# Alteration or repair permit 100124434 at 351 E 21st St, Chicago

Chicago Department of Buildings permit 100124434: issued Aug 28, 2006 for alteration or repair work at 351 E 21st St. Interior alterations of 2nd floor technology center tenant space (suite 200) including emergrncy generator, underground fuel storage tank & new electrical service per plans. -Conditional permit, subject to field verification.

- Permit number: 100124434
- Issued: Aug 28, 2006
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $300,000
- ZIP code: 60616 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/351-e-21st-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 16:56 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 351 E 21st St: https://nearbypermits.com/chicago/address/351-e-21st-st/