top of page


Thomas O'Brien (Chair)

Tom O’Brien serves as Board Chair for BioCircuit. He has been President & CEO of Axion Biosystems since its founding over 10 years ago. Prior to that, Tom was a senior executive at Philips Medical Systems, after the sale of Intermagnetics General Corporation, where he held the role of Executive Vice President, Corporate Development and President, Invivo Medical Devices. Tom holds a Bachelor’s Degree with highest honors in Industrial Engineering from Georgia Tech and an MBA from the University of Chicago.  

Glenn H. Epstein

Mr. Epstein is an experienced board member and senior executive, with particular expertise in developing, manufacturing and marketing medical-related devices. The bulk of his management experience was accumulated over 25 years in the field of medical imaging, culminating in his role as Chairman and CEO of Intermagnetics General Corporation (NASDAQ: IMGC). He led the company through multiple years of high growth until negotiating its sale to Royal Philips for $1.3 billion. Glenn’s prior board service includes Valley Proteins (private), Axion BioSystems (private), Kenall Manufacturing (private), X-Ray Optical Systems (private) and Fuel Cell Energy (NASDAQ:FCEL).

Michelle Jarrard

Michelle brings executive leadership to the BioCircuit team, drawing on years as a Board Member at Axion and 30 years of business roles including Senior Partner at McKinsey & Company and Managing Director of the GRA Venture Fund, an early stage venture capital fund focusing on companies commercializing university-originating research. She holds a Bachelor's Degree with highest honors in Industrial Engineering  from Georgia Tech and an MBA from Harvard Business School.

Mike Masters_edited_edited.jpg
Mike Masters

Mike Masters, founder of Masters Capital Management, entered the investment industry and sought to align his personal and professional values by taking a conscience-first approach to investing. This approach has been both financially and ethically rewarding as he has become an industry expert on the social role of markets and the human impact of speculation. A lifelong learner, Mike has performed extensive research in the areas of applying principles from philosophy, psychology and behavioral finance. He has authored and co-authored white papers that take a close look at the social role of markets and the real human impacts of speculation. Mike is a graduate of the University of Tennessee, where he was an All-American swimmer. He currently serves on the boards of several charitable and private organizations.

James Nahirny

James was a co-founder and a Managing Director of Bain Capital Ventures, leading to dozens of investments and experience serving on the boards of numerous private and public companies. Formerly, he was a Partner at McKinsey & Company and prior to that, worked in the Mergers & Acquisitions Group of First Boston in both New York and Tokyo. James is currently the Managing Partner of Alsora Capital, investing in a number of private companies and funds, with an emphasis on healthcare. A first-generation college attendee, he graduated with a BA magna cum laude from Yale University and received an MBA with High Distinction from Harvard Business School.

bottom of page