| PPPeaks Precast LLC | Buena Vista | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPelkowski Precast CORP | Kings Park | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPerformance Plus Products LLC | Aliso Viejo | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PFPeri Formwork Systems INC. | Elkridge | MD | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PTPersonal Touch Stone | Moss Point | MS | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PGPeters Gunite Materials | Modesto | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPeterson Concrete Septic Tanks & Storm Shelters | Pottsville | AR | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPeterson Concrete Tank CO | Clinton | AR | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PBPetrillo Bros INC | Franklin | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPhoenix Precast Products, Inc. | Phoenix | AZ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PRPioneer Roofing Tile INC | Fontana | CA | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| PVPlatte Valley Precast, INC. | Columbus | NE | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPlum Creek Precast Company | Littleton | CO | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PUPlycem USA LLC - Allura (roaring River Facility) | North Wilkesboro | NC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PGPly Gem Industries, INC. | Middleburg | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PGPly Gem Speciality Products LLC | Olathe | KS | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPompili Precast Concrete | Cleveland | OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPope Concrete Products, INC. | Waycross | GA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPre-cast Concrete Step Co., INC. | New Orleans | LA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PIPrecast Incorporated | Honolulu | HI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSPre-cast Specialties, LLC | Fort Pierce | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPrecision Precast Concrete Corp | Arverne | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPrecon Corporation | Panama City | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPre-con Products | Palmdale | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSPrestressed Slabs INC | East St Louis | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSPrestress Services Industries of Tn, LLC | Memphis | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSPrestress Systems | Fort Myers | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PSProject Staffing, INC. | Topsham | ME | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PIProplants, INC. | Phoenix | AZ | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PTPro Tec International | Osprey | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPP&s Paving, INC. | Daytona Beach | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PLPulsar, LLC | La Vergne | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PIPyramid Industries LLC | Kihei | HI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PPPyramid Precast INC | Rialto | CA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QCQuad Cities Concrete Products, LLC | Milan | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QSQuality Stone Veneer, INC. | Benson | NC | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QVQuality Vaults & Monuments, INC. | Ocoee | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QWQuality Way Products | Holly | MI | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QVQualty Vaults & Monuments, INC. | Ocoee | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QQuikrete | Lackawanna | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QQuikrete-chicago | Elburn | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QCQuikrete - Connecticut INC. | Wauregan | CT | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QKQuikrete - Kentucky | Louisville | KY | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QWQuincy Wilbert Vault CO | Quincy | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| QBQuintal Burial Vaults, INC | Dighton | MA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RPRabers Precast Products | Cambridge | OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RURail.one USA CORP. | Clinton | IA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RCRas Concrete Construction, INC. | Naples | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RLRcss Llc, Dba Redondo Manufacturing | San Antonio | TX | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| RSRedbay Sand Company INC | Ponce De Leon | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
