# Plumbing permit 100616796 at 121 W Wacker Dr, Chicago

Chicago Department of Buildings permit 100616796: issued Oct 1, 2015 for plumbing work at 121 W Wacker Dr. Revision to permit # 100592786 to change GC to sonoma construction, LLC, vent cont to admiral heating ventilating, inc, plumbing cont to hartwig plumbing & heating,inc.

- Permit number: 100616796
- Issued: Oct 1, 2015
- Type of work: Plumbing (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60601 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/121-w-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-08 07:41 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 121 W Wacker Dr: https://nearbypermits.com/chicago/address/121-w-wacker-dr/