| WRWest Ready Mix, Plant 5 Summerdale | Summerdale | AL | — | ◇ UNVERIFIED |
| WCWestside Collection, LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| WVWest Valley Batch Plant | Kearns | UT | — | ◇ UNVERIFIED |
| WVWest Virginia Paving, INC. Dba Southern Wv Asphalt | Beaver | WV | — | ◇ UNVERIFIED |
| WVWest Virginia Paving, INC. Dba Southern Wv Asphalt | Summersville | WV | — | ◇ UNVERIFIED |
| WVWest Virginia Paving, Inc., Plant 30 (dunbar) | Dunbar | WV | — | ◇ UNVERIFIED |
| WAWestwego Asphalt Facility | Westwego | LA | — | ◇ UNVERIFIED |
| WPWetumpka Plant | Wetumpka | AL | — | ◇ UNVERIFIED |
| WBWhatcom Builders INC | Bellingham | WA | — | ◇ UNVERIFIED |
| WAWheaton Asphalt Co., INC. | Wheaton | IL | — | ◇ UNVERIFIED |
| WRWheeler Rock Products | Wapato | WA | — | ◇ UNVERIFIED |
| WRWhistle Redi Mix Inc-holden Site | Holden | MO | — | ◇ UNVERIFIED |
| WBWhite Bros Lynch CORP | Oak Bluffs | MA | — | ◇ UNVERIFIED |
| WBWhite Brothers Lynch CORP | Oak Bluffs | MA | — | ◇ UNVERIFIED |
| WCWhite Cap Ready Mix #1 -portola | Portola | CA | — | ◇ UNVERIFIED |
| WCWhite Cap Ready Mix #2 -chester | Chester | CA | — | ◇ UNVERIFIED |
| WCWhite Cap Ready Mix INC | Portola | CA | — | ◇ UNVERIFIED |
| WCWhite Cement Specialties | Venice | FL | — | ◇ UNVERIFIED |
| WCWhited Cemetery Service | Menifee | CA | — | ◇ UNVERIFIED |
| WPWhiteglove Property Management | Fullerton | CA | — | ◇ UNVERIFIED |
| WBWhitehall Bay Pua Road Repair | Fall River | KS | — | ◇ UNVERIFIED |
| WRWhite Research & Development INC | Irmo | SC | — | ◇ UNVERIFIED |
| WRWhite River Sand & Gravel-meeker Pit | Meeker | CO | — | ◇ UNVERIFIED |
| WMWhitesville Mill Service CO | Crawfordsville | IN | — | ◇ UNVERIFIED |
| WBWhiteville Building Supplies Incorporated | Whiteville | NC | — | ◇ UNVERIFIED |
| WBWhitewater Building Materials - 940 S 10 | Grand Junction | CO | — | ◇ UNVERIFIED |
| WCWhitley CO Concrete & Supply | Williamsburg | KY | — | ◇ UNVERIFIED |
| WHW Hodgman & Sons INC - Nonmetallic | Fairmont | MN | — | ◇ UNVERIFIED |
| WHW H Yancy & Son INC | Paducah | KY | — | ◇ UNVERIFIED |
| WKWichita, Ks East Stockpile | Wichita | KS | — | ◇ UNVERIFIED |
| WKWichita, Ks North Stockpile | Wichita | KS | — | ◇ UNVERIFIED |
| WKWichita, Ks West Stockpile | Wichita | KS | — | ◇ UNVERIFIED |
| WLWick-it, LLC | Windsor | NJ | — | ◇ UNVERIFIED |
| WRWieberg Red E Mix | Meta | MO | — | ◇ UNVERIFIED |
| WPWieser Precast Steps INC | Stewartville | MN | — | ◇ UNVERIFIED |
| WAWiest Asphalt Prod - Butler Facility | Butler | PA | — | ◇ UNVERIFIED |
| WAWiest Asphalt Products & Paving, INC. | Butler | PA | — | ◇ UNVERIFIED |
| WCWiggins Concrete CO INC Estill | Estill | SC | — | ◇ UNVERIFIED |
| WCWiggins Concrete:hampton | Hampton | SC | — | ◇ UNVERIFIED |
| WBWilbert Burial Vaults | Atlanta | GA | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services Amarillo | Amarillo | TX | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services INC. | Jackson | MO | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. | Davie | FL | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. | Lawton | OK | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. | Fort Myers | FL | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, Inc.-minot | Minot | ND | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. - Wamego | Wamego | KS | — | ◇ UNVERIFIED |
| WFWilbert Funeral Sevices INC | Broadview | IL | — | ◇ UNVERIFIED |
| WIWilbert, INC. | Parsons | KS | — | ◇ UNVERIFIED |
