Our Leadership Team

Stephen Bloch, MD

Tim Siegert, PhD

David Weiner, MD

CEO & Co-Founder

COO & Co-Founder

CMO

Patrick Simms

VP Clinical Operations

Our team brings together decades of experience in neuroscience research, drug development, and clinical operations to address the urgent need for synapse protection in neurodegenerative diseases.

Stephen Strittmatter, MD, PhD

Scientific Founder

Paul Fonteyne, MBA

Co-Founder

Board of Directors

Stephen Bloch, MD

Stephen Strittmatter, MD, PhD

CEO | DIRECTOR

SCIENTIFIC FOUNDER | Director

Paul Fonteyne, MBA

Robert Bettigole, MPPM

DIRECTOR

Elm Street Ventures

Gregory Ho, JD

Kevin Rakin, MBA

Spring Mountain capital

Director

Stephen Strittmatter, MD, PhD

Scientific Advisory Board

Scientific Co-Founder
Yale University

Our advisors bring world-class expertise in neuroscience and neurodegenerative diseases to guide our clinical progress.

Steven Arnold, MD

Harvard/Mass General Hospital

Richard Hargreaves, PhD

Bristol Myers Squibb

Investors