# Alteration or repair permit 100853722 at 20 N Wacker Dr, Chicago

Chicago Department of Buildings permit 100853722: issued Jan 15, 2020 for alteration or repair work at 20 N Wacker Dr. Self-cert. Project: interior alterations in existing office building on the 5th floor, suite 556, to expand the existing office tenant space as per plans. (No change in use).

- Permit number: 100853722
- Issued: Jan 15, 2020
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $47,000
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-02 23:46 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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