Executive Leadership Team

Matthew Gantz, M.B.A.
President and Chief Executive Officer
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Timothy Cunniff
EVP, Research & Development
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Mark Hurtt, MD
Interim Chief Medical Officer
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Christopher Ballas, Ph.D.
Chief Technology Officer
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Jeff Hesselberg, M.B.A.
Senior Vice President, Regulatory and Quality Affairs
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Michael J. Maurer, M.S.
Vice President, Manufacturing
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Senior Leadership Team

Robin Blumenthal, Ph.D.
Associate Vice President, Clinical Operations

Sreeti Choudhury, Ph.D.
Associate Vice President, Analytical Sciences and Quality Control Operations

Matthew Crabtree
Senior Director, Finance

January McKee, Ph.D.
Associate Vice President, Process Sciences

Savita Mehra
Associate Vice President, Quality Assurance

Edward Russell, M.B.A.
Vice President, Human Resources

Jeff Aronin
Castle Creek Biosciences Founder and Chairman
Paragon Biosciences Founder, Chairman and C.E.O.
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