Who We Are
We’re a hands-on team of operators, investors, and advisors with a shared belief: healthcare companies deserve experienced partners who are thoughtful, collaborative, and in it for the long haul. At Mainstay, we lead with trust, bring clarity to complexity, and help great teams do their best work.
Expertise across growth, operational, clinical, and financial domains.
Objectivity in how we assess and support each opportunity.
Commitment to long-term value creation and aligned partnership.
Our Team
Seasoned physician executive with deep experience in clinical operations, value-based care, and healthcare technology.
Co-Founder | Partner
Healthcare investment leader with a disciplined, data-driven approach and deep market understanding.
Co-Founder | Partner
Growth strategist and operator focused on go-to-market execution, partnerships, and healthcare innovation.
Co-Founder | Partner
Strategic Advisory Board
Nationally recognized healthcare attorney and advisor with extensive experience guiding organizations through growth, governance, and strategic transactions. Michael is a retired partner at Foley & Larner LLP and former partner at McDermott Will & Emery LLP.
Michael Blau
Seasoned management consultant with expertise on growth who has advised leading organizations across healthcare and other industries. Chuck serves as Senior Advisor at Bain & Company and is a board member of several venture capital and private equity sponsored companies.
Chuck Farkas
Ann Gallo
Experienced healthcare investor and operating executive with deep knowledge of public and late-stage private healthcare companies. Ann is a retired Partner at Wellington Management; currently founder and CEO of ACG Advisory and board member at Piper Sandler and Sword Health.
Mike Matteo
Accomplished healthcare executive with leadership experience across large-scale enterprises and growth-stage innovators. Mike is a former EVP at UnitedHealth Group and other executive roles; currently Principal at MCM Consulting and advisor to InTandem Capital Partners.