
40+ years as a medical device CEO and founder; $2B+ in company sales and mergers.
Rich Ferrari is Executive Chairman of Retriever Medical. He joined the board in 2019 and has been Executive Chairman since June 2021. In 40+ years as a medical device CEO and entrepreneur, he has been part of $2B+ in company sales and mergers. He co-found
40+ years as a medical device CEO and founder; $2B+ in company sales and mergers.
Rich Ferrari is Executive Chairman of Retriever Medical. He joined the board in 2019 and has been Executive Chairman since June 2021. In 40+ years as a medical device CEO and entrepreneur, he has been part of $2B+ in company sales and mergers. He co-founded Cardio Thoracic Systems and De Novo Ventures, where he has been Managing Director since 2000, and led PQ Bypass as Chairman and CEO (2018–2021; acquired by Endologix). MBA, University of South Florida.

Neurovascular surgeon, 25+ years; 160+ articles and 11 patents; lead author of Retriever’s papers.
Michael Horowitz, MD, is Co-Founder and Director of Retriever Medical. He is a board-certified neurosurgeon, fellowship-trained in endovascular neurointerventional surgery, with 25+ years in practice. He founded the Neurosurgical Division o
Neurovascular surgeon, 25+ years; 160+ articles and 11 patents; lead author of Retriever’s papers.
Michael Horowitz, MD, is Co-Founder and Director of Retriever Medical. He is a board-certified neurosurgeon, fellowship-trained in endovascular neurointerventional surgery, with 25+ years in practice. He founded the Neurosurgical Division of Endovascular Surgery at UPMC, where he was a tenured professor. He has published 160+ articles, secured $3M+ in NIH funding and holds 11 patents. He is lead author of Retriever’s three peer-reviewed papers. MD, University of Rochester; BA, Williams College.

Co-Founder and CEO; 28+ years building medical device companies.
Co-Founder and CEO of Retriever Medical and a member of the board. See his full bio on the Management Team page.

Physician entrepreneur, 35+ years; founding chairman of Eating Recovery Center; EY Entrepreneur of the Year.
Ken Weiner, MD, is a Director of Retriever Medical. He is a physician entrepreneur who has founded and led four treatment centers over a 35+ year career. As founding chairman of Eating Recovery Center, he grew it from a single Den
Physician entrepreneur, 35+ years; founding chairman of Eating Recovery Center; EY Entrepreneur of the Year.
Ken Weiner, MD, is a Director of Retriever Medical. He is a physician entrepreneur who has founded and led four treatment centers over a 35+ year career. As founding chairman of Eating Recovery Center, he grew it from a single Denver hospital in 2008 into a national network of 31 centers in seven states, admitting 7,400 patients in 2024. He received the EY Entrepreneur of the Year award (Mountain Desert Region) in 2013. He is a Clinical Professor of Psychiatry at the University of Colorado and a Distinguished Fellow of the American Psychiatric Association. He serves on the board of Bradford Health and the Tufts Medical Advisory Board.
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