Executive Team

Greg Tietjen, PhD​

Co-Founder & CEO

Former Assistant Professor at Yale, ​Pioneer of human ​organ research

Kourosh Saeb-Parsy, MD/PhD

Co-Founder & CSO

Professor of Transplantation, Transplant Surgeon at the University of Cambridge, UK

Jenna DiRito, PhD

Co-Founder & Director of Ops

World expert in human organ research operations

Peter Buniak

Co-Founder & COO

Life sciences CIO and CTO, 20 years of technology architecture development

Helen Hughes​

Chief Culture Officer & SVP Partner Relations

Former Senior Executive at Amazon, 20 years creating high performance teams in rapid growth organizations

“Donor organs don’t need to be transplantable to be transformative”

Greg Tietjen – Revalia Bio CEO