Executive Leadership

John Maslowski
Chief Executive Officer

Mary Spellman, M.D., F.A.A.D
Chief Medical Officer

Gregory MacMichael, Ph.D.
Chief Technology Officer

Greg Wujek
Chief Commercial Officer

Babar Ghias
Chief Operating Officer

Senior Leadership

Andrea Kistner
Vice President, Finance

Jeff Hesselberg
Vice President, Regulatory and Quality Affairs

Thomas J. Lauterio, Ph.D.
Vice President, Medical Affairs

Edward Russell
Senior Director, Human Resources

Jeremy Cress
Senior Director, Manufacturing Operations

Robin Blumenthal, Ph.D.
Senior Director, Clinical Operations

Anthonius Kley
Facilities Director

Pamela Larsen
Director, Regulatory Operations

Tymissha Jackson, RAC
Director, Regulatory Affairs

Kelli Wightman
Associate Director, Quality

Jeff Aronin
Castle Creek Biosciences Founder and Chairman
Paragon Biosciences Founder, Chairman and CEO