East Cambridge Savings Bank (ECSB) is a mutual community bank based in Cambridge, Massachusetts, founded in 1854. As a member-owned institution, ECSB focuses on the needs of the community and its depositors, emphasizing local economic growth. The bank operates under 1854 Bancorp and manages assets exceeding $1.5 billion, following its merger with Patriot Community Bank in 2022. ECSB serves eastern Massachusetts with 11 branches and an educational training facility at Cambridge Rindge and Latin School. ECSB offers a range of services, including personal banking with checking and savings accounts, business banking with commercial lending and treasury management, mortgage services for home purchases and refinancing, and digital banking platforms for convenient account management. The bank is committed to localized decision-making and personalized service, actively supporting community initiatives and educational partnerships. Its mutual structure allows ECSB to prioritize the interests of its customers, fostering trust and engagement within the communities it serves.