# Alteration or repair permit 100652321 at 20 S Wacker Dr, Chicago

Chicago Department of Buildings permit 100652321: issued Jul 29, 2016 for alteration or repair work at 20 S Wacker Dr. Self-cert. Permit - interior alterations in existing office building to cme group's office space, partial 3rd floor and partial 15th floor as per plans.

- Permit number: 100652321
- Issued: Jul 29, 2016
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $1,116,342
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/20-s-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-08 03:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 20 S Wacker Dr: https://nearbypermits.com/chicago/address/20-s-wacker-dr/