Board Members

Board Members

  • Picture of William Guttman


    Bill Guttman joined Axioma in 2001.  Over the past twenty years, Bill held senior leadership roles – often as founder or chief executive – in several dozen institutionally backed early stage companies. On their behalf, he structured and closed more than 100 venture & private equity financings, mergers & acquisitions, and strategic investments, working with over fifty institutional investors. Bill has been the lead equity investor in an array of notable technology startups as a general partner of early-stage venture capital firms Saturn Partners, TL Ventures, and TNCV.

    During the last decade, Bill also forged an institutional partnership with Carnegie Mellon University to commercialize technology derived from faculty research. He co-founded a portfolio of four ventures with CMU, including Acrobatiq, the first-ever higher-ed investment made by the Bill & Melinda Gates Foundation.  Earlier, he was co-founder and chief executive of CMU-spinout Panopto, which has become one of the world's leading video content management platforms. Panopto was selected as a 2014 "Leader"​ in Gartner's Magic Quadrant for video content management, and was named by Deloitte #61 among the 500 fastest growing technology companies in America over the last five years. 

    Previously a professor of economics at CMU, Bill served on the cybersecurity committee of the National Academies of Sciences and Engineering, and co-founded CMU's Cylab, one of the world's largest cybersecurity research centers. Before entering the private sector, Bill worked on projects in 30 countries for the U.S. Agency for International Development, the World Bank, the IMF, and the OECD. He earned master's and doctoral degrees in international relations at Balliol College, Oxford University, where he was a British Council Scholar.

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  • Picture of Sebastian Ceria

    Sebastian Ceria

    Chief Executive Officer, Axioma

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    Sebastian Ceria is Chief Executive Officer of Axioma and founded the company in 1998. Prior to Axioma, Sebastian was an Associate Professor of Decision, Risk and Operations at Columbia Business School from 1993 to 1998.

    Sebastian has worked extensively in the area of robust optimization and its application to portfolio management. He is the author of many articles in publications including Management Science, Mathematical Programming, Optima and Operations Research. He has co-authored numerous papers on the topic, including, "Incorporating Estimation Errors into Portfolio Selection: Robust Portfolio Construction," published in the Journal of Asset Management, “To Optimize or Not to Optimize: Is That the Question?” published in the Oxford Handbook of Quantitative Management, and “Factor Alignment Problems and Quantitative Portfolio Management,” published in the Journal of Portfolio Management. He is a recipient of the Career Award for Operations Research from the National Science Foundation.

    Sebastian completed his PhD in Operations Research at Carnegie Mellon University's Tepper School of Business, and his undergraduate degree in Applied Math at the University of Buenos Aires, Argentina.

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  • Picture of David Goerz

    David Goerz

    CEO & Chief Investment Officer, Strategic Frontier Management

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    David Goerz has more than 27 years of global investment management experience in various leadership and portfolio management roles, including as Chief Investment Officer since 2002. He has chaired investment and asset allocation committees since 1997, while managing various equity and global asset allocation strategies for institutional, mutual fund, and high net worth clients worldwide as portfolio manager since 1991. His distinguished track record spans global tactical asset allocation, currency management, quantitative U.S. and global equity strategies, global bonds, long-short, and venture capital. He has pioneered innovations in strategic policy, portfolio optimization, return forecasting, hedging/derivatives, and risk management, as well as implementing the first known completion and transition fund management mandates in 1994.

    David is CEO & Chief Investment Officer of Strategic Frontier Management, which he founded in 2015 to provide global tactical and strategic asset allocation portfolio solutions and investment strategy advisory consulting for asset owners, family offices, trusts, and their investment advisors.

