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Bunny Ellerin

Chief Ecosystem Officer at Aegis Ventures

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Overview

Bunny Ellerin serves as Chief Ecosystem Officer at Aegis Ventures [1][3]. Ellerin is a healthcare founder, entrepreneur, board member, and startup advisor focused on transforming care delivery, measurement, and financing [2]. Ellerin's career includes founding and leading NYC Health Business Leaders from 2009 to 2023 [7], serving as CEO of Ellerin Health Media from 2008 to 2016 [9], and directing Columbia Business School's Healthcare Management Program from 2016 to 2021 [8]. Ellerin co-founded Digital Health New York in 2022, serving as CEO until February 2026 and transitioning to Chairman in March 2026 [4][5]. Ellerin holds an MBA in General Management from Harvard Business School and a BA in Political Science from Columbia University [11][12]. Ellerin also serves as a board member at Castle Connolly Private Health Partners [6].

Profile introduction
Source excerptLinkedIn [2]

I’m a healthcare founder, entrepreneur, board member, and startup advisor passionate about transforming how care is delivered, measured, and financed. I bring a 360-degree view of the healthcare landscape—from startups and venture investing to health systems and pharma. I’ve led initiatives across health tech, value-based care, and academia, always guided by one goal: to advance innovation that improves access and outcomes. I’m motivated by the challenge of translating vision into action and helping build the organizations that will define the next era of healthcare. I’m accomplished in buil…

Career history

  1. Chief Ecosystem OfficerApr 2026 to presentAegis Ventures
  2. ChairmanMar 2026 to presentDigital Health New York
  3. Co-Founder and CEOJun 2022 to Feb 2026Digital Health New York
  4. Board MemberSep 2022 to presentCastle Connolly Private Health Partners, LLC
  5. Co-Founder & CEOSep 2009 to Jan 2023NYC Health Business Leaders
  6. Director, Healthcare Management ProgramJul 2016 to Aug 2021Columbia Business School
  7. CEOJan 2008 to Jul 2016Ellerin Health Media
  8. Senior Vice PresidentJun 2012 to Dec 2013Intouch Solutions

Education

  1. MBA, General ManagementHarvard Business School
  2. BA, Political ScienceColumbia University

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