| WCW-l Construction - Abingdon Asphalt Plant | Abingdon | VA | — | ◇ UNVERIFIED |
| WCW-l Construction- Glade Spring Plant | Glade Spring | VA | — | ◇ UNVERIFIED |
| WCW-l Construction - Oakwood Plant | Oakwood | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving CO | Wytheville | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving INC | Castlewood | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving, INC. | Kingsport | TN | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving Incorporated/castlewood | Castlewood | VA | — | ◇ UNVERIFIED |
| WCW-l Construction & Paving INC - Wytheville | Wytheville | VA | — | ◇ UNVERIFIED |
| WDWl Dunn Const Co/e Fairfield | Cochranton | PA | — | ◇ UNVERIFIED |
| WMWl Miller CO | Mount Sterling | 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 |
| WCWolyniec Const INC Stormwater | Williamsport | PA | — | ◇ UNVERIFIED |
| WWWoodard Walker Ptr 1-a & L&l 1-a Tank Battery - W Bryceland Field | Taylor | LA | — | ◇ UNVERIFIED |
| WPWoodland Plant | Woodland | CA | — | ◇ UNVERIFIED |
| WSWoodruff Supply CO INC | Madisonville | KY | — | ◇ UNVERIFIED |
| WCWoods Crushing and Hauling | Sandpoint | ID | — | ◇ UNVERIFIED |
| WRWoodway Ready Mix | Woodway | TX | — | ◇ UNVERIFIED |
| WAWoodworth and Company INC | Lakewood | WA | — | ◇ UNVERIFIED |
| WRWray Readi Mix INC. | Wray | CO | — | ◇ UNVERIFIED |
| WAWright Asphalt Products - Casa Grande | Casa Grande | AZ | — | ◇ UNVERIFIED |
| WCWright Concrete Recycling INC | Markham | IL | — | ◇ UNVERIFIED |
| WAWw Asphalt INC | Sterling | IL | — | ◇ UNVERIFIED |
| WAWwg Asphalt CO | Rockledge | FL | — | ◇ UNVERIFIED |
| WAWyoming Asphalt Paving INC | Plainwell | MI | — | ◇ UNVERIFIED |
| WAWyoming Asphalt Paving INC (n3626) | Lawrence | MI | — | ◇ UNVERIFIED |
| YAYamada and Sons | Hilo | HI | — | ◇ UNVERIFIED |
| YCYankton, City of | Yankton | SD | — | ◇ UNVERIFIED |
| YCYates Construction Concrete Plant | Calion | AR | — | ◇ UNVERIFIED |
| YFYohnco Forest City Ready Mix | Forest City | IA | — | ◇ UNVERIFIED |
| YBYork Bldg Prod CO Inc/thomasville | Thomasville | PA | — | ◇ UNVERIFIED |
| YBYork Bldg Prod Loucks Mill Road Block Plant | York | PA | — | ◇ UNVERIFIED |
| YBYork Building Products - Cockeysville | Cockeysville | MD | — | ◇ UNVERIFIED |
| YBYork Building Products - New Holland Plant | New Holland | PA | — | ◇ UNVERIFIED |
| YRYoung Refining CORP | Douglasville | GA | — | ◇ UNVERIFIED |
| ZCZachry Construction CORP Bp 519022 | Houston | SC | — | ◇ UNVERIFIED |
| ZCZachry Construction Corporation Cbp #34-0120 | Lexington | SC | — | ◇ UNVERIFIED |
| ZDZak Dirt - Portable Batch Plant | Mead | CO | — | ◇ UNVERIFIED |
| ZRZebcon Ready-mix, INC. | Clarksville | AR | — | ◇ UNVERIFIED |
| ZSZellar Sanitation, INC. | Manistique | MI | — | ◇ UNVERIFIED |
| ZEZenith Energy Terminals Mobile Holdings, LLC | Mobile | AL | — | ◇ UNVERIFIED |
| ZPZenith Products CO | Maple Grove | MN | — | ◇ UNVERIFIED |
| ZZupan&smith:powderville | Powdersville | SC | — | ◇ UNVERIFIED |
| 0G033 Get Real Surfaces, Inc. | Poughkeepsie | NY | 1–19 | ◐ LIKELY ACTIVE |
| 1O100 - Ozinga Rmc, Chicago Division | Chicago | IL | 20–99 | ◐ LIKELY ACTIVE |
| 1P106033 - Pinnacle Assumed Contracts | Wasco | CA | 20–99 | ◐ LIKELY ACTIVE |
| 1M106045 - Mammoth Precast 2024-2027 | Fairfield | CA | 20–99 | ◐ LIKELY ACTIVE |
| 1K106593 - KISC Abilene Concrete Plant | Abilene | TX | 1–19 | ◐ LIKELY ACTIVE |
| 1N111 - North Plant | Charlotte | NC | 20–99 | ◐ LIKELY ACTIVE |