| USU S Concrete Products CORP | Pompano Beach | FL | — | ◐ LIKELY ACTIVE |
| UMUS Mineral Products | Stanhope | NJ | — | ◐ LIKELY ACTIVE |
| UMU.s. Minerals (air) | La Cygne | KS | — | ◐ LIKELY ACTIVE |
| USU.s. Silica Company, | Middleton | TN | — | ◐ LIKELY ACTIVE |
| USUS Silica Kosse Plant | Kosse | TX | — | ◐ LIKELY ACTIVE |
| USUS Steel Corporation | Lorain | OH | — | ◐ LIKELY ACTIVE |
| VBValero Benicia Asphalt Plant | Benicia | CA | — | ◐ LIKELY ACTIVE |
| VAValley Asphalt #17 - Portable | Cleves | OH | — | ◐ LIKELY ACTIVE |
| VAValley Asphalt #18 - Portable | Wilmington | OH | — | ◐ LIKELY ACTIVE |
| VRValley Rock Ready Mix, INC. | Lompoc | CA | — | ◐ LIKELY ACTIVE |
| VBVance Brothers | Sedalia | MO | — | ◐ LIKELY ACTIVE |
| VMVanderbilt Minerals LLC | Bath | SC | — | ◐ LIKELY ACTIVE |
| VEVan Eaton Ready Mix, Inc. | Shawnee | OK | 100–499 | ◐ LIKELY ACTIVE |
| VSVan Smith Concrete:#5 | Goose Creek | SC | — | ◐ LIKELY ACTIVE |
| VSVan Smith Concrete Company - Clements Ferry Plant | Charleston | SC | — | ◐ LIKELY ACTIVE |
| VPVcna Prestige Concrete-greensboro | Greensboro | NC | — | ◐ LIKELY ACTIVE |
| VDVerona Division of B and B Concrete Company INC | Shannon | MS | — | ◐ LIKELY ACTIVE |
| V3Vicksburg 36 Material Source | Tempe | AZ | — | ◐ LIKELY ACTIVE |
| VRViking Ready Mix/Hanford | Hanford | CA | 20–99 | ◐ LIKELY ACTIVE |
| VIViracon INC | Owatonna | MN | 500+ | ◐ LIKELY ACTIVE |
| VCVirginia Concrete Company INC - Spotsylvania | Fredericksburg | VA | — | ◐ LIKELY ACTIVE |
| VPVirginia Paving Company - Chantilly | Chantilly | VA | — | ◐ LIKELY ACTIVE |
| VPVirginia Paving Company - Chantilly Plant | Chantilly | VA | — | ◐ LIKELY ACTIVE |
| VPVirginia Paving Company - Occoquan Plant | Lorton | VA | — | ◐ LIKELY ACTIVE |
| VPVirginia Paving Company - Stafford Plant | Stafford | VA | — | ◐ LIKELY ACTIVE |
| VCVital Consulting Group, LLC Portable Concrete Batch Plant | Albuquerque | NM | — | ◐ LIKELY ACTIVE |
| VEVogtle Elec. Generating Plant | Waynesboro | GA | — | ◐ LIKELY ACTIVE |
| VMVolunteer Materials, LLC | Lewisburg | TN | — | ◐ LIKELY ACTIVE |
| VPVolunteer Paving LLC | Shelbyville | TN | — | ◐ LIKELY ACTIVE |
| VPVolunteer Paving LLC | Holladay | TN | — | ◐ LIKELY ACTIVE |
| VMVsi Mobilmix | Fort Myers | FL | — | ◐ LIKELY ACTIVE |
| VIVsoske INC. | Vega Baja | PR | 20–99 | ◐ LIKELY ACTIVE |
| VAVulcan Asphalt | Maricopa County | AZ | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Material, LLC - Fort Payne Quarry | Fort Payne | AL | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials LLC | Cookeville | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials LLC | Guntersville | AL | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Antioch | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Centre | AL | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Hermitage | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Gadsden | AL | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Murfreesboro | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Nashville | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC | Blountsville | AL | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC - Clarksville Asphalt | Clarksville | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials LLC Dba Franklin Asphalt Plant | Franklin | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials LLC Dba Vulcan Columbia Asphalt Plant | Columbia | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials, LLC - Vulcan Springfield Asphalt Plant | Springfield | TN | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials LP - Jack Quarry | Petersburg | VA | — | ◐ LIKELY ACTIVE |
| VCVulcan Construction Materials Puddledock | Prince George | VA | — | ◐ LIKELY ACTIVE |
| VPVulcan Portable One Plant - Flagstaff | Phoenix | AZ | — | ◐ LIKELY ACTIVE |