City of Chicago

Procurement Services

We are the contracting authority for the procurement of goods and services for the City of Chicago

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Contract Details

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Original Contract

DUR in the Award Amount column means that the contract award total Depends Upon Requirements. A Depends Upon Requirements contract is an indefinite quantities contract in which the city places orders as needed. The vendor is not guaranteed any particular contract award amount.
Contract (PO) # Disclosure # Award Date Start Date End Date Department Original Award Amount
02/23/2007 03/01/2007 02/28/2010 CHICAGO DEPARTMENT OF AVIATION Up To $700,000.00

Modifications/Amendments

Modification # Description Disclosure # Award Date Start Date End Date Department Amount
Water Treatment Consulting Services For the Chicago Airport System 02/22/2010 03/01/2007 02/28/2011 CHICAGO DEPARTMENT OF AVIATION $350,000.00
Water Treatment Consulting Services For the Chicago Airport System 06/08/2011 03/01/2007 02/29/2012 CHICAGO DEPARTMENT OF AVIATION $262,500.00