Company Leadership

Executive Team


Christopher J. Burns, Ph.D.
Founder, President and Chief Executive Officer
Daniel C. Pevear, Ph.D.
Founder and Senior Vice President, Biology and Grants Development
Luigi Xerri, Ph.D.
Founder and Strategic Advisor
Ezra Felker, M.B.A.
Chief Operating Officer
Tim Henkel, M.D., Ph.D.
Chief Medical Officer
Tony Meehan, Ph.D.
Chief Business Officer

Senior Leadership


Chitrananda Abeygunawardana, Ph.D.
Vice President, Regulatory Affairs
Stephen Condon, Ph.D.
Vice President, Chemistry
Mary Beth Dorr, Ph.D
Vice President, Clinical Science
Jennifer Ellis
Senior Vice President, Quality
Susan Emeigh Hart, V.M.D., Ph.D., DACVP, DABT, ERT
Vice President, Non-Clinical Safety
Scott McConnell, Pharm.D.
Vice President, Medical Affairs
Paul McGovern, M.D.
Senior Vice President, Medical Sciences
Greg Moeck, Ph.D.
Senior Vice President, Microbiology
Jennifer Nelson, PMP
Vice President, R&D Program Management
Larry Rosen, Ph.D.
Vice President, Pharmaceutical Product Development
Will Sargent
Senior Vice President, Commercial Strategy