# Alteration or repair permit 100666362 at 1801 W Warner Ave, Chicago

Chicago Department of Buildings permit 100666362: issued Oct 20, 2016 for alteration or repair work at 1801 W Warner Ave. Self-certifictaion: build-out of an existing 1st floor, 3,700 SQ. FT. Office space for use as an office in an existing three story office building. Build-out includes new walls, doors, mechanical electrical and plumbing systems no change of use occupancy or area as per plans.

- Permit number: 100666362
- Issued: Oct 20, 2016
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $25,000
- ZIP code: 60613 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/1801-w-warner-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 12:37 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 1801 W Warner Ave: https://nearbypermits.com/chicago/address/1801-w-warner-ave/