Data update history
July 14, 2026
Posted financials
Added Form 990 for fiscal year 2025
June 20, 2026
Updated personnel
Identified 1 new personnel
September 18, 2025
Posted financials
Added Form 990 for fiscal year 2024
September 11, 2025
Updated personnel
Identified 4 new personnel
September 22, 2024
Posted financials
Added Form 990 for fiscal year 2023
Nonprofit Types
UnionsChapter / child organizations
Issues
Human servicesJobs and employment
Characteristics
Legally formed as other entityMembershipsPartially liquidatedState / local level
General information
- Address
- 5030 1st Ave S Ste 204
- Seattle, WA 98134
- Metro area
- Seattle-Tacoma-Bellevue, WA
- County
- King County, WA
- Website URL
- iatse887.org/Â
- Phone
- (206) 888-7105
IRS details
- EIN
- 91-6054462
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1961
- Eligible to receive tax-deductible contributions (Pub 78)
- No
Categorization
- NTEE code, primary
- J40: Labor unions, organizations
- NAICS code, primary
- 813930: Labor Unions
- Parent/child status
- Child within group exemption
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