| EMEuro Marble & Granite Installations, INC. | Schiller Park | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| EMEuro Marble Supply, Ltd, Dba Euro Marble & Granite, INC. | Schiller Park | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| EUEuroptec USA LLC | Chicago | IL | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| FRFairfield Ready Mix | Fairfield | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
 Fair-rite Products CORP | Flat Rock | IL | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |
| FWFarmington Wilbert Vault | Farmington | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| FRFlora Ready Mix INC | Flora | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FRFlynn Ready Mix Concrete CO | Elizabeth | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Forreston | Forreston | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Freeport | Freeport | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Lanark | Lanark | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FRForrest Redi-mix INC | Forrest | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast, LLC | South Beloit | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| FWFred Weber INC | Morton | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FSFreedom Supply Company LLC / Kbi Holdings LLC | Chicago Heights | IL | Nonmetallic Mineral Product Manufacturing327332 | — | ◇ UNVERIFIED |
| FGFuyao Glass Illinois CO | Decatur | IL | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| FGFuyao Glass Illinois, INC. | Mount Zion | IL | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| GBGalesburg Builders Supply #2 | Galesburg | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GBGalesburg Builders Supply CO | Galesburg | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GEGayton Enterprises | Saint Charles | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GGGeneva Glass Works, INC. | Geneva | IL | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| GFGeorge Ferber & Sons | Fairmount | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GRGibson Redi - Mix INC | Gibson City | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GMGlenn Mccann CO INC | Ransom | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GBGold Bond - Wak Plant | Waukegan | IL | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| GCGoreville Concrete INC | Goreville | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GCGoreville Concrete Products INC | Vienna | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GRGorman Ready Mix CO INC | Jerseyville | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GCGp Concrete | Pontiac | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GCGraber Concrete Pipe Company | Bloomingdale | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GBGrandioso Brick & Stone | Chicago | IL | Nonmetallic Mineral Product Manufacturing327121 | — | ◇ UNVERIFIED |
| GMGranite Marble Gallery | Mundelein | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GEGranit Expert, Inc. | Wheeling | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| GRGranville Ready Mix | Granville | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GDGreenlee Diamond Tool CO | Des Plaines | IL | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| GCGrexii CORP D/b/a Block Ready Mix Group | Silvis | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GAGrier Abrasive Operating LLC | South Holland | IL | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| GPGrier Products Inc. | South Holland | IL | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| GCGrundy County Redi-mix CO | Morris | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GRGrundy Redi Mix CO | Coal City | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
 Hahn Ready Mix CO | Aledo | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHardin Ready Mix INC | Hardin | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HIHardroc INC. | Wheeling | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HKHarry Kuhn INC | Plainfield | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHarsco Corporation | Pawnee | IL | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| HCHarvest Custom Countertops | West Chicago | IL | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| HBHayward Baker | Gillespie | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HCHoward Concrete Pumping CO INC | Belleville | IL | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| IBIbc Block Mfg LLC | Champaign | IL | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| ICIcci Concrete LLC | Tremont | IL | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
