Welltok l Optimizing Health, Maximizing Rewards | Board of Directors
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Our Board of Directors

We’ve assembled one of the most experienced, successful and diverse boards of directors in the industry. Their deep experience ranges from healthcare IT, enterprise software and mobile development to consumer engagement and social networking technologies.
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Jeff is the strategic and visionary leader for Welltok, developing the first holistic, agnostic Health Optimization Platform.

He is widely recognized as a healthcare IT entrepreneur and innovator based on his 30-year track record of successfully applying technologies to address the complex problems facing the healthcare industry.

Prior to Welltok, Jeff founded TriZetto, the first industry vertical SaaS enterprise solution, and originated the concept of Integrated Healthcare Management. During his tenure as Chairman and CEO, Jeff led TriZetto through a successful IPO and $1.4B private equity buyout.

Jeff currently serves as a member of the board of directors for Quality Systems, Inc. (NASDAQ:QSII) and Alignment Healthcare, as well as on boards for Hoag Hospital in Newport Beach and University of California at Irvine’s Center for Health Care Management & Policy.

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Stephen is a Partner at Bessemer and leads the firm’s healthcare investing activities.

He currently sits on the boards of Health Essentials, DocuTAP, Ovascience (NASDAQ: OVAS), Flex Pharma, Allena Pharmaceuticals and Alcresta, and he is actively involved in BVP’s investment in Clearcare.

Steve has also been actively involved in many Bessemer’s investments that have resulted in IPO or acquisition such as Sirtris Pharmaceuticals (NASDAQ: SIRT, acquired by GlaxoSmithKline); Affymax (NASDAQ:AFFY); and Restore Medical (NASDAQ: REST), acquired by Medtronic.

Steve was recognized by Forbes Magazine as one of the top healthcare investors in the industry.

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Nina Kjellson is a General Partner at Canaan Partners focused on biopharmaceuticals and digital health investments.

Nina is an active board member of Eiger Biopharmaceuticals, Lycera and Ocera (NASDAQ: OCRX). She is also co-chair of ConsumerMed.org, a mentor to the BluePrint Health Accelerator, and serves on the board of the California Family Health Council.

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Kevin is General Partner at Emergence Capital. His deep knowledge of the enterprise and consumer technology sectors comes from time spent at blue chip companies, including Microsoft and Electronic Arts, and his experience as an entrepreneur.

Kevin spends a significant portion of his time working with digital health companies including Doximity, and Augmedix.He was also previously on the board of Veeva Systems. Kevin’s other investments include Handshake, VigLink and Zettics.

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Khaled Nasr is the Chief Operating Officer of Interwest, and is responsible for all of the firm’s financial, fundraising, investor relations and administrative functions. He joined InterWest’s IT team in 2005 to invest in mobile, cloud and data center infrastructure, including systems, software and semiconductors.

His recent exited investments include Virsto Software (acquired by VMWare), NexPlanar (acquired by Cabot Microelectronics) and DataRPM (acquired by Progress Software).

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Bruce Hallett is a Co-founder of Miramar Venture Partners and brings his enthusiasm for innovation, product strategy and team building to Miramar’s portfolio of tech startup companies. With over two decades of collaborations with technology entrepreneurs, Bruce leads Miramar investments in mobile Internet solutions and software.

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Mohamad heads the healthcare services and healthcare information technology investment practice for NEA.

He is currently a Director of American Pathology Partners, BetterDoctor, DaVita NephroLife, DSI Renal, Elements Behavioral Health, Nova Medical Centers, Radiology Partners and SCI Solutions.

He is a Board Observer of BENU, and Vantage Oncology. Mohamad’s past investments include Bravo Health, CHG Healthcare, Long Term Care Group and ppoNEXT.

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Michael is a General Partner and Co-founder of Flare Capital Partners, an early-stage healthcare technology venture capital firm.

Some of his existing and prior board seats include Explorys, HealthVerity, Taris and T2 Biosystems.

In addition Michael serves on several association boards including the Industry Advisory Board for the Cleveland Clinic, the Investment Committee for the Partners Innovation Fund and was on the Executive Committee of the National Venture Capital Association.

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Steve Leightell is a Principal on the investment team at Georgian Partners. He brings 20 years of software experience with operational expertise in channels, partnerships and strategy planning for acquisitions.

Steve sits on several boards as either a board director or board observer, including Data Candy, Cority, RiskIQ and Flashpoint. He also serves on the board of the Canadian Venture Capital Association.

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Ellen Koskinas is the Managing Director of Hearst Health Ventures and leads the fund’s investing efforts. Her deep knowledge of healthcare comes from her operating experience at Guidant, where she started a new business which has grown to over $200MM in revenues, and her experience at McKinsey, consulting to leading health care organizations on key strategic and operational challenges.

Ellen is a board member of Tonic Health and also served on the board of CareInSync, prior to its acquisition by Zynx Health. Ellen has served as a frequent guest lecturer at Stanford University and on the Advisory Board of the Stanford Program in Healthcare Innovation.