    Previously, David was EVP, Head of Investment Strategy & Risk Management for Alberta Investment Management (AIMCo) with C$85 billion under management for agencies of the Province of Alberta. He chaired both the Management Investment Committee and Tactical Risk Allocation Committee. He has also held Chief Investment officer or senior investment/portfolio management roles for: HighMark Capital Management / MUFG Union Bank (SVP, Chief Investment Officer), mPower Advisors (SVP, Chief Investment Officer), Morningstar Associates (SVP, Chief Investment Officer), Wellington Management Company (VP, Director of Global Asset Allocation Research & Portfolio Manager), TSA Capital Management (SVP, Senior Investment Strategist and Research Director), and ARCO Investment Management (Senior Quantitative Analyst and Portfolio Manager). Before embarking on his investment career, he was a Research Engineer in Operations Research Engineering for General Dynamics.

    David has served on the Board of Directors for Axioma, Inc. since 2004, and is Chair of the Compensation Committee. He also served on the Board of Directors for Mismi, Inc. (2010-2014), Board of Directors for Bloom Energy (2014), Board of Directors for Institutional Investors Roundtable, (2014-2015), and the Strategic Advisory Board of the CFA Society of San Francisco (2007-2013).

    He received his BS from UCLA in Applied Mathematics and a MS in Operations Research Engineering from Stanford University. FINRA Series 65: Investment Advisor Law Exam.

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  • Picture of Blake R. Grossman

    Blake R. Grossman

    Managing Partner, ThirdStream Partners

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    Blake R. Grossman serves as managing partner of ThirdStream Partners LLC., which focuses on private investments in early stage asset management and financial technology companies. Mr. Grossman held executive positions with BlackRock, Inc. through 2010, including Vice Chairman and Head of Scientific Investments. Previously, Mr. Grossman served as the Global Chief Executive Officer of Barclays Global Investors (BGI), until it was acquired by BlackRock in December 2009. From 1985 to 2009, Mr. Grossman held various executive positions with BGI and its predecessor organizations, including Chief Investment Officer from 1992 to 2002. In 1992, he founded the Advanced Strategies Group, which was responsible for the development and management of BGI’s scientific active and enhanced strategies in the equity, fixed income, and multi-asset class markets. He also served as board member and then Chairman of Financial Engines, Inc., until its acquisition in July 2018. He is a director of Axioma, Inc., CamberView Partners LLC, Hillcrest Asset Management, and Vista Capital Advisors.

    He is also on the board of Larkin Street Youth Services, a San Francisco non-profit dedicated to helping homeless youth, and serves on the Executive Leadership Team of the American Heart Association.

    Mr. Grossman graduated Phi Beta Kappa from Stanford University, where he received a master’s and a bachelor’s degree in Economics.

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  • Picture of Joshua Lewis

    Joshua Lewis

    Founder and Managing Principal, Salmon River Capital LLC

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    Joshua Lewis is the Founder and Managing Principal of Salmon River Capital LLC. He has over 25 years of experience in working in partnership with management teams building valuable growth businesses. His experience encompasses a wide range of dynamic, growth industries and transaction types, and he has particular expertise in Salmon River Capital's focal markets. Mr. Lewis previously served as a General Partner of both Warburg Pincus, where he served for over a decade, and Forstmann Little.

    Mr. Lewis is not only on the board of Axioma, but he also holds, or currently held, additional board positions and investments in public and private corporate companies including Big Fish Games, Capella Education Company (NASDAQ: CPLA), eVestment, Inc, Netsmart (NASDAQ: NTST), Parchment Inc., Frontline Education, Pearson plc (LON: PSON; NYSE: PSO), and PeriGen.

    Previously, Mr. Lewis served on a wide range of public and private corporate boards in the technology, education, telecommunications, and life sciences industries.

    He also serves on the Board of New Leaders for New Schools, which he chaired from 2003 to 2011. He serves on the board of New Classrooms and as an advisor to the Bill & Melinda Gates Foundation’s Next Gen Learning Challenges program. In partnership with the National Institute for Child Health and Human Development/ National Institutes of Health, Mr. Lewis and his wife created the Noah Fund for SIDS research.

    Mr. Lewis holds a D.Phil. (Ph.D.) from Oxford University (1989) and an A.B., summa cum laude, from Princeton University (1984).

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