# Fire Alarm System permit B100930724 at 141 W Jackson Blvd, Chicago

Chicago Department of Buildings permit B100930724, issued Jul 26, 2021 for 141 W Jackson Blvd: fire alarm system. **Fire alarm permit**tennant build out for the 7 and 8th floor old trading floor. An approved notifier one way and two voice evacuation system

- Permit number: B100930724
- Issued: Jul 26, 2021
- Type: Fire Alarm System
- Status: Complete
- Reported cost: $66,000
- Community area: Loop (32)
- All permits at this address: https://nearbypermits.com/chicago/address/141-w-jackson-blvd/

---
Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-01 11:27 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/