| FACILITY | CITY | STATE | INDUSTRY | EMPLOYEES | STATUS |
|---|---|---|---|---|---|
| Dukane Precast - Aurora Plant | Aurora | IL | 327320 | 100-499 | LIKELY ACTIVE |
| Unilock Chicago | Aurora | IL | 327331 | 100-499 | LIKELY ACTIVE |
| Atmi Precast | Aurora | IL | 327320 | — | UNVERIFIED |
| Kendall County Concrete INC | Aurora | IL | 327320 | — | UNVERIFIED |
| Ozinga Ready Mix Concrete INC | Aurora | IL | 327320 | — | UNVERIFIED |
| Vcna Prairie Illinois Building Materials LLC | Aurora | IL | 327320 | — | UNVERIFIED |
| SEK Corporation / Aurora | Aurora | IL | 327390 | 1-19 | LIKELY ACTIVE |
| SEK Corporation/MAIN | Aurora | IL | 327390 | 1-19 | LIKELY ACTIVE |
| Concrete & Block CO | Aurora | IL | 327331 | — | UNVERIFIED |
| The Granite & Marble Depot, INC. | Aurora | IL | 327991 | — | UNVERIFIED |
