| SCSEK Corporation / Radatz | S Elgin | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| SESouth Elgin Yard 287 | Elgin | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| SSpringfield | Springfield | IL | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| SMSTLD2 - Midwest Block | Waterloo | IL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| SLSt. Louis Structures - CMC | Madison | IL | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| SSStone Systems of Chicago | Mundelein | IL | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| SPSycamore Plant #260 | Sycamore | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| TPTribute Precast Systems | Freeport | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| VVVeterans Village Enterprises Group LLC | Dixmoor | IL | Nonmetallic Mineral Product Manufacturing327999 | — | ▲ REPORTED CLOSED |
| VPVolo Plant | Ingleside | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| WMWashington Mills Hennepin Inc | Hennepin | IL | Nonmetallic Mineral Product Manufacturing327910 | 20-99 | ◐ LIKELY ACTIVE |
| WCWestmont - CPL | Westmont | IL | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| WBWILLE BROTHERS COMPANY- Lemont Ready Mix Plant | Lemont | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| WBWILLE BROTHERS COMPANY- Monee Ready Mix Plant | Monee | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| ECEpic Contractors and Materials, LLC | Maywood | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| GGGrabinski Group INC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◐ LIKELY ACTIVE |
| AMAdams Monument Sales, INC. | Charleston | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| AAAWMCO Acquisition, LLC | Orland Park | IL | Nonmetallic Mineral Product Manufacturing327310 | 1-19 | ◇ UNVERIFIED |
| BWBecker Works, Ltd. | Chicago | IL | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◇ UNVERIFIED |
| BWBecker Works, Ltd. | Chicago | IL | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◇ UNVERIFIED |
| BBBob Barnett Ready-mix | Harrisburg | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| CRCanton Ready-mix INC | Canton | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| CGClassic Garden Ornaments, LTD. | Pomona | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| CSCoady Supply Co., INC. | Springfield | IL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◇ UNVERIFIED |
| FRForrest Redi-mix, INC. | Forrest | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| GRGorman Ready Mix CO INC | Jerseyville | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| GCGrundy County Redi-mix CO | Morris | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| JTJ.e. Tomes & Associates, INC. | Blue Island | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| KVKelley Vault Co., INC. | Champaign | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| KCKilian Corporation | Mascoutah | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| MSMeno Stone CO. INC. | Lemont | IL | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| MRMetropolis Ready Mix | Metropolis | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| OGOakbrook Glass Center, Inc. | Lombard | IL | Nonmetallic Mineral Product Manufacturing327215 | 1-19 | ◇ UNVERIFIED |
| OCOdum Concrete Products INC | Marion | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| QRQuality Ready Mix Concrete CO INC | Morrison | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| RRRaleigh Ready Mix LLC | Raleigh | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| RRRegional Ready Mix | Rochelle | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| RCRiber Construction INC | Dwight | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| RRRiver Redi - Mix INC | Marseilles | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| SCSesser Concrete Products CO | Sesser | IL | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◇ UNVERIFIED |
| SISouthern Illinois Redi-mix INC | Marion | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| SMStanley's Marble & Granite, Inc. | Bridgeview | IL | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| SWSterling Wilbert Vault CO | Sterling | IL | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| URUnited Ready Mix INC | Peoria | IL | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◇ UNVERIFIED |
| ZRZimmerly Ready Mix CO INC | Paris | IL | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| 8G820 Greenleaf LLC | Elk Grove Village | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| ASAbitua Sewer Water & Plumbing INC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ALAccurate Logistics INC | Hodgkins | IL | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| ALAccurate Logistics INC | Naperville | IL | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| AWAj Walker Construction CO | Mattoon | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |