# Alteration or repair permit 100978823 at 446 E Ontario St, Chicago

Chicago Department of Buildings permit 100978823: issued Jun 8, 2023 for alteration or repair work at 446 E Ontario St. Dds 2019 CBRC: interior alterations to existing lobby to convert floors 6-10 from office to 101 hotel room to include new partitions, electrical, plumbing, mechanical and structural work as per plans. 1A construction. R-1 residential. Interior demolition under permit 100967827.

- Permit number: 100978823
- Issued: Jun 8, 2023
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $20,000,000
- ZIP code: 60611 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/446-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 08:16 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 446 E Ontario St: https://nearbypermits.com/chicago/address/446-e-ontario-st/