City of Chicago

Chicago City Contracts

Contracts and modifications awarded by the City of Chicago since 1993. Each record details contract ID, vendor name, award date, amount, and a description of services.

Example records
Purchase Order DescriptionproductPurchase Order (Contract) NumberregistrationRevision NumberquantityContract TypeclassificationDepartmentroleVendor Namelegal entityVendor IDidentifierAddress 1addressCityaddressStateaddressAward AmountfinancialProcurement Typeclassification
UNION STATION LIGHTING (ADAMS/CANAL/JACKSON/CLINTO289551CONSTRUCTION-GENERALCHICAGO DEPARTMENT OF TRANSPORTATIONACURA INC93225537L556 COUNTY LINE ROAD EFTBENSENVILLEIL-105880.8BID
CDPH-RW-PA: PCHH-CORP PO 116678 SINAI HEALTH SYSTE302701DELEGATE AGENCYCHICAGO DEPARTMENT OF PUBLIC HEALTHSINAI HEALTH SYSTEM41617145V1500 S CALIFORNIA BLVDCHICAGOIL25222
EMS INCIDENT REPORT DATA SYSTEMT27465ZOLL MEDICAL CORP31286790H32 SECOND AVEBURLINGTONMA1258514
Use cases

Vendor Revenue Footprint for Sales Prospecting

A sales intelligence team targeting government contractors aggregates total contract values by vendor to identify which companies have a sustained, high-volume relationship with the city, then prioritizes outreach to those vendors as likely buyers of compliance, bonding, or project management services.

Vendor NameVendor IDAward AmountContract TypeApproval Date

KYB Verification of a Business Applying for Commercial Credit

A commercial lender reviewing a loan application from a construction firm cross-references the applicant against city contract records to confirm the business has an active operating history, verify the address on file matches public records, and gauge revenue scale from publicly awarded work.

Vendor NameVendor IDAddress 1CityState

Fraud Pattern Detection Across Contract Modifications

A fraud investigator at an insurance or surety company examines vendors with a high frequency of contract revisions and negative award amounts to identify patterns consistent with overbilling, contract manipulation, or fictitious change orders before issuing a performance bond.

Vendor NameVendor IDRevision NumberAward AmountPurchase Order (Contract) Number
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