›Portfolio Companies

Past, Present and Future Leaders

InterWest is proud and privileged to partner with visionary management teams who are shaping the future of Information Technology and Healthcare. The companies they have started are vital parts of the portfolio of industry-leading startups that InterWest has helped over the last four decades.

Our Companies


467 First Street, Suite 201
Los Altos, CA 94022, USA
T: 650-854-8585
F: 650-854-4706

Early stage IT and Healthcare Investing

David Mack

David Mack, PMV Pharmaceuticals



PMV Pharma
""At PMV Pharmaceuticals, we are targeting the most frequently mutated gene in human cancer (p53) to make an unprecedented impact on cancer patients' lives. InterWest Healthcare Partners’ knowledge and understanding of transformative biology made them our ideal lead investor.""
David Mack, Co-Founder, President & CEO

PMV Pharma is developing first-in-class p53 and p53 pathway modulators for the treatment of cancer and infectious disease. Bringing together leaders in the field to utilize over three decades of p53 biology, PMV Pharma combines unique biological understanding with pharmaceutical development focus.

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