# Alteration or repair permit 100903450 at 3920 N Clark St, Chicago

Chicago Department of Buildings permit 100903450: issued Oct 5, 2021 for alteration or repair work at 3920 N Clark St. Spr 2019 CBC mary hartwell-catherwood apartments is a nine-story residential building high-rise building plus penthouse & machine room levels. Existing two car duplex elevator system elevator system serving each floor. Scope includes all work needed to modernize the building's elevators (elevator under separate permit), specs & other project related documents. Includes, but is not limited to, making all system parts, elevator related spaces & building elements compliant with applicable codes & standards. And improvements to machine room, lobbies, elevator pit & other building spaces per plans certified plans corrections: conditional permit subject to field inspections.

- Permit number: 100903450
- Issued: Oct 5, 2021
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Other (city: Phased permitting)
- Reported cost: $1,200,000
- ZIP code: 60613 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/3920-n-clark-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-13 06:11 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 3920 N Clark St: https://nearbypermits.com/chicago/address/3920-n-clark-st/