# Alteration or repair permit 100437038 at 333 E Ontario St, Chicago

Chicago Department of Buildings permit 100437038: issued Jul 19, 2012 for alteration or repair work at 333 E Ontario St. Facade renovations and reroute of exit stair as per plans.existing retail.

- Permit number: 100437038
- Issued: Jul 19, 2012
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $75,000
- ZIP code: 60611 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/333-e-ontario-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 20:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 333 E Ontario St: https://nearbypermits.com/chicago/address/333-e-ontario-st/