Matthew Ingram

Matthew Ingram

Matthew Ingram is founder and CEO of PROOF, a cannabis brand based in Sonoma County. PROOF was the first permitted and licensed manufacturer in the Sonoma County, the first to pay the local cannabis use tax, and an early adopter of safe and compliant practices in an emerging industry.

Matthew holds Masters degrees in Public Health and Public Policy from UC Berkeley. He serves as a member of the Board of Directors for Committee on the Shelterless, a leading homeless-serving agency in Sonoma County.  

Prior to founding PROOF, Matthew served as Community Partnership Officer with St. Joseph Health-Sonoma County, where he led community benefit programs and grantmaking. Matthew also worked as Program Officer for the private foundation Metta Fund, where he made funding recommendations to support nonprofit organizations and worked to assess the impact of social investments. He has worked in academic research spanning the methodological spectrum; his experience includes analyzing national benefits policies among public sector insurance payors, as well as using rigorous qualitative research methods to study gun violence and risk-taking behaviors in Oakland.

While at Berkeley, he was co-Editor in Chief of PolicyMatters Journal, an academic journal that publishes original research. He was also a Center for Health Leadership Fellow, a Eustace Kwan Foundation Research Fellow, and a Researcher at the Center for Health and Public Policy Studies.



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