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Investigators

Investigators at Amavita Research.

Our investigator team combines pioneer-level interventional cardiology with deep clinical trial execution experience.

Clinical Investigators

Principal and co-investigators

Board-certified clinicians leading study conduct, safety oversight, and protocol execution.

William W. O'Neill, MD, FACC

Chief Medical Officer & Senior Principal Investigator

Pioneer of transcatheter aortic valve replacement (TAVR) in the United States. National Principal Investigator on Edwards PARTNER, Protect II, and Protect IV. Founder of the National Cardiogenic Shock Initiative. 45+ years of cardiovascular medicine experience.

Pedro Martinez-Clark, MD, FACC

Founder & CEO, Co-Investigator

Harvard-trained interventional cardiologist with 15+ years of practice and 25+ successful clinical research trials. ABIM Board Certified and IAOCR-Qualified Investigator (QM-IAOCR, Reg 9851511). Founder of Amavita Heart and Vascular Health.

Operations & Partnerships

Sponsor-facing leadership

Growth, strategy, and study operations. Single points of contact for sponsors, CROs, and monitors.

Julio G. Martinez-Clark

Head of Growth & Strategy

Drives growth strategy and sponsor relationships at Amavita Research. CEO of bioaccess® with 20+ years scaling clinical research operations across Latin America and the U.S.

Nereisy Alonso, Sr CRC

Business Development Director

Senior Clinical Research Coordinator and single point of contact for sponsors, CROs, and monitors. Owns feasibility, budget, contracts, and monitor access - one inbox, same-business-day turnaround.