Meet the Team

Meet the Team

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About Roy Maute

Roy is a scientist and biotechnology entrepreneur, experienced in cancer biology, immunology, protein engineering, and clinical biomarker studies. At Pheast, Roy manages scientific processes and guides research initiatives in immuno-oncology. Previous to Pheast, he led biomarker and translational research at Forty Seven Inc., until it was acquired by Gilead Sciences in 2020. At Gilead, Roy led the biomarkers team for the anti-CD47 antibody magrolimab and the clinical-stage anti-SIRPA antibody GS-01891. Prior to Forty Seven Inc., he co-founded and led the research team at Ab Initio Biotherapeutics, an antigen-discovery company which was acquired by Ligand Pharmaceuticals in 2019. Roy is an author on multiple patents and top tier publications. He was a postdoctoral fellow at Stanford University School of Medicine in the laboratory of Dr. Irving Weissman. Roy received his Ph.D. in genetics from Columbia University and a B.A. in molecular and cell biology from UC Berkeley.

Roy Maute

Cofounder & Chief Scientific Officer
Cornelio Balmaceda

Animal Technician

Grace Blacker

Research Associate II, Biology

Rachel Brewer

Senior Associate Scientist, Biology

Mimi Enea

Senior Executive Assistant

Douglas Faget

Scientist II, Biology

Sarah Fernandes

Director, Project Management

Giovanni Forcina

Scientist II, Translational Science

Kartik Gupta

Scientist II, Biology

Justin Hansen

Scientist II, Discovery

Sheri Haynes


Seth Ludwig

Scientist I, Protein Sciences

Ivy Nguyen

Human Resources

Karmen Pantoja

Associate, Operations

Laura Valenzuela

Senior Research Associate, Discovery

Our Leadership

Amira Barkal

Principal Founder, Chief Development Officer, Board Director

Steve Gillis

Board Director

Ravi Majeti

Cofounder, Scientific Advisor, Board Observer

Roy Maute

Cofounder & Chief Scientific Officer

Jacob Vogelstein

Board Director

Irv Weissman

Cofounder, Scientific Advisor, Board Director

Our Investors


We believe in improving lives, and we’re inspired by those in our families and communities impacted by cancer. Our fundamental purpose is to defy cancer and help patients thrive. If you share this aspirational goal and have the courage to be exceptional and take on the challenges that lay ahead, check out our open positions.

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