# Alteration or repair permit 100136469 at 25 E Washington St, Chicago

Chicago Department of Buildings permit 100136469: issued Nov 8, 2006 for alteration or repair work at 25 E Washington St. Installation of HVAC system on the 21st floor to supply the 20th floor as per plans.

- Permit number: 100136469
- Issued: Nov 8, 2006
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $350,000
- ZIP code: 60602 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/25-e-washington-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 21:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 25 E Washington St: https://nearbypermits.com/chicago/address/25-e-washington-st/