| NMNCAM Monarch Mountain | Tulelake | CA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| NINebco INC | Lincoln | NE | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| NCNew Castle Plant | New Castle | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| NCNitterhouse Concrete Products | Chambersburg | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| NMNitterhouse Masonry Products | Chambersburg | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| NMNitterhouse Masonry Products- GS | Chambersburg | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| NMNorth Metro | East Bethel | MN | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| OQOKC Quikrete | Oklahoma City | OK | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| OCOld Covington Highway Facility | Conyers | GA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| OPOlson Precast of Arizona | Phoenix | AZ | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| OQORL Quikrete | Kissimmee | FL | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| OQOrnamentacion Quintana, INC | Dorado | PR | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
Outdoor Creations Inc. - LOC 01 | Anderson | CA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
Outdoor Creations, Inc. - LOC 03 | Anderson | CA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| PMPaceast Management Group, LLC | Charleston | SC | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PAP&D Architectural Precast Inc. | La Grange | NC | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PQPDX Quikrete | NE Aurora | OR | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PLPete Lien & Sons Rapid City Central Mix | Rapid City | SD | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| PCPhlp Cst | Pedricktown | NJ | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| PWPHXM Western Aggregates | Buckeye | AZ | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PQPIT Quikrete | Latrobe | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| P1plant 1 | Canal Fulton | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| P2Plant 2 | East Earl | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| P3Plant 30 | Hudson | NH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| P4Plant 4 | Lebanon | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PPplanta pilotes | Sabana Seca | PR | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PQPNS Quikrete | Milton | FL | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PMPocatello Memorial Monuments | Pocatello | ID | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PTPolymer-wood Technologies, INC. | Dallas | TX | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PPPower Precast Products CORP | Rio Grande | PR | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PSPrecast Specialties Corp | Abington | MA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrecast Systems LLC | Greencastle | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| POPrefabricados Orama LLC | Arecibo | PR | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PPPremier Precast Products | Ironton | OH | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| POPrestressed - Ozark | Ozark | MO | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| PSPrestressed - Springfield | Springfield | MO | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrestress Services Industries, LLC | Columbus | OH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrestress Services Transportation | Decatur | IN | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PEProcess Engineered Equipment Co | Corpus Christi | TX | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| PCProVia Cherry Ridge Facility | Sugarcreek | OH | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| QCQuad Cities Concrete Products, LLC | Milan | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| QCQuality Concrete Products | Commerce | TX | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| RORandall Offsite Construction | Apopka | FL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| RMRedondo Manufacturing | Converse | TX | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| REReinforced Earth US Corporate Office | Ashburn | VA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| RPReliance Precast Systems | Dacono | CO | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| RRidgeway | Ridgeway | SC | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| RRifle | Rifle | CO | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
Riverside Manufacturing Facility | Riverside | CA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| RCRoberts - CMC | Roberts | WI | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |