Management
CEO/Founder
Marc Appel, JD, MBA
Head of R&D & Ops
Ryan Fox
Venture Partner
John Freshley
Executive Chairman
Lutz Giebel, PhD
Intellectual Property 
Advisor
Bill Han, PhD, JD
Board Member
Head of Chemistry
Head of Toxicology
Senior Biochemist
Senior Biologist 
Doug Kaden, MBA
Bill Miller,
PhD
Ken Olivier,
PhD
Jason Rizzo, MD, PhD
Hua Liao,
PhD
Chief of Staff
Advisor
Brad Weinberg, MD
Diane Yu,
PhD
Senior Advisory Board
Senior Clinical Advisor and Advisory Board Chair
Senior Advisor
Anula Jayasuriya, MD, PHD, MBA
Greg Licholai, MD, MBA
Senior Advisor
Mark Afrasiabi,
JD
Senior Advisor
Jame Donath,
MBA
Senior Advisor
Vijay Bhargava,
PhD
Senior Advisor
Senior Advisor
Senior Advisor
Senior Advisor
Senior Advisor
Bridget Martell, MD, MA
Stephanie Oestreich,
PhD
Rob Sarisky, PhD, MBA
Mark Altmeyer, MBA
Michael Kalos, PhD
OGB Fellows
Associate
Senior Associate
Associate
Design Associate
Senior Associate
Grace Armstrong
Lynn Bae
Katherine Berritto
Rachel A. Brog
Adam Ferrari
Senior Associate
Associate
Senior Associate
Senior Associate
Senior Associate
Brittany Fitzgerald
Joe Kim
Brett Katz
Golden Gao
Nikhil Khatwani
Chief of Staff to Head of R&D and Ops
Senior Associate
Senior Associate
Senior Associate
Rishi Nair
Nicholas K. Preiss
Harini Sadeeshkumar
Colin T. Sheehan
Senior Associate
Catalina-Paula Spatarelu
Associate
Senior Associate
Ryan Sullivan
Jennifer Lee Vella-Chentorycki
Fellow Alumni
Headshot-1_edited.jpg
Associate
Senior Associate 
Senior Associate
Senior Associate
Associate
Sarah Malkowski, PhD
Fareen Pasaya, MBA
Jingyao Qui, PhD
Timothy Copeck
Wesley Fales
Associate
Associate
Associate
Emily Halloran
Catherine Bagin
Liam Miller
Advisor
Matthew Doka

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11 Aberdeen Dr, West Nyack,
NY 10994 
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