# Renovation or alteration permit 100852242 at 20 N Wacker Dr, Chicago

Chicago Department of Buildings permit 100852242, issued Mar 10, 2020 for 20 N Wacker Dr: renovation or alteration. Self-cert. Project: interior alterations in existing office building to the existing office space on the 6th floor, suite 622, to expand the tenant suite by 1,705 sqft, as per plans. (No change in use)

- Permit number: 100852242
- Issued: Mar 10, 2020
- Type: Renovation or alteration
- Status: Complete
- Reported cost: $180,000
- Community area: Loop (32)
- 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 12:18 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/