# Renovation or alteration permit 100993290 at 20 N Wacker Dr, Chicago

City of Chicago permit 100993290, issued Dec 19, 2022 for 20 N Wacker Dr: renovation or alteration. Self cert 2019 CBRC: interior alterations to existing 17th floor office space, work to include architectural, mechanical, electrical, and plumbing as per plans. (Occupancy- b-business. Construction type-1a)

- Permit number: 100993290
- Issued: Dec 19, 2022
- Type: Renovation or alteration
- Status: Complete
- Reported cost: $850,000
- Community area: Loop (32)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: City of Chicago open data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 03:32 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/