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

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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

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