# Plumbing permit 100889709 at 1 N Dearborn St, Chicago

Chicago Department of Buildings permit 100889709, issued Sep 3, 2020 for 1 N Dearborn St: plumbing. Revision to permit no. 100881414 Change of plumbing contractor to fettes loves and sieben; change of HVAC contractor to enviromental mechanical servixces.

- Permit number: 100889709
- Issued: Sep 3, 2020
- Type of work: Plumbing (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60602 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/1-n-dearborn-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 14:43 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/