVERIFIED |
| OIOzinga Illinois Rmc INC | Alsip | IL | — | ◇ UNVERIFIED |
| OIOzinga Illinois Rmc INC | Montgomery | IL | — | ◇ UNVERIFIED |
| OIOzinga Illinois Rmc INC | Plainfield | IL | — | ◇ UNVERIFIED |
| OIOzinga Illinois Rmc INC | Joliet | IL | — | ◇ UNVERIFIED |
| OIOzinga Illinois Rmc INC | Lemont | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix | Roscoe | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix-belvidere | Belvidere | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Carol Stream Plant | Carol Stream | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix-channahon | Channahon | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Company | Chicago | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Bremen | Bremen | IN | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Chinatown | Chicago | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete Desplaines Yard | Des Plaines | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Elkhart E | Elkhart | IN | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Evanston Yard | Evanston | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Gary | Gary | IN | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Concrete INC | South Elgin | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Concrete INC | Lake Bluff | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Concrete INC | Marengo | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix Concrete INC. - South Bend | South Bend | IN | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete -lisbon/sussex | Sussex | WI | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Mchenry | Mchenry | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Monee | Monee | IL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete - Oak Creek | Oak Creek | WI | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Concrete-wheatfield | Wheatfield | IN | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Davie | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix-deerfield Beach | Pompano Beach | FL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix-dekalb | Dekalb | IL | — | ◇ UNVERIFIED |
| OROzinga Ready Mix-golden Glades | Miami | FL | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Goshen | Goshen | IN | — | ◇ UNVERIFIED |
| OROzinga Ready-mix Miami 17th St | Miami | FL | — | ◇ UNVERIFIED |
| OWOzinga Waveland | Franklin Park | IL | — | ◇ UNVERIFIED |
| PBPacific Biodiesel | Keaau | HI | — | ◇ UNVERIFIED |
| PBPalmdale Batch Plant | Palmdale | CA | — | ◇ UNVERIFIED |
| PTPalomar Transit Mix CO | Escondido | CA | — | ◇ UNVERIFIED |
| PPParamount Petroleum Corporation Refinery | Paramount | CA | — | ◇ UNVERIFIED |
| PRParamount Ready Mix Concrete Plant 23 | Paramount | CA | — | ◇ UNVERIFIED |
| PHPar Hawaii Refining - Refinery | Kapolei | HI | — | ◇ UNVERIFIED |
