# Alteration or repair permit 6942095-CN at 1900 9th Ave, Seattle

Seattle Department of Construction and Inspections permit 6942095-CN: issued Dec 13, 2023 for alteration or repair work at 1900 9th Ave. Construct tenant improvements to office & research laboratory spaces at levels 10 & 11 of existing mixed-use structure (Seattle Children's Research Institute) occupy per plan. Mechanical included.

- Permit number: 6942095-CN
- Issued: Dec 13, 2023
- Type of work: Alteration or repair (city: Addition/Alteration, Institutional)
- Status: Finished (city: Completed)
- Reported cost: $4,321,226
- ZIP code: 98101
- All permits at this address: https://nearbypermits.com/seattle/address/1900-9th-ave/

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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 2026-10-10 12:52 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 1900 9th Ave: https://nearbypermits.com/seattle/address/1900-9th-ave/