# Alteration or repair permit 6548224-CN at 401 1st Ave S, Seattle

Seattle Department of Construction and Inspections permit 6548224-CN: issued Jan 10, 2017 for alteration or repair work at 401 1st Ave S. Change use of portion of 1st floor from general sales and services to office. Construct tenant improvements including mezzanines to retail assembly and office space per plan.

- Permit number: 6548224-CN
- Issued: Jan 10, 2017
- Type of work: Alteration or repair (city: Addition/Alteration, Commercial)
- Status: Finished (city: Completed)
- Reported cost: $460,575
- ZIP code: 98104
- All permits at this address: https://nearbypermits.com/seattle/address/401-1st-ave-s/

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Source: Seattle Department of Construction and Inspections permit data (https://cos-data.seattle.gov/d/76t5-zqzr), City of Seattle. Checked 2026-10-13 15:40 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 401 1st Ave S: https://nearbypermits.com/seattle/address/401-1st-ave-s/