Theresa Deibele (she/her) is a Director at Occam Advisors, helping foundations design and implement place-based impact investing programs. In partnership with the Oregon Community Foundation, she manages a $33 million portfolio of local investments, over half of which support community wealth building through shared ownership models for housing, businesses, commercial properties, and manufactured housing communities. Theresa was recognized by the Impact Finance Center as a “Who’s Who in Impact Investing” in 2024.
Earlier in her career, Theresa practiced public finance law before pivoting to philanthropy. She joined Meyer Memorial Trust, based in her hometown of Portland, Oregon, where she led its affordable housing program and managed a portfolio of $20 million in program-related investments.
Theresa holds joint degrees in law and public administration (JD/MPA) from the University of Arizona and a BA from Stanford University. She credits her service as a Peace Corps Volunteer in Chad for her commitment to social and economic justice.
