Aliza Mazor (she/her) is the Chief Field-Building Officer for UpStart, a national enterprise that partners with bold leaders to build more just, vibrant, and inclusive Jewish communities. As Chief Field-Building officer, Aliza supports UpStart alumni network and manages strategic partnerships. Prior to joining UpStart, Aliza was the Executive Director of Bikkurim: Advancing New Jewish Ideas. Aliza has also worked as an independent consultant to non-profits and philanthropies in many fields including social entrepreneurship and community development.

A Chicago native, Aliza spent fifteen years living and working in Israel and holds an MSW in Social Welfare Planning from the Paul Baerwald School of Social Work at Hebrew University in Jerusalem. Aliza is a single mother by choice of a multi-racial Jewish family. She currently lives in New York City.