# Alteration or repair permit 101003733 at 20 N Wacker Dr, Chicago

Chicago Department of Buildings permit 101003733, issued May 8, 2023 for 20 N Wacker Dr: alteration or repair. Spr 2019 CBRC: interior alterations to ground floor lobby at existing high rise office building and opera house. Work to include demo, new partitions, mechanical, and electrical for a new lobby airlock system as per plans. No plumbing work. 1A construction. A1-assembly & b-business

- Permit number: 101003733
- Issued: May 8, 2023
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Expired (city: Expired)
- Reported cost: $1,400,000
- 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 2026-10-01 13:52 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/