| WRWildcatter Redi-mix Paisano | Fort Worth | TX | — | ◇ UNVERIFIED |
| WCWildish Construction | Eugene | OR | — | ◇ UNVERIFIED |
| WWildscapes | Warrensburg | MO | — | ◇ UNVERIFIED |
| WPWildwood - Plant 4 | Wildwood | FL | — | ◇ UNVERIFIED |
| WTWildwood Township Condo Association | Thousand Oaks | CA | — | ◇ UNVERIFIED |
| WBWilkes Barre Materials/plains Plt | Laflin | PA | — | ◇ UNVERIFIED |
| WGWillamette Graystone | Wood Village | OR | — | ◇ UNVERIFIED |
| WGWillamette Graystone LLC | Albany | OR | — | ◇ UNVERIFIED |
| WGWillamette Graystone - Springfield, Or Tank | Springfield | OR | — | ◇ UNVERIFIED |
| WAWillard Asphalt Paving Inc-lebanon Plant | Lebanon | MO | — | ◇ UNVERIFIED |
| WCWillard C Thorn | Salem | IN | — | ◇ UNVERIFIED |
| WTWillbee Transit Mix Company, INC. (p1444) | Jackson | MI | — | ◇ UNVERIFIED |
| WIWillcan, Inc. | Calhoun | GA | — | ◇ UNVERIFIED |
| WIWillcan, INC. Dba Basic Ready Mix-calhoun | Calhoun | GA | — | ◇ UNVERIFIED |
| WBWillcutt Block and Supply Company of Tuscaloosa, INC. | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| WBWille Brothers CO INC | Monee | IL | — | ◇ UNVERIFIED |
| WBWille Brothers Lemont | Lemont | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Const CO LLC Materials Div | Rochelle | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Const CO LLC Materials Div | Roscoe | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction | Loves Park | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction CO | Belvidere | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction CO | Durand | IL | — | ◇ UNVERIFIED |
| WCWilliam Charles Construction CO | Biggsville | IL | — | ◇ UNVERIFIED |
| WEWilliam Elston Septic Tanks | Jefferson Township | PA | — | ◇ UNVERIFIED |
| WKWilliam Kingsley | Capitola | CA | — | ◇ UNVERIFIED |
| WCWilliamson CO Ready Mix Concrete CO | Nashville | TN | — | ◇ UNVERIFIED |
| WSWilliamson & Sons Marine Construction INC | Cape Coral | FL | — | ◇ UNVERIFIED |
| WPWilliams Paving Company, Seaway Road | Gulfport | MS | — | ◇ UNVERIFIED |
| WRWilliams Ready Mix Products, INC. | Monroe | NC | — | ◇ UNVERIFIED |
| WTWilliam Thompson | Elbert Cnty | CO | — | ◇ UNVERIFIED |
| WWWilliam Weddle | La Crescenta | CA | — | ◇ UNVERIFIED |
| WCWillis Construction CO INC | Hollister | CA | — | ◇ UNVERIFIED |
| WPWillis Plant | Willis | TX | — | ◇ UNVERIFIED |
| WBWillocks Brothers CO INC. | Maryville | TN | — | ◇ UNVERIFIED |
| WCWil-mix Concrete Products | Festus | MO | — | ◇ UNVERIFIED |
| WLWilmont, LLC. | Los Angeles | CA | — | ◇ UNVERIFIED |
| WCWilson Concrete Products LLC | Webb City | MO | — | ◇ UNVERIFIED |
| WCWilsonville Concrete Products | Wilsonville | OR | — | ◇ UNVERIFIED |
| WCWilsonville Concrete Products | Beaverton | OR | — | ◇ UNVERIFIED |
| WCWindsor Concrete Co-windsor Concrete CO | Windsor | MO | — | ◇ UNVERIFIED |
| WHWindy Hill Pv Twenty One Mf LLC | Walnut Creek | CA | — | ◇ UNVERIFIED |
| WCWine Concrete Products, INC. | Sewickley | PA | — | ◇ UNVERIFIED |
| WKWinfield, Ks Stockpile | Winfield | KS | — | ◇ UNVERIFIED |
| WRWingra Redi Mix | Waunakee | WI | — | ◇ UNVERIFIED |
| WPWinkelman Plant #546 | Winkelman | AZ | — | ◇ UNVERIFIED |
| WCWinnemucca Concrete Batch Plant | Winnemucca | NV | — | ◇ UNVERIFIED |
| WAWinters Aggregates | Winters | CA | — | ◇ UNVERIFIED |
| WNWinterville - Nc Rmc | Winterville | NC | — | ◇ UNVERIFIED |
| WBWiregrass Block & Precast | Newton | AL | — | ◇ UNVERIFIED |
| WCWiregrass - Calera | Calera | AL | — | ◇ UNVERIFIED |
