| WAWabash Asphalt CO INC | Barnhill | IL | — | ◇ UNVERIFIED |
| WIWabash Independent Oil CO | Farina | IL | — | ◇ UNVERIFIED |
| WVWabash Valley Asphalt | Goshen | IN | — | ◇ UNVERIFIED |
| WVWabash Valley Asphalt Company, LLC | Terre Haute | IN | — | ◇ UNVERIFIED |
| WVWabash Valley Asphalt (was 03264) | Cloverdale | IN | — | ◇ UNVERIFIED |
| WPWaco Pit 174 | Waco | TX | — | ◇ UNVERIFIED |
| WAWadena Asphalt INC | Wadena | MN | — | ◇ UNVERIFIED |
| WPWadley Plant | Almond | AL | — | ◇ UNVERIFIED |
| WRWakeeney Redi-mix INC | Wakeeney | KS | — | ◇ UNVERIFIED |
| WPWaldorf Plant | Waldorf | MD | — | ◇ UNVERIFIED |
| WCWalker Concrete CO. | Griffin | GA | — | ◇ UNVERIFIED |
| WCWalker Concrete CO. - Locust Grove | Locust Grove | GA | — | ◇ UNVERIFIED |
| WAWalls Asphalt #2 - Phillipsburg | Brookville | OH | — | ◇ UNVERIFIED |
| WSWalsenburg Sand & Gravel CO | Walsenburg | CO | — | ◇ UNVERIFIED |
| WKWalsh & Kelly Asphalt Paving | Griffith | IN | — | ◇ UNVERIFIED |
| WJWalter J Glowacki & Sons | Nantucket | MA | — | ◇ UNVERIFIED |
| WAWalters #1 Alt Tank Battery - Sailes Field | Pleasant Hill | LA | — | ◇ UNVERIFIED |
| WQWalworth Quarry | Walworth | NY | — | ◇ UNVERIFIED |
| WRWando Redimix LLC | Charleston | SC | — | ◇ UNVERIFIED |
| WSWarden & Smith INC Bennettsville | Bennettsville | SC | — | ◇ UNVERIFIED |
| WSWarden & Smith INC Cheraw | Cheraw | SC | — | ◇ UNVERIFIED |
| WSWarden & Smith INC Pageland | Pageland | SC | — | ◇ UNVERIFIED |
| WCWardwell Construction and Trucking Corporation | Orland | ME | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Kirksville North | Kirksville | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete LLC | Truesdale | MO | — | ◇ UNVERIFIED |
| WCWarren County Concrete - Wentzville | Wentzville | MO | — | ◇ UNVERIFIED |
| WMWarren Materials | Stewartsville | NJ | — | ◇ UNVERIFIED |
| WPWarren Paving INC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| WPWarren Paving Inc, Gulfport Plant | Gulfport | MS | — | ◇ UNVERIFIED |
| WOWarrior Operations INC | Warrior | AL | — | ◇ UNVERIFIED |
| WRWarsaw Ready-mix | Warsaw | MO | — | ◇ UNVERIFIED |
| WGWashington Group-alberici | Olmsted | IL | — | ◇ UNVERIFIED |
| WTWashington Trucking INC Marysville | Marysville | WA | — | ◇ UNVERIFIED |
| WCWatkins Concrete Block CO | Omaha | NE | — | ◇ UNVERIFIED |
| WAWatson Asphalt Paving CO INC | Redmond | WA | — | ◇ UNVERIFIED |
| WAWatson Asphalt Paving CO INC | Kanaskat | WA | — | ◇ UNVERIFIED |
| WCWaugh Chapel Plant | Gambrills | MD | — | ◇ UNVERIFIED |
| WWWa Wsu Long Beach Research and Ext Unit | Long Beach | WA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Dallas New | Dallas | GA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Douglasville | Douglasville | GA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Hiram | Hiram | GA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Rockmart | Rockmart | GA | — | ◇ UNVERIFIED |
| WDWayne Davis Concrete - Wedowee | Wedowee | AL | — | ◇ UNVERIFIED |
| WWeatherford | Weatherford | TX | — | ◇ UNVERIFIED |
| WBWeatherford #2 Batch Plant | Weatherford | OK | — | ◇ UNVERIFIED |
| WCWebb Concrete Company INC | Barnwell | SC | — | ◇ UNVERIFIED |
| WEW E Blain and Sons INC | Washington | MS | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Monticello Plant | Monticello | MS | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Mount Olive | Mount Olive | MS | — | ◇ UNVERIFIED |
| WEW E Blain and Sons Inc, Sunny Mcdonald Industrial Park Asphalt Plant | Byram | MS | — | ◇ UNVERIFIED |