# Alteration or repair permit 100755999 at 321 N Clark St, Chicago

Chicago Department of Buildings permit 100755999: issued Apr 24, 2018 for alteration or repair work at 321 N Clark St. Self cert project interior demolition of existing tenant office suite on floor 16. Project includes demolition of existing space in preparation for future interior partitions, ceilings, lighting and finishes, as well as the reworking of existing HVAC, electrical, plumbing, sprinklers and fire alarm. Current use: office/proposed use: office.

- Permit number: 100755999
- Issued: Apr 24, 2018
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $113,470
- ZIP code: 60654 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/321-n-clark-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-09 18:13 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 321 N Clark St: https://nearbypermits.com/chicago/address/321-n-clark-st/