# Alteration or repair permit 101072730 at 155 N Wacker Dr, Chicago

Chicago Department of Buildings permit 101072730: issued Sep 15, 2025 for alteration or repair work at 155 N Wacker Dr. Self-cert 2019 CBRC: interior alterations on the 27th, floor in existing office building for single full floor office tenant. New partitions, electrical, ventilation and plumbing work as per plans. (Occupancy group B; type 1a construction) (structural peer review).

- Permit number: 101072730
- Issued: Sep 15, 2025
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $3,376,000
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/155-n-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 12:12 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 155 N Wacker Dr: https://nearbypermits.com/chicago/address/155-n-wacker-dr/