Team
Get to Know Us

Paul Sargeant PhD
President & Chief Executive Officer
Member of Board of Directors
Paul Sargeant is the President and Chief Executive Officer of Circular Genomics. He has a 25 year global career having worked in US, Europe and Asia with Fortune 100 and venture-backed startups at the intersection between science & technology and its productization, approval, launch, commercialization through to exits. He has a PhD in Physiology from Queens’ College Cambridge, UK.

Alexander Hafez MBA PhD
VP Operations & Corp. Development
Co-Founder
Member of Board of Directors
Alexander Hafez is the VP of Operations & Corporate Development of Circular Genomics. As an an entrepreneurial innovator and scientist, he brings over a decade of experience leading the commercialization of life science discoveries. He holds an MBA and PhD in Biomedical Science from the University of New Mexico

Nikolaos Mellios MD PhD
VP Research & Chief Scientific Officer
Co-Founder
Member of Board of Directors
Nikolaos Mellios is an Associate Professor with tenure in the University of New Mexico Department of Neurosciences, where he is leading research on the role of circular RNAs in the control of molecular networks related to psychiatric and neurological disorders. Dr. Mellios was previously a research scientist at the Massachusetts Institute of Technology working on pioneering RNA neuroscience research.

Kosmas Karadimitriou PhD
Advisor & Data Science Expert
Co-Founder
Kosmas Karadimitriou is a Data Science expert and one of the early pioneers (since 1999) in the use of Machine Learning and Data Science to solve real-world problems, with 10 issued patents. His 25-year career spans R&D and leadership positions not only in research institutions such as NASA and M.D. Anderson Cancer Center, but also key roles in successful startups such as ZoomInfo and KAYAK.
Board of Directors

Dave Blivin
Managing Director
Cottonwood Technology Fund

Waneta Tuttle, PhD
Managing Director
Tramway Venture Partners

Joe Cook, III
Managing Director
Mountain Group Partners

Cathy Petti, MD
Founder & CEO
HealthSpring Global
Scientific Advisory Board

Director, Center of Experimental Drugs & Diagnostics, Massachusetts General Hospital
Professor of Psychiatry, Harvard Medical School