| WCWiregrass Construction - Blake Bottom | City of Huntsville | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction CO INC | Shorter | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction CO INC | Andalusia | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction CO INC | Ariton | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction CO INC | Headland | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. | Leroy | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. | Lebanon | TN | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. | Foley | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. | Murfreesboro | TN | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. | Clanton | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction Company, INC. - Asphalt Plant #5 | Jasper | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction - Fort Payne Plant | Fort Payne | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction - Huntsville Plant | Huntsville | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction - Lacon Plant | Falkville | AL | — | ◇ UNVERIFIED |
| WCWiregrass Construction - Scottsboro Plant | Scottsboro | AL | — | ◇ UNVERIFIED |
| WSWisconsin Silos INC | Plover | WI | — | ◇ UNVERIFIED |
| WJW J & B Asphalt Co/east Huntingdon | Scottdale | PA | — | ◇ UNVERIFIED |
| WJW J Graves Construction CO | Templeton | MA | — | ◇ UNVERIFIED |
| WBWl Byrne INC | Middleborough | MA | — | ◇ UNVERIFIED |
| WCW-l Construction - Abingdon Asphalt Plant | Abingdon | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving CO | Wytheville | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving CO | Wytheville | VA | — | ◇ UNVERIFIED |
| WLW L Construction & Paving INC - Grundy | Grundy | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving Incorporated/castlewood | Castlewood | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving Incorporated/norton | Norton | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving INC - Strasburg | Strasburg | VA | — | ◇ UNVERIFIED |
| WDWl Dunn Const Co/e Fairfield | Cochranton | PA | — | ◇ UNVERIFIED |
| WLW L Miller CO | Blyton | IL | — | ◇ UNVERIFIED |
| WLW L Miller CO | Hamilton | IL | — | ◇ UNVERIFIED |
| WMWl Miller CO | Mount Sterling | IL | — | ◇ UNVERIFIED |
| WMWl Miller CO | Plymouth | IL | — | ◇ UNVERIFIED |
| WMWl Miller CO | Gladstone | IL | — | ◇ UNVERIFIED |
| WMWl Miller CO Cmi Drum Plant | Harmony | IL | — | ◇ UNVERIFIED |
| WLW L Miller Company-kirksville Plant | Kirksville | MO | — | ◇ UNVERIFIED |
| WMWm Mueller & Sons INC - Blakely | Belle Plaine | MN | — | ◇ UNVERIFIED |
| WMWm Mueller & Sons INC - Carver | Carver | MN | — | ◇ UNVERIFIED |
| WIWolf Industries INC | Sun Prairie | WI | — | ◇ UNVERIFIED |
| WIWolf Industries INC - Genesse Plant | Genesee | WI | — | ◇ UNVERIFIED |
| WPWolf Paving CO INC | Menomonee Falls | WI | — | ◇ UNVERIFIED |
| WCWoodburn Concrete | Woodburn | OR | — | ◇ UNVERIFIED |
| WPWoodbury Pool Deck | Irvine | CA | — | ◇ UNVERIFIED |
| WCWood County Highway Dept | Wisconsin Rapids | WI | — | ◇ UNVERIFIED |
| WPWoodland Plant | Woodland | CA | — | ◇ UNVERIFIED |
| WSWoodruff & Sons, INC. | Bradenton | FL | — | ◇ UNVERIFIED |
| WSWoodruff Supply CO INC | Madisonville | KY | — | ◇ UNVERIFIED |
| WRWoodsboro Ready-mix Concrete Plant | Woodsboro | MD | — | ◇ UNVERIFIED |
| WCWoods Crushing and Hauling | Sandpoint | ID | — | ◇ UNVERIFIED |
| WQWoodville Quarry Asphalt Plant | Scottsboro | AL | — | ◇ UNVERIFIED |
| WAWoodworth and Company INC | Lakewood | WA | — | ◇ UNVERIFIED |
