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Board Of Directors

OFFICERS

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Tobias Kahan, President

Tobias Kahan is a Bay Area native and has been a member of Beth Jacob since returning from Israel with his family in 2021. He spent seven years living in Tel Aviv where he met his wife, Léa, and had their first child. During that time he worked at a cybersecurity startup and served in the Israeli Air Force. He is so grateful to have found Beth Jacob, a warm and welcoming community where he can live a proud Jewish life and raise his daughters, Zohar and Hallel steeped in Jewish wisdom and spirituality.

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Deborah Sosebee, Vice President

Deborah Sosebee, former Board President, is a native Northern Californian and has been a member of Beth Jacob since 2003. Before becoming a full-time mom, Deborah worked in Operations Research at the New York Stock Exchange. Since becoming a full-time mom, Deborah has served on the boards and committees of various institutions including Redwood Day School, Jewish Family & Community Services, Jewish Community High School of the Bay, and The Jewish Community Foundation. In her free time, Deborah enjoys baking, crossword and Ken-Ken puzzles, finding typos, and organizing things. Deborah and her husband Michael have three children, Hannah, Isaac and Daniel, and two   grandchildren, Betzalel and Arava.

Mary Friedman, Vice President

​​​​​​​Mary has been part of the incredible Beth Jacob Community since moving back to the Bay Area in 2010.  She was born in Moscow, Russia and grew up in the South Bay. Mary works in healthcare strategy, got her B.A. in Economics and Political Science from UC Berkeley and her Masters in Healthcare Policy and Management from the Harvard School of Public Health. Mary lives in Oakland with her husband and three boys on a mini urban farm with bees, fruit trees, veggie beds, a greenhouse, and chickens coming soon!

Leah Yomtovian Roush,  Treasurer


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Ariel Siegel, Secretary

Originally from New York, Ariel Siegel moved to Oakland in 2019 with her husband and daughter and immediately joined the Beth Jacob community. A veteran of the professional and volunteer Jewish world, she works in market research at a firm focused on creative content and cultural insights. Ariel holds a BA in Public Health from New York University.

BOARD OF DIRECTORS

Jennifer Blumenfeld


Raphael Edelman


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Alexandra Hart

Alex, born Salford, UK is a long-time Beth Jacob member. She has served on the late Rabbi Lord Jonathan Saks’ זצ'ל Champions of Change, designed to shake up the UK’s United Synagogue; Board Member of Hampstead Synagogue and Board Member of Oakland Hebrew Day School. Many late nights were spent working in London’s square mile before she pivoted to serve private foundations, in London and Europe, Israel, and here in the Bay Area. Each of her three children were born on different continents and these days, late nights are filled with magical bedtime stories, unless there’s a Board Meeting.

Originally from New York, Ariel Siegel moved to Oakland in 2019 and immediately joined the Beth Jacob community. A veteran of the professional and volunteer Jewish world, she currently works as a management consultant. 

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Brian Kaye

Brian has been a member of Beth Jacob Congregation since 1992. He is a retired physician with a specialty in rheumatology, with a former practice in Berkeley and Orinda. He served as a clinical professor of medicine at the University of California, San Francisco and an Adjunct Professor at Touro University in Vallejo. Brian is also very active in the Jewish community. He has been on the Board of Beth Jacob since 1995 and is a past-president. He is a past-president and long-term board member of Oakland Hebrew Day School (OHDS) and co-founder and past-president of the Jewish Community High School of the Bay (JCHS). Brian has chaired nine head of school or senior rabbinic searches for Beth Jacob, OHDS, and JCHS. He has been a Wexner Heritage Foundation Fellow and also served on the Executive Board of the Jewish Community Federation of the Greater East Bay. Although born in Detroit, Brian considers himself a Bay Area native as he grew up in Palo Alto.

Brian has a B.A. from Princeton University and an M.D. from the Baylor College of Medicine. He and his wonderful wife Fran have two children, Naomi and Joshua, and son-in-law, Honza, and two grandchildren, Ezra and Abram. Brian’s hobbies include playing with his grandchildren, travel, studying Jewish texts, reading, genealogy, classical music, going to art museums, and philately.

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Zoe Levine Lenhoff ​​​​​​​

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Phillip Ross

Phil, former Board President, is an East Bay native, raised in Piedmont. His family joined Beth Jacob in 1991, with his encouragement while he was in college, and has served as Board President. Throughout college and medical school he held leadership roles with Jewish organizations on campus and beyond. He is a former board member of the Montreal Community Education Center and Oakland Hebrew Day School. He spent a year of intensive text-based study at the Pardes Institute for Jewish Studies in Jerusalem and the Schlesinger Institute for Medical-Halachic Research at Shaare Zedek Medical Center. He returned to Bay Area to complete his fellowship in Urologic Oncology at UCSF. Phil is a urological surgeon practicing in Oakland and Orinda and has been actively involved with Beth Jacob since his return to the Bay Area in 2005. He lives in Oakland with his wife, Daphna and their three children.

Born in Toronto, Raphi moved to the Bay area with his family in 2018 after 10 years in NYC. Raphi has spent over a decade working in the FinTech world, most recently as an engineering leader at Goldman Sachs. In his free time, Raphi can be found spending time with his wife Nili and two sons (Ezra & Natan), riding his bike, or exploring ways to enhance our Eruv.

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Raphael Shorser

Born in Toronto, Raphi moved to the Bay area with his family in 2018 after 10 years in NYC. Raphi has spent over a decade working in the FinTech world, most recently as an engineering leader at Goldman Sachs. In his free time, Raphi can be found spending time with his wife Nili and two sons (Ezra & Natan), riding his bike, or exploring ways to enhance our Eruv.

Fri, July 12 2024 6 Tammuz 5784