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- The Building Service Employees Union (BSEIU) was first formed in Chicago in 1921; today, SEIU has over 2 million members and celebrated 100 years of service on April 23, 2021.
- Classifications represented: Clerks, Custodians, School Lunchroom Helpers, and more.
- Number of SFUSD unit members: 1060
- For more information, visit SEIU’s website at https://www.seiu.org/
This page was last updated on April 23, 2025