# Alteration or repair permit 100724603 at 123 N Wacker Dr, Chicago

Chicago Department of Buildings permit 100724603, issued Jan 31, 2018 for 123 N Wacker Dr: alteration or repair. Alterations to existing office space to include new roof deck on west side of 28th floor & infill of atrium opening at 30th floor, as per plan.**certified corrections- - subject to field inspections & audit **

- Permit number: 100724603
- Issued: Jan 31, 2018
- 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/123-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 08:57 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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