# Fire systems permit B100854208 at 20 N Wacker Dr, Chicago

Chicago Department of Buildings permit B100854208: issued Dec 19, 2019 for fire systems work at 20 N Wacker Dr. Installation of (5) new speaker/strobes and (2) strobes in tenant space (suite 4010) on 40th floor. The new devices will be tied into the existing fire alarm system. All work will be done indoors on 40th floor.

- Permit number: B100854208
- Issued: Dec 19, 2019
- Type of work: Fire systems (city: Fire alarm system, permit – express permit program)
- Status: Finished (city: Complete)
- Reported cost: $5,875
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 19:32 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 20 N Wacker Dr: https://nearbypermits.com/chicago/address/20-n-wacker-dr/