AFSCME 3299 represents 26,000 service and patient care workers at the University of California, and is comprised mostly of women and people of color who are among the lowest-paid workers in the UC system.
The union said its endorsement follows a consultation with membership in which Sanders received significantly more support than all other candidates combined in a recent survey.
“This election will be a referendum on a corrupt President who has actively worked to rip off workers, attack our families and undermine our collective bargaining rights,” said Michael Avant, executive vice president of the local. “These are the biggest voting issues for our members. And while any of the major candidates challenging Trump would be a significant improvement, none have walked the talk as reliably and consistently as Senator Bernie Sanders, and that’s why we are enthusiastically endorsing him for President.”