| FACILITY | CITY | STATE | INDUSTRY | EMPLOYEES | STATUS |
|---|---|---|---|---|---|
| Pilkington North America | Ottawa | IL | 327211 | — | LIKELY ACTIVE |
| Kahle Company | Ottawa | OH | 327320 | 20-99 | LIKELY ACTIVE |
| Midwest Concrete Materials - Plant #36 (air) | Ottawa | KS | 327320 | — | LIKELY ACTIVE |
| Carus Chemical CO | Ottawa | IL | 327992 | — | UNVERIFIED |
| Covia | Ottawa | IL | 327999 | — | UNVERIFIED |
| Peltier Glass Site | Ottawa | IL | 327212 | — | UNVERIFIED |
| Pilkington NSG | Ottawa | IL | 327211 | 100-499 | LIKELY ACTIVE |
| Builders Choice | Ottawa | KS | 327320 | — | UNVERIFIED |
| Clifford W. Estes, Co., INC. | Ottawa | IL | 327999 | — | UNVERIFIED |
| Penny's Concrete Inc., Ottawa (stormwater) | Ottawa | KS | 327320 | — | UNVERIFIED |
