# Electrical Work permit B100859378 at 20 N Wacker Dr, Chicago

City of Chicago permit B100859378, issued Jan 29, 2020 for 20 N Wacker Dr: electrical work. Installation of (2) new speaker/strobes and (2) smoke detectors in tenant space on 1st floor (coffee shop). The speakers will be tied into the existing speaker circuit, the strobes will be tied into the existing strobe circuit and smoke detector will be tied into the existing data circuit on this floor. All work is being done indoors only on the 1st floor.

- Permit number: B100859378
- Issued: Jan 29, 2020
- Type: Electrical Work
- Status: Complete
- Reported cost: $8,695
- Community area: Loop (32)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: City of Chicago open data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 02:59 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/