# Mechanical (HVAC) permit B200005920 at 839 N Dearborn St, Chicago

Chicago Department of Buildings permit B200005920: issued Feb 6, 2024 for mechanical (hvac) work at 839 N Dearborn St. Repair/replacement affecting 1 systems : 1 chiller(replace carrier 35 ton chiller and install new carrier 30rap035 chiller on the roof.). Electrical work under this permit = no. Locations: 1 residential unit(s), 0 non-residential unit(s), 1 interior common areas, exterior work, building roof.

- Permit number: B200005920
- Issued: Feb 6, 2024
- Type of work: Mechanical (HVAC) (city: Mechanical work, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $112,842
- ZIP code: 60654 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/839-n-dearborn-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-15 12:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 839 N Dearborn St: https://nearbypermits.com/chicago/address/839-n-dearborn-st/