# Alteration or repair permit 100691433 at 100 S Wacker Dr, Chicago

Chicago Department of Buildings permit 100691433: issued Mar 17, 2017 for alteration or repair work at 100 S Wacker Dr. Self-cert: interior alterations to 21st floor office space as per plans. Per aor 1 tenant on 21st floor, mechanical spaces (nic) on other parts of floor.

- Permit number: 100691433
- Issued: Mar 17, 2017
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $800,000
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/100-s-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 23:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 100 S Wacker Dr: https://nearbypermits.com/chicago/address/100-s-wacker-dr/