Data update history
August 17, 2024
Updated personnel
Identified 6 new personnel
August 14, 2024
Posted financials
Added Form 990 for fiscal year 2023
October 5, 2023
Updated personnel
Identified 7 new personnel
October 4, 2023
Posted financials
Added Form 990 for fiscal year 2022
February 3, 2023
Posted financials
Added Form 990 for fiscal year 2021
Nonprofit Types
UnionsChapter / child organizations
Issues
Human servicesJobs and employmentVoting rights
Characteristics
MembershipsState / local levelRelated 527
General information
- Address
- 901 Russell Ave 300
- Gaithersburg, MD 20879
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- County
- Montgomery County, MD
- Website URL
- seiu500.org/Â
- Phone
- (301) 740-7100
IRS details
- EIN
- 52-0910299
- Fiscal year end
- September
- Taxreturn type
- Form 990
- Year formed
- 1971
- 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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