| WFWilbert Funeral Services, INC. | Fort Myers | FL | — | ◇ UNVERIFIED |
| WFWilbert Funeral Services, INC. | Davie | FL | — | ◇ UNVERIFIED |
| WRWildcatter Redi-mix Paisano | Fort Worth | TX | — | ◇ UNVERIFIED |
| WGWillamette Graystone | Wood Village | OR | — | ◇ UNVERIFIED |
| WGWillamette Graystone - Eugene, Or Block Plant | Eugene | OR | — | ◇ UNVERIFIED |
| WGWillamette Graystone - Wood Village, Or Paver Plan | Troutdale | OR | — | ◇ UNVERIFIED |
| WTWillbee Transit Mix | Jackson | MI | — | ◇ UNVERIFIED |
| WIWillcan, INC. Dba Basic Ready Mix-calhoun | Calhoun | GA | — | ◇ UNVERIFIED |
| W2Williams 24-1 Production Facility | Dequincy | LA | — | ◇ UNVERIFIED |
| WSWilliamson & Sons Marine Construction INC | Cape Coral | FL | — | ◇ UNVERIFIED |
| WWWilliams Wilbert Vault Works INC | Des Moines | IA | — | ◇ UNVERIFIED |
| WPWillow Park | Aledo | TX | — | ◇ UNVERIFIED |
| WCWilson Concrete Products LLC | Webb City | MO | — | ◇ UNVERIFIED |
| WBWinder Block | Winder | GA | — | ◇ UNVERIFIED |
| WCWindsor Concrete Co-windsor Concrete CO | Windsor | MO | — | ◇ UNVERIFIED |
| WRWingra Redi-mix INC Plant 1&2 | Fitchburg | WI | — | ◇ UNVERIFIED |
| WIWinter, INC. | Brookings | SD | — | ◇ UNVERIFIED |
| WIWinter, INC. | Sioux Falls | SD | — | ◇ UNVERIFIED |
| WBWiregrass Block & Precast | Newton | AL | — | ◇ UNVERIFIED |
| WBWl Byrne INC | Middleborough | MA | — | ◇ 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 |
| WRWoodway Ready Mix | Woodway | TX | — | ◇ UNVERIFIED |
| WRWray Readi Mix INC. | Wray | CO | — | ◇ UNVERIFIED |
| WCWright Concrete Recycling INC | Markham | IL | — | ◇ UNVERIFIED |
| YAYamada and Sons | Hilo | HI | — | ◇ UNVERIFIED |
| YCYates Construction Concrete Plant | Calion | AR | — | ◇ UNVERIFIED |
| YFYohnco Forest City Ready Mix | Forest City | IA | — | ◇ 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 |
| 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 |
| 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 |
| 1S112 - South Plant | Charlotte | NC | 1–19 | ◐ LIKELY ACTIVE |
| 1R117 - Reames Rd | Charlotte | NC | 20–99 | ◐ LIKELY ACTIVE |
| 1N120 Northside Yard | Chicago | IL | 20–99 | ◐ LIKELY ACTIVE |
| 16130 - 64th Street Yard | Chicago | IL | 20–99 | ◐ LIKELY ACTIVE |