| Contract (PO) # | Disclosure # | Award Date | Start Date | End Date | Department | Original Award Amount |
|---|---|---|---|---|---|---|
| 07/03/2018 | CHICAGO DEPARTMENT OF AVIATION | Up To $1,500,000.00 |
| Modification # | Description | Disclosure # | Award Date | Start Date | End Date | Department | Amount |
|---|---|---|---|---|---|---|---|
|
753661
| WATER TREATMENT CONSULTING SERVICES AT O'HARE AND MIDWAY INTERNATIONAL AIRPORTS | 07/10/2018 | 08/01/2018 | 07/31/2023 | CHICAGO DEPARTMENT OF AVIATION | DUR | |
| WATER TREATMENT CONSULTING SERVICES AT O'HARE AND MIDWAY INTERNATIONAL AIRPORTS | 12/22/2023 | 08/01/2018 | 07/30/2025 | CHICAGO DEPARTMENT OF AVIATION | DUR | ||
|
753663
| WATER TREATMENT CONSULTING SERVICES AT O'HARE AND MIDWAY INTERNATIONAL AIRPORTS | 11/10/2025 | 08/01/2018 | 07/31/2026 | CHICAGO DEPARTMENT OF AVIATION | DUR |