Jewish Family and Children's Services of San Francisco, the Peninsula, Marin and Sonoma Counties (JFCS) is one of the oldest and largest human service institutions in the United States. Founded in 1850 by immigrant pioneers, today JFCS continues to be an extended family of care, serving thousands of people annually with the highest-quality, research-based social services. JFCS is grateful to the many generous donors, businesses, and foundations that enable us to continue our humanitarian work.