# Mechanical (HVAC) permit 100716071 at 311 W Monroe St, Chicago

Chicago Department of Buildings permit 100716071: issued Jul 19, 2017 for mechanical (hvac) work at 311 W Monroe St. Revision to permit #100606092 to change the ventilation contractor of record to ct mechanical.

- Permit number: 100716071
- Issued: Jul 19, 2017
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/311-w-monroe-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 04:48 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 311 W Monroe St: https://nearbypermits.com/chicago/address/311-w-monroe-st/