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SEIU Local 509 Endorses Michelle Wu for Mayor

Released on: October 27, 2021

Boston, MA— SEIU Local 509 endorsed Michelle Wu for Mayor today, an important endorsement from a union representing thousands of workers in human services and education across the city and state. Citing her proven track record of advocacy for racial, economic and social justice, SEIU Local 509 said that Wu is the best candidate to lead Boston and champion issues of importance to members and their families.

"SEIU Local 509 is proud to endorse Michelle Wu for Mayor of Boston. Our union is stronger when we fight for the issues that impact our communities at the worksite and beyond it, from the right to affordable housing to the right to a healthy environment. With a history of advocating for economic, racial, and social justice, Michelle is a leader who shares our values and vision for justice. We look forward to working with her to achieve that vision in the city of Boston," said Peter MacKinnon, MSW, LCSW  President - SEIU Local 509

"I am excited to support Michelle Wu for Mayor of Boston. As a social worker, I have seen firsthand what happens when communities don't have the resources needed to thrive. Michelle is committed to fighting for the urgent issues we are facing - racial justice, workers' rights, and climate justice among them. I know Boston can count on her to continue to be an advocate for the issues that matter," said Cokiena Fuller, DCF Social Worker, SEIU 509 Vice President

From providing social services to our elders to serving in educational settings throughout the city, SEIU Local 509 has led the way for working families in Boston. I am honored to be endorsed by SEIU Local 509 and look forward to continuing to partner with them to fight for fair wages, safe conditions and a Boston for everyone,” said Michelle Wu.

SEIU Local 509 represents nearly 20,000 human service workers and educators throughout Massachusetts. Their members work in Boston’s care centers, clinics, homes, schools, and universities. Local 509 members are united in our mission to raise living standards for working families while improving the quality and affordability of the services we provide.

SEIU Local 509’s endorsements add to an enthusiastic multigenerational, multicultural coalition of grassroots supporters, including leaders Senator Elizabeth Warren, Senator Ed Markey, Congresswoman Ayanna Pressley, Mayor Kim Janey, Sheriff Steve Tompkins, Suffolk County Register of Probate Felix Arroyo Sr., Boston City Councilors Ricardo Arroyo, Liz Breadon and Lydia Edwards; State Senators Assistant Majority Leader Sal DiDomenico, Sonia Chang Diaz and Julian Cyr; State Representatives Assistant Majority Leader Mike Moran, Ways and Means Chair Aaron Michlewitz, Jay Livingstone, Adrian Madaro, Vanna Howard, Natalie Higgins, Liz Miranda, Tram Nguyen, Maria Robinson, Andy Vargas, and Tommy Vitolo; former State Representative and Assistant Majority Leader Byron Rushing; former State Transportation Secretaries Fred Salvucci and Jim Aloisi; former MBTA FMCB Chairman Joseph Aiello; former Boston City Councilor Tito Jackson; former State Representative Charlotte Golar Richie; labor unions 1199 SEIU, 32BJ SEIU, North Atlantic States Regional Council of Carpenters, Teamsters Local 25, New England Joint Board of UNITE HERE!, UAW Region 9A, Laborers Local 22, Alliance of Unions at the MBTA, MBTA Inspectors Union Local 600, OPEIU Local 453; climate organizations Sunrise Boston, Sierra Club, the Environmental League of Massachusetts, 350 Mass Action; Progressive West Roxbury/Roslindale; Boston’s Ward 1, Ward 4 and Ward 5 Democratic Committees; The Boston Guardian; and fellow municipal elected officials from across Greater Boston and the Commonwealth of Massachusetts. For all of Michelle for Boston’s endorsements, visit