# Alteration or repair permit 6448729-CN at 800 5th Ave, Seattle

Seattle Department of Construction and Inspections permit 6448729-CN: issued Oct 16, 2015 for alteration or repair work at 800 5th Ave. Construct alterations to the building envelope at the 4th and 5th floors of existing office building including replacement of panels with windows per plan.

- Permit number: 6448729-CN
- Issued: Oct 16, 2015
- Type of work: Alteration or repair (city: Addition/Alteration, Commercial)
- Status: Finished (city: Completed)
- Reported cost: $4,500,000
- ZIP code: 98104
- All permits at this address: https://nearbypermits.com/seattle/address/800-5th-ave/

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr). Checked 2026-10-05 15:21 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 800 5th Ave: https://nearbypermits.com/seattle/address/800-5th-ave/