David (Borowich) Ya'ari is the Chairman of A.B. Ya’ari Holdings Ltd., an international holding company focused on technology in Israel, Africa and the United States. He is an active social entrepreneur serving on the Board of Directors of Israel's Nature and Heritage Foundation and Hashomer Hachadash and is the former CEO of Hillel Israel and the Founder and past Chairman of the Council of Young Jewish Presidents and Dor Chadash.