- Find out about everything Jewish that’s happening for families on the Peninsula! Kesher is a community concierge service designed to help families with young children explore Jewish life and community. Sign up for Kesher’s e-newsletter for a monthly listing of everything Jewish for families in the area, like us on Facebook for daily updates and events, or meet us for coffee so we can learn about you and your family. Our aim is to assist you in adding Jewishness to your lives in ways that work for you - in your home, with friends, within the community. Our service is free and open to all families on the Peninsula. Kesher is powered by Jewish LearningWorks. To sign up, please email Sarith at firstname.lastname@example.org, call 650.283.2950 or like us on Facebook.