Construct blanket permit tenant improvements to Project Mountain on the seventh floor of existing commercial
Alteration or repair at 401 Union St, Seattle
Seattle Department of Construction and Inspections permit 7091673-BK: issued Aug 18, 2025 for alteration or repair work at 401 Union St. Construct blanket permit tenant improvements to Project Mountain on the seventh floor of existing commercial building per plan.
- Permit number
- 7091673-BK
- Issued
- Type of work
- Alteration or repair
- Status
- Finished
- Reported cost
- $2,000,000
- ZIP code
- 98101
- City's category
- Tenant Improvment, Commercial
- City's status
- Completed
- Source
- Seattle Department of Construction and Inspections permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 401 Union St, and what's permitted nearby
Seattle Department of Construction and Inspections updated its data Oct 6, 2026. We checked it Oct 6, 22:48 UTC. See the city's official records (City of Seattle).
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