| TCTexas Carrollton Crescent Circle | Carrollton | TX | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| TETexas EI Paso Founders Boulevard | EI Paso | TX | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| THTexas Houston Bluff Point Drive | Houston | TX | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| TSTexas Schertz Lookout Road | Schertz | TX | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| TMthe marble factory inc | Elizabeth | NJ | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| TETHERM-O-ROCK EAST, INC.- Donora Plant | Donora | PA | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| TThlcp | Gretna | FL | Nonmetallic Mineral Product Manufacturing327332 | 1-19 | ◐ LIKELY ACTIVE |
| TRThree Rivers Ready Mix | Three Rivers | MI | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| THTiltwall Headquarters LLC | Dallas | TX | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| TFTLHB Florida Best Block | Tallahassee | FL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| TFTN - Franklin 918 | Franklin | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TLTN - LaVergne 911 - 94911 | LaVergne | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TLTN - LaVergne 911 - 94911 | La Vergne | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TMTN - Murfreesboro 885 | Murfreesboro | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TNTN - Nashville Airport 890 | Nashville | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TFTPAB Florida Best Block | Tampa | FL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| TPTribute Precast Systems | Freeport | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| TPTriCircle Pavers Inc. Bayshore | North Fort Myers | FL | Nonmetallic Mineral Product Manufacturing327120 | 1-19 | ◐ LIKELY ACTIVE |
| TTroutdale | Troutdale | OR | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TPTroy Paint Booth 600 | Troy | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TRTulare Ready Mix Plant | Tulare | CA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TQTUL Quikrete | Tulsa | OK | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| TTumwater | Tumwater | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TVTunnel - Virginia | Hudson | NH | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| THTyrone HMA Plant | Tyrone | PA | Petroleum and Coal Products Manufacturing324121 | 1-19 | ◐ LIKELY ACTIVE |
| ULUneeda LA | Maurice | LA | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| UUniontown | Hopwood | PA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| UPUnited Plate Glass Company (Frederick) | Frederick | MD | Nonmetallic Mineral Product Manufacturing327215 | 1-19 | ◐ LIKELY ACTIVE |
| UGUS Granite | Tyler | TX | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| USUtah Salt Lake City 460 West 50 North | Salt Lake City | UT | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| UCUtility Concrete Products - Littlerock (Palmdale) California | Littlerock | CA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| VPVenus Plant | Venus | TX | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| VPVernon Plant #15 | Los Angeles | CA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| VVerrillon | North Grafton | MA | Nonmetallic Mineral Product Manufacturing327212 | 1-19 | ◐ LIKELY ACTIVE |
| VRVesuvius Research Pittsburgh - Advanced Refractories | Pittsburgh | PA | Nonmetallic Mineral Product Manufacturing327120 | 1-19 | ◐ LIKELY ACTIVE |
| VCVirgina Chantilly 4506 Daly Drive | Chantilly | VA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| VHVirginia Henrico 4720 Eubank Road | Henrico | VA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| VCVision Craft Inc. | Yakima | WA | Nonmetallic Mineral Product Manufacturing327215 | 1-19 | ◐ LIKELY ACTIVE |
| VCVRBP Contech Engineered Solutions LLC | Ft. Pierce | FL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| VCVRBP Contech Engineered Solutions LLC | Fort Pierce | FL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| WRWadena Ready Mix | Wadena | MN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| WOWarren OH | Warren | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| WCWashington Cle Elum 518 East 1st Street | Cle Elum | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WEWashington Everett 2525 West Casino Road | Everett | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WKWashington Kirkland 3801 108th Avenue | Kirkland | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WTWashington Tacoma 4802 Tacoma Mall Blvd | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WPWatsontown Plant | Watsontown | PA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| WCWells Concrete Products Co. - Fargo | Fargo | ND | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| WGWestbrook Granite Works | Westbrook | ME | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WCWestern Ceramics Company | Fernley | NV | Nonmetallic Mineral Product Manufacturing327110 | 1-19 | ◐ LIKELY ACTIVE |