| VPVCNA Prairie LLC | Bridgeview | 500+ | ◐ LIKELY ACTIVE |
| VNVesuvius NC, llc | Chicago Heights | 20–99 | ◐ LIKELY ACTIVE |
| VVVeterans Village Enterprises Group LLC | Dixmoor | — | ◐ LIKELY ACTIVE |
| VPVolo Plant | Ingleside | 20–99 | ◐ LIKELY ACTIVE |
| WMWashington Mills Hennepin Inc | Hennepin | 20–99 | ◐ LIKELY ACTIVE |
| WRWelsch Ready Mix, Inc. | Oak Forest | 100–499 | ◐ LIKELY ACTIVE |
| WCWestmont - CPL | Westmont | 20–99 | ◐ LIKELY ACTIVE |
| WBWILLE BROTHERS COMPANY- Lemont Ready Mix Plant | Lemont | 1–19 | ◐ LIKELY ACTIVE |
| WBWILLE BROTHERS COMPANY- Monee Ready Mix Plant | Monee | 20–99 | ◐ LIKELY ACTIVE |
| GGGrabinski Group INC | Chicago | — | ◐ LIKELY ACTIVE |
| OSObrien Scientific Glass Blowing LLC | Monticello | — | ◐ LIKELY ACTIVE |
| SCStaley Concrete CO INC | Champaign | — | ◇ UNVERIFIED |
| SIStonecrafters, INC. | Lakemoor | — | ◇ UNVERIFIED |
| 8G820 Greenleaf LLC | Elk Grove Village | — | ◇ UNVERIFIED |
| ASAbitua Sewer Water & Plumbing INC | Chicago | — | ◇ UNVERIFIED |
| ALAccurate Logistics INC | Naperville | — | ◇ UNVERIFIED |
| ALAccurate Logistics INC | Elmhurst | — | ◇ UNVERIFIED |
| ALAccurate Logistics INC | Hodgkins | — | ◇ UNVERIFIED |
| AMAdams Monument Sales, INC. | Charleston | — | ◇ UNVERIFIED |
| AWAj Walker Construction CO | Mattoon | — | ◇ UNVERIFIED |
| ALA Lamp Concrete Contractors, INC. | Schaumburg | — | ◇ UNVERIFIED |
| AMAlliance Materials | Sterling | — | ◇ UNVERIFIED |
| ARAlpha Ready Mix CORP | Alpha | — | ◇ UNVERIFIED |
| ADAlpine Demolition Services | Crest Hill | — | ◇ UNVERIFIED |
| ADAlpine Demolition Services LLC | Deerfield | — | ◇ UNVERIFIED |
| ADAlpine Demolition Services LLC | Normal | — | ◇ UNVERIFIED |
| ALA & L's Construction and Redi-mix | Chicago Heights | — | ◇ UNVERIFIED |
| ARAlsey Refractories CO | Alsey | — | ◇ UNVERIFIED |
| AMAmerica Materials | Glenview | — | ◇ UNVERIFIED |
| ARAmerican Redi Mix CORP | Bolingbrook | — | ◇ UNVERIFIED |
| AAAnchor Abrasives Company | Tinley Park | — | ◇ UNVERIFIED |
| ACArchitectural Cast Stone,inc. | West Chicago | — | ◇ UNVERIFIED |
| ACArchitectural Cast Stone, LLC | West Chicago | — | ◇ UNVERIFIED |
| ALArchitectural Limestone, Inc. | Gurnee | — | ◇ UNVERIFIED |
| AGArdagh Group | Dolton | — | ◇ UNVERIFIED |
| ACArt Crystal Ii Enterprises, INC. | Woodridge | — | ◇ UNVERIFIED |
| AIAtlantis Investment Group, Inc. | Elk Grove Village | — | ◇ UNVERIFIED |
| AAAWMCO Acquisition, LLC | Orland Park | — | ◇ UNVERIFIED |
| AMAztec Material Service CORP | Hodgkins | — | ◇ UNVERIFIED |
| BSBadger Shredding Products INC | Fairmont City | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Chicago | — | ◇ UNVERIFIED |
| BCBaja Contractors INC | Blue Island | — | ◇ UNVERIFIED |
| BMBard Materials-galena | Galena | — | ◇ UNVERIFIED |
| BMBard Materials-warren | Warren | — | ◇ UNVERIFIED |
| BTBeaird Transport | Mount Sterling | — | ◇ UNVERIFIED |
| BLBeardstown Lumber & Ready Mix | Beardstown | — | ◇ UNVERIFIED |
| BRBeelman Ready Mix | Breese | — | ◇ UNVERIFIED |
| BRBeelman Ready Mix | Benton | — | ◇ UNVERIFIED |
| BRBeelman Ready Mix | Centralia | — | ◇ UNVERIFIED |
| BRBeelman Ready Mix | Pinckneyville | — | ◇ UNVERIFIED |