# Mechanical (HVAC) permit 100412708 at 1201 N Clark St, Chicago

Chicago Department of Buildings permit 100412708: issued Sep 28, 2011 for mechanical (hvac) work at 1201 N Clark St. Revision to permit # 100405893 to change HVAC contractor (j & m heating & cooling).

- Permit number: 100412708
- Issued: Sep 28, 2011
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60610 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/1201-n-clark-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 18:44 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 1201 N Clark St: https://nearbypermits.com/chicago/address/1201-n-clark-st/