| WCWa317939927 - Cadman INC | Redmond | WA | — | ◇ UNVERIFIED |
| WMWa317940088 - Miles Sand & Gravel Company | Kent | WA | — | ◇ UNVERIFIED |
| WCWa317941530 - Cpm Development CORP | Pacific | WA | — | ◇ UNVERIFIED |
| WCWa317943339 - Calportland Company | Kenmore | WA | — | ◇ UNVERIFIED |
| WMWa317946548 - Miles Resources LLC | Puyallup | WA | — | ◇ UNVERIFIED |
| WCWa317947159 - Cascade Concrete Products Company INC | Winthrop | WA | — | ◇ UNVERIFIED |
| WAWa317947598 - Aaa Readymix INC Ii | Moses Lake | WA | — | ◇ UNVERIFIED |
| WDWa317947915 - Dennis Sales CO | Raymond | WA | — | ◇ UNVERIFIED |
| WBWa317948531 - Bayside Redi Mix LLC | Shelton | WA | — | ◇ UNVERIFIED |
| WOWa317948974 - Okanogan Valley Concrete INC | Okanogan | WA | — | ◇ UNVERIFIED |
| WMWa317950046 - Miles Sand & Gravel Company | Port Orchard | WA | — | ◇ UNVERIFIED |
| WBWa317950185 - Bp West Coast Products LLC | Bellevue | WA | — | ◇ UNVERIFIED |
| WLWa317950845 - Lehigh Northwest Cement Company | Everett | WA | — | ◇ UNVERIFIED |
| WSWabasha Sand Gravel & Ready Mixed CO | Wabasha | MN | — | ◇ UNVERIFIED |
| WCWahoo Concrete Products | Wahoo | NE | — | ◇ UNVERIFIED |
| WPWalker Portable | Anderson | SC | — | ◇ UNVERIFIED |
| WSWalker Sand and Gravel | Bellevue | ID | — | ◇ UNVERIFIED |
| WSWapenish Sand and Gravel | Wapato | WA | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Kirksville South | Kirksville | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Mexico | Mexico | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Moberly | Cairo | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete - New Florence | New Florence | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Troy | Troy | MO | — | ◇ UNVERIFIED |
| W2Waste 2 Energy Env. | Casa Grande | AZ | — | ◇ UNVERIFIED |
| WLWatesco LLC | Doniphan | MO | — | ◇ UNVERIFIED |
| WPWaxahachie Plant | Waxahachie | TX | — | ◇ UNVERIFIED |
| WRWayland Ready Mix Concrete & Fertilizer | Macomb | IL | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete | Rockmart | GA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Lanett | Lanett | AL | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Villa Rica | Villa Rica | GA | — | ◇ UNVERIFIED |
| WIWcp INC | Salem | OR | — | ◇ UNVERIFIED |
| WIWcp INC | Wilsonville | OR | — | ◇ UNVERIFIED |
| WUWebber - United, LLC | Macon | GA | — | ◇ UNVERIFIED |
| WCWeddle Concrete | Jefferson | OR | — | ◇ UNVERIFIED |
| WHWellington Hamrick, INC. | Boiling Springs | NC | — | ◇ UNVERIFIED |
| WGWells Group LLC the | Prestonsburg | KY | — | ◇ UNVERIFIED |
| WRWelsch Ready Mix INC | Summit | IL | — | ◇ UNVERIFIED |
| WRWelsch Ready Mix INC | Midlothian | IL | — | ◇ UNVERIFIED |
| WRWelsch Ready-mix INC | Morris | IL | — | ◇ UNVERIFIED |
| WCWerner Construction Lo Pro | Various | NE | — | ◇ UNVERIFIED |
| WAWest Alabama Ready Mix - Jasper Facility | Jasper | AL | — | ◇ UNVERIFIED |
| WCWestar Concrete Company-antire Quarry | Eureka | MO | — | ◇ UNVERIFIED |
| WCWestbrook Constr | Cenver | CO | — | ◇ UNVERIFIED |
| WCWest Central Concrete Llc-warsaw Plant | Warsaw | MO | — | ◇ UNVERIFIED |
| WCWest Coast Concrete | San Luis Obispo | CA | — | ◇ UNVERIFIED |
| WCWest Coast Materials | Oakdale | CA | — | ◇ UNVERIFIED |
| WCWest Coast Outlaws INC | Sacramento | CA | — | ◇ UNVERIFIED |
| WEWest End Materials | Bridgeton | MO | — | ◇ UNVERIFIED |
| WEWestern Engineering CO Lo Pro | North Platte | NE | — | ◇ UNVERIFIED |
| WMWestern Mobile Boulder, INC. | Estes Park | CO | — | ◇ UNVERIFIED |