| JPJersey Precast | Trenton | NJ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| JRJ & R Concrete Products INC | Perris | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| JRJ & R Slaw Precast Plant | Lehighton | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| KCKirkpatrick Concrete,inc. | Bessemer | AL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| LVLawrenceburg Vault Company | Lawrenceburg | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| LRLittle Rock Wilbert Burial Vault CO. | Alexander | AR | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| LWLone Wolf Enterprises-lone Wolf Enterprises | Kansas City | MO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| LCLower County Recycling CO | Erial | NJ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MCMack Concrete, LLC | Mount Vernon | OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MMMandan / Monarch Products / Ust | Mandan | ND | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
 Meadow Burke, LLC. | Tampa | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MVMercer Vault Company | Fredericksburg | VA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MLMetromont LLC - Richmond Plant | Richmond | VA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MPMetromont Prestress Company | Charlotte | NC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MHMid Hudson Concrete | Cold Spring | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MIMinnick Illinois LLC | Joliet | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MCMitchell Concrete INC. | Mitchell | SD | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MCMolin Concrete Products CO | Lino Lakes | MN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MPMonarch Precast Concrete CORP | Allentown | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MMonierlifetile | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NFNatl Fuel Gas Supply/knox Station | Brookville | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NVNebraska Vault INC | Columbus | NE | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NCNitterhouse Concrete Precast Plt | Chambersburg | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NPNortheast Precast CORP | Millville | NJ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NINorthern Il Wilbert Vault CO INC | Belvidere | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NMNorthfield Mundelein Plant | Mundelein | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NMNorth Marina Ameron Hulbert | Everett | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NINorthwest Illinois Construction CO | Rock Falls | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NCNorthwind Concrete Products CO | Posen | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NCNorthwind Concrete Products CO | South Beloit | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| NVNorwalk Vault CO | Bridgeport | CT | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OAOldcastle Apg Company, Great Lakes | Cincinnati | OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OCOldcastle - Crested Butte Rmc Plant | Crested Butte Area | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | Manchester | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OPOldcastle Precast INC | Bartow | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OSOldcastle Sw Group- Port Concrete Plant | Gunnison | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| OPOmega Products International, INC. | Commerce City | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPacific Cast Stone | Lincoln | NE | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PRPai Ready Mix LLC - Many Plant | Many | LA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPParamount Precast Design INC | Sun Valley | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PAPcr Aquisitions Dba Campania Intl Inc/quakertown | Quakertown | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| POPece of Mind Environmental - Concrete Crusher Yard | Orlando | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PWPenn-mar Wilbert | York | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PFPgh Flexicore/donora Plt | Donora | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSPhilip Services Hawaii LTD | Kapolei | HI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PWPitsch Wrecking CO. - Concrete Recycling Plant | Walker | MI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPitt Concrete Products INC | Trinity | AL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPrecision Packaging INC | Jackson | MS | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPrestressed Concrete | Newton | KS | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PEPrestress Engineering CO | Blackstone | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
