Meet our leadership team

We’ve assembled a unique team of technology and healthcare leaders to bring innovation, optimism, and clarity to the healthcare system.

Ali Diab

Chief Executive Officer

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Scott Murray

Chief Operating Officer

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Ron Bell

Chief Legal Officer

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Abbie Buck

Chief People Officer

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Ari Hoffman

Chief Clinical Officer &
VP of Population Health

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Chris Newman

Chief Financial Officer

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Ganesh Krishnan

SVP of Engineering

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Kim Shepard

SVP of Client Success

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James Parr

SVP of Sales

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Heather Lopez

SVP of Customer Experience

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Our Board

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Mark Laret (Compensation Committee Chair)

Board Member

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Mark Laret (Compensation Committee Chair)

Board Member

Mark R. Laret is a 40-year veteran of healthcare management and a national leader in healthcare reform. Before joining the board at Collective Health, Mark served as president and chief executive officer of UCSF Health. Prior to his role at UCSF, Mark served as CEO of the UCI Medical Center. Mark began his career at UCLA Medical Center where he spent 15 years developing UCLA’s healthcare network. Recognized for his industry leadership and expertise, Mark also chaired the Council of Teaching Hospitals, the Association of American Medical Colleges, and the California Hospital Association. Mark serves on the boards of organizations like Viz.ai, BCBS of Arizona, UrgentMED, NovaSignal, and Regard.

Board-Ali

Ali Diab (Chair of the Board)

CEO of Collective Health

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Ali Diab (Chair of the Board)

CEO of Collective Health

Ali brings more than 15 years of technology startup and executive management experience to his role as Collective Health’s Chief Executive Officer. He also brings a strong personal motivation to improve the quality and cost of company-sponsored healthcare after experiencing a major health problem while employed at a growing technology company.

Prior to co-founding Collective Health, Ali served as VP of Product Management and Business Operations at AdMob, a leading mobile advertising company, acquired by Google in 2010. Previously, Ali held executive and management positions at Goldman Sachs, Microsoft, and Yahoo!. Ali is a graduate of Stanford and Oxford Universities.

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Linda Grais (Audit Committee Chair)

Board Member

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Linda Grais (Audit Committee Chair)

Board Member

Linda Grais, MD, JD has broad experience in the healthcare field as a physician, entrepreneur, biopharma CEO and board member. Dr. Grais was President, Chief Executive Officer and member of the Board of Directors of Ocera Therapeutics from 2012 until its acquisition in 2017. Previously, she was a Partner at InterWest Partners, and a founder and executive vice president of Structural GenomiX, which was acquired by Eli Lilly. Dr. Grais trained in Internal Medicine and Critical Care Medicine at the University of California, San Francisco, where she was an Assistant Clinical Professor. Dr. Grais is currently a Lecturer in Management at the Stanford Graduate School of Business and a board director of several companies developing new therapeutics, including ICON plc, Arca Biopharma, and Corvus Pharmaceuticals.

Halle Tecco

Halle Tecco

Board Member

Halle Tecco

Halle Tecco

Board Member

Halle Tecco is an entrepreneur and investor passionate about fixing the U.S. healthcare system. Halle’s experience as an investor in the future of healthcare began over 13 years ago as an angel and limited partner (LP) investor and as the founder of Rock Health, the first venture fund dedicated to digital health. Since then, she has gone on to co-found companies such as Cofertility and Natalist, which had a successful exit in 2021.

Halle is also an Adjunct Professor at Columbia Business School and Lecturer / Course Director at Harvard Medical School. She writes about industry trending topics on her blog and co-hosts The Heart of Healthcare podcast.

Halle currently serves on the Boards of RESOLVE and the International African American Museum and has been an Advisor to the Harvard Medical School Department of Biomedical Informatics since 2014. She earned a B.S. from Case Western Reserve University, an MPH from The Johns Hopkins University, and an MBA from Harvard Business School.

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Jeff Immelt

Venture Partner, New Enterprise Associates (NEA)

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Jeff Immelt

Venture Partner, New Enterprise Associates (NEA)

Jeff joined NEA in 2018 as a Venture Partner on both the technology and healthcare investing teams. He previously served as Chairman and Chief Executive Officer of General Electric (GE) for 16 years where he revamped the company’s strategy, global footprint, workforce and culture, transforming it into a simpler, stronger, more focused digital industrial company. During his tenure, Jeff led several innovative transformations which doubled industrial earnings, reshaped the portfolio, re-established market leadership, grew a strong share position in essential industries, and quadrupled emerging market revenue.

Prior to being appointed CEO in 2000, Jeff held several global leadership roles at GE in the Plastics, Appliances, and Healthcare businesses and became an officer of the company in 1989. He has been named one of the “World’s Best CEOs” three times by Barron’s, and while he was CEO, GE was named “America’s Most Admired Company” by Fortune magazine and one of “The World’s Most Respected Companies” in polls by Barron’s and the Financial Times. He has received 15 honorary degrees and numerous awards for business leadership.

Jeff earned a BA in applied mathematics from Dartmouth College and an MBA from Harvard University. He serves on the board for several NEA portfolio companies and is a member of The American Academy of Arts & Sciences.

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Mohamad (Mo) Makhzoumi

Managing General Partner, Global Head of Healthcare Investing at NEA

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Mohamad (Mo) Makhzoumi

Managing General Partner, Global Head of Healthcare Investing at NEA

Mohamad Makhzoumi is Managing General Partner, Healthcare and Head of NEA’s Global Healthcare Investing practice, which typically accounts for 40% of NEA’s funds across healthcare services, healthcare IT, biopharma, and medical devices. Mohamad’s personal investment practice is primarily focused on the digital health sector where he acts as a director on the boards of numerous current and past NEA portfolio companies. Previously, Mohamad focused on growth equity investments at Summit Partners prior to which he worked with UBS Investment Bank. Mohamad received a bachelor’s degree, with distinction, from the University of Pennsylvania and is a Board Member of The National Venture Capital Association (NVCA).

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Ram Trichur

Director, SoftBank Investment Advisers

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Ram Trichur

Director, SoftBank Investment Advisers

Ram began his career at General Electric as a software engineer, and later served as a member of GE’s corporate audit staff, where he helped global divisions identify problems and improve performance. He has also been a consultant with McKinsey and was co-founder and president of Whisk, a corporate rideshare platform that is now part of Enterprise Holdings.

Ram has been an Operating and subsequently an Investing Partner at Softbank since 2018. He has deployed over $500M as lead investor, and manages over $3B in his portfolio. His focus areas are enterprise software and mobility.

David Cho

David K. Mao

VP, Corporate Strategy and Transformation at Health Care Service Corporation

David Cho

David K. Mao

VP, Corporate Strategy and Transformation at Health Care Service Corporation

Dr. David K. Mao is Head of Corporate Strategy and Transformation at HCSC, the largest private health insurer in the US with more than 18 million members. In this capacity, Dr. Mao oversees corporate strategy and planning, market and pharmacy strategy, new business initiatives, portfolio and platform enablement, enterprise risk management, as well as the enterprise transformation office.

Dr. Mao is deeply connected in the healthcare ecosystem and serves on the board of Alacura Medical Transportation Management, Blue Health Intelligence, the Blue Venture Fund, MATTER, and MeDecision. Prior to HCSC, Dr. Mao was Head of Enterprise Strategy at Change Healthcare, one of the largest healthcare tech & services companies in the US (now part of Optum).

Dr. Mao earned a Ph.D. in chemical engineering from MIT with a minor degree in finance and strategic management from MIT Sloan.

Our Investors

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