# Alteration or repair permit 100193198 at 20 E Randolph St, Chicago

Chicago Department of Buildings permit 100193198: issued Oct 23, 2007 for alteration or repair work at 20 E Randolph St. New antennas mounted on existing building wall with outdoor equipment cabinets on new concrete pad.

- Permit number: 100193198
- Issued: Oct 23, 2007
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $40,000
- ZIP code: 60601 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/20-e-randolph-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 17:47 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 20 E Randolph St: https://nearbypermits.com/chicago/address/20-e-randolph-st/