# Fire systems permit B100839725 at 300 E Randolph St, Chicago

Chicago Department of Buildings permit B100839725: issued Oct 31, 2019 for fire systems work at 300 E Randolph St. Electrical only permit security system work (bluecross blueshield credit union) (17-6220).

- Permit number: B100839725
- Issued: Oct 31, 2019
- Type of work: Fire systems (city: Fire alarm system, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $26,665
- ZIP code: 60601 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/300-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 16:55 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 300 E Randolph St: https://nearbypermits.com/chicago/address/300-e-randolph-st/