| FSFlorida Stucco Corporation | Boca Raton | FL | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| FPFoley Products Company Fort Myers Precast | Fort Myers | FL | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| FPF-s Prestress LLC | Hattiesburg | MS | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| GPGeoquest Precast Plant - Labelle | Fort Denaud | FL | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| GQGJT Quikrete | Grand Junction | CO | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| GHGs Harris CO INC | Ogden | UT | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| GCGulf Coast Pre-stress Partners, LTD | Pass Christian | MS | Nonmetallic Mineral Product Manufacturing327332 | 100-499 | ◐ LIKELY ACTIVE |
| HMHargrove Manufacturing | Sand Springs | OK | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| HPHawkeye Pedershaab Concrete Technologies, INC | Mediapolis | IA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| HSHog Slat INC | Universal | IN | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| HFHouston Facility | Houston | TX | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| HFHouston Facility | Houston | TX | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| HCHuffcutt Concrete, INC. | Chippewa Falls | WI | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| ISIkard Septic Manufacturing and Sales | Harvest | AL | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| IIImperial Industries Premix Marbletite Manufacturing | Winter Springs | FL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| JMJackson, MS Wilbert Burial Vault Company | Jackson | MS | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| JWJosten Wilbert Vault CO | Kearney | NE | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| KGKing George Plant | King George | VA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| KPKnights Precast INC | Summerville | SC | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| LPLbv Prof Svc Llc/montoursville Boro Crem | Montoursville | PA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| LPLindsay Precast INC. | Franklinton | NC | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| LPLindsay Precast SC | Rock Hill | SC | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| LALombard Architectural Precast Products Company | Alsip | IL | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| LPLowe Precast, INC. | Waco | TX | Nonmetallic Mineral Product Manufacturing327331 | — | ◐ LIKELY ACTIVE |
Mack Industries of Bluffton | Bluffton | OH | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| MCMasters Concrete Products | Kingsley | PA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| MMMemorial Monuments Meridian | Meridian | ID | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| MSMid State Concrete Products LLC | Santa Maria | CA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| MCMid-States Concrete Industries | South Beloit | IL | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| MCMitchell Concrete Specialties, LLC | Alabaster | AL | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| MEMPC Enterprises Inc | Mount Pleasant | IA | Nonmetallic Mineral Product Manufacturing327390 | 100-499 | ◐ LIKELY ACTIVE |
| OAOldcastle Apg South, INC. | Franklin | TN | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| OBOldcastle Building Envelope | Fremont | CA | Nonmetallic Mineral Product Manufacturing327215 | 100-499 | ◐ LIKELY ACTIVE |
| OPOldcastle Precast INC | South Bethlehem | NY | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PPPhoenix Precast Products | Concord | NH | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PCPrecast Concrete LLC | Fife | WA | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| PTPrecast Terrazzo Enterprises INC | Raleigh | NC | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PCPrestressed Concrete Construction, LLC | Newton | KS | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| RORail One USA CORP | Clinton | IA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
Richards-wilbert INC - Roanoke Valley | Salem | VA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| RMRinker Materials Concrete Pipe Division | Whitestown | IN | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| RCRocla Concrete Tie Inc-Pueblo | Pueblo | CO | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| RSRoyal Stone LLC | Williamston | MI | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| SCScranton Craftsmen Incorporated | Throop | PA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| SQSFO Quikrete | Fremont | CA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| SCShope Concrete LLC | Puyallup | WA | Nonmetallic Mineral Product Manufacturing327332 | — | ◐ LIKELY ACTIVE |
| SASika Albuquerque | Albuquerque | NM | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| SMSJB Masonry - Precast | Willmar | MN | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
Smith-Midland Corporation (South Carolina) | Hopkins | SC | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| SPSoutheastern Pipe & Precast INC | Cantonment | FL | Nonmetallic Mineral Product Manufacturing327332 | — | ◐ LIKELY ACTIVE |