| WAWoodworth and Company INC Sumner | Sumner | WA | — | ◇ UNVERIFIED |
| WPWorkman Precast Corporation | Springfield | NE | — | ◇ UNVERIFIED |
| WPWorkman Precast Corporation | Louisville | NE | — | ◇ UNVERIFIED |
| WPWpr - Plant 1 | Milton | FL | — | ◇ UNVERIFIED |
| WRWray Readi Mix INC. | Wray | CO | — | ◇ UNVERIFIED |
| WRW R Forde Associates | Richmond | CA | — | ◇ UNVERIFIED |
| WRW R Grace & CO | Pompano Beach | FL | — | ◇ UNVERIFIED |
| WBWright Block & Precast - Ruby | Madisonville | KY | — | ◇ UNVERIFIED |
| WCWright Concrete Recycling INC | Markham | IL | — | ◇ UNVERIFIED |
| WMWright Mix Material Solutions LLC | Delbarton | WV | — | ◇ UNVERIFIED |
| WRW R Meadows of Az INC | Goodyear | AZ | — | ◇ UNVERIFIED |
| WTW T Terminal, LLC | Deerfield | MA | — | ◇ UNVERIFIED |
| WIWunder-mold INC. | Vacaville | CA | — | ◇ UNVERIFIED |
| WAWw Asphalt INC | Sterling | IL | — | ◇ UNVERIFIED |
| WAWwg Asphalt CO | Rockledge | FL | — | ◇ UNVERIFIED |
| WGWw Green Glow | Strong City | KS | — | ◇ UNVERIFIED |
| WEWylatti Enterprises LLC Dba Geo Aggregates | Fort Bragg | CA | — | ◇ UNVERIFIED |
| WAWyoming Asphalt Paving INC | Plainwell | MI | — | ◇ UNVERIFIED |
| WAWyoming Asphalt Paving INC (n3626) | Lawrence | MI | — | ◇ UNVERIFIED |
| XSXenia Sand and Gravel INC | Xenia | OH | — | ◇ UNVERIFIED |
| XMXpress Materials LLC | Panama City Beach | FL | — | ◇ UNVERIFIED |
| XIXt Incorporated Dba Vanhooseco, Loudon | Loudon | TN | — | ◇ UNVERIFIED |
| XYX Y Z Trading Group, INC. | Miami | FL | — | ◇ UNVERIFIED |
| YMYager Materials INC | Hawesville | KY | — | ◇ UNVERIFIED |
| YAYamada and Sons | Hilo | HI | — | ◇ UNVERIFIED |
| YCYankton, City of | Yankton | SD | — | ◇ UNVERIFIED |
| YLYardBlox LLC | Springville | UT | — | ◇ UNVERIFIED |
| YRYarrington Road Materials LP | San Marcos | TX | — | ◇ UNVERIFIED |
| YCYates Construction Concrete Plant | Calion | AR | — | ◇ UNVERIFIED |
| YBYavapai Block and Precast, Co., INC. | Prescott | AZ | — | ◇ UNVERIFIED |
| YDYehuda Danos | Sherman Oaks | CA | — | ◇ UNVERIFIED |
| YBYellow Banks River Terminal LLC | Owensboro | KY | — | ◇ UNVERIFIED |
| YMYellowstar Materials, Inc., Mink Shoals | Millwood | WV | — | ◇ UNVERIFIED |
| YMYellowstar Materials, Inc., Sith Plant | Lewisburg | WV | — | ◇ UNVERIFIED |
| YSYesenia S Heredia Dba Heredia's Concrete | Byron | CA | — | ◇ UNVERIFIED |
| YFYohnco Forest City Ready Mix | Forest City | IA | — | ◇ UNVERIFIED |
| YAYork Asphalt: Mcconnells | York | SC | — | ◇ UNVERIFIED |
| YBYork Building Products - Cockeysville | Cockeysville | MD | — | ◇ UNVERIFIED |
| YBYork Building Products CO Inc/new Holland | New Holland | PA | — | ◇ UNVERIFIED |
| YCYork Concrete Company | York | PA | — | ◇ UNVERIFIED |
| YMYork Materials Group Llc/ Baker Quarry Asphalt | York | PA | — | ◇ UNVERIFIED |
| YMYork Materials Group Llc/hanover | Hanover | PA | — | ◇ UNVERIFIED |
| YMYork Materials Group Llc/thomasville Asphalt | Thomasville | PA | — | ◇ UNVERIFIED |
| YRYoungman Rock INC / Muskogee Facility | Porter | OK | — | ◇ UNVERIFIED |
| YCYuba County Library | Marysville | CA | — | ◇ UNVERIFIED |
| YCYuma County Highway Department | Eckley Area | CO | — | ◇ UNVERIFIED |
| ZPZachary Peters-vernier | Woodland Hills | CA | — | ◇ UNVERIFIED |
| ZCZachry Construction | Kernersville | NC | — | ◇ UNVERIFIED |
| ZCZachry Construction Corporation Cbp #34-0120 | Lexington | SC | — | ◇ UNVERIFIED |
| ZCZachry Construction Kpi Pugmill 415356 | Lexington | SC | — | ◇ UNVERIFIED |
| ZCZachry Construction - Portable Concrete Batch Plant 518-502 | Statesville | NC | — | ◇ UNVERIFIED |