# Alteration or repair permit 100896937 at 446 E Ontario St, Chicago

Chicago Department of Buildings permit 100896937: issued Jan 26, 2021 for alteration or repair work at 446 E Ontario St. This project consists of a tenant improvement of an existing medical imaging suite. The current and proposed use will be a business occupancy classification. Improvements include the addition of a mammography room and the installation of a ct scanner to another room. Upgrades include minor structural, mechanical, and electrical.

- Permit number: 100896937
- Issued: Jan 26, 2021
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $250,000
- 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 09:50 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/