Data update history
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
May 25, 2022
Used new vendors
Identified 2 new vendors, including , and
April 14, 2022
Updated personnel
Identified 2 new personnel
Nonprofit Types
UnionsChapter / child organizations
Issues
Human servicesJobs and employmentVoting rights
Characteristics
MembershipsState / local level
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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