# Alteration or repair permit 100920431 at 550 W Randolph St, Chicago

Chicago Department of Buildings permit 100920431: issued Jun 9, 2021 for alteration or repair work at 550 W Randolph St. Self-cert pre-2019 cbc- interior selective demolition in existing office building on floors 1, 3, 4 & 6; to include removal & replacement of 1st floor exterior door and window transom as per plans (structural peer review) (occupancy group B; construction type iiia).

- Permit number: 100920431
- Issued: Jun 9, 2021
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $120,750
- ZIP code: 60661 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/550-w-randolph-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-15 17:04 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 550 W Randolph St: https://nearbypermits.com/chicago/address/550-w-randolph-st/