Interior build-out for a speculative office suite in suite 540
Alteration or repair at 645 N Michigan Ave, Chicago
Chicago Department of Buildings permit 101081306: issued May 7, 2026 for alteration or repair work at 645 N Michigan Ave. Interior build-out for a speculative office suite in suite 540. This is a business use in an existing business use space. The project is located in an existing high-rise building and is fully sprnklered and has a full fire alarm system.
- Permit number
- 101081306
- Issued
- Type of work
- Alteration or repair
- Status
- Issued
- Reported cost
- $190,133
- ZIP code
- 60611 (from the permit's location)
- City's category
- Permit - renovation/alteration
- City's status
- Active
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 645 N Michigan Ave, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 2, 2026. We checked it Oct 3, 01:56 UTC. Official data.
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