Our People


  • 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

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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 Ian Webster

    Ian Webster

    Senior Managing Director, Chief Operating Officer

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    Ian Webster is responsible for Axioma's overall business operations. In addition, Ian oversees Axioma's program management and strategic initiatives. 

    Prior to joining Axioma in 2011, Ian was the Senior Managing Director, Chief Operating Officer at Barra from 2000-2005, with Senior Management responsibility for global operations. After Barra, Ian pursued a career on the “client side,” first at BGI, as the Global Head of Market Data, and then at UBS Global Asset Management, where Ian served as a senior member of the middle office team.

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  • Picture of Chris Canova

    Chris Canova

    Senior Managing Director, Global Product Specialists

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    Chris Canova oversees the efforts of the client-facing organization including pre-sales, consulting, and implementation services. Chris has over fifteen years of experience in business development, client consulting, theoretical best practices and relationship management in the portfolio construction and analytics space. Chris has extensive experience working with quantitative equity and multi-asset class solutions. Prior to joining Axioma in 2006, Chris held a number of positions in the client support and sales organizations of Barra, subsequently MSCI Barra, from 2000 through 2006.

    Chris successfully established Axioma’s West Coast client-facing team, leading efforts resulting in significant business expansion for Axioma in the Mid-West and western US region, while managing several of Axioma’s strategic global accounts. Chris was promoted to Vice President in early 2012. Prior to his current role, Chris also spent over two years leading the Product Management organization of Axioma, focusing on product and business strategy for Axioma’s equity risk models, Risk Model Machine, analytics and optimization suite of products.

    Chris earned a BA in Finance from California Polytechnic State University with a minor in Economics, and was awarded the CFA charter in 2003. He is a member of the Chicago Quantitative Alliance.

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  • Picture of Amaury Dauge

    Amaury Dauge

    Senior Managing Director, Chief Financial Officer

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    Amaury Dauge is responsible for strategic finance, investment, and financial transformation.  He was previously Chief Financial Officer of Euronext (EPA: ENX), the pan-European stock exchange, and brings extensive international M&A and investment experience to Axioma.  As CFO of Euronext, Dauge led the financial and legal carve-out of Euronext from NYSE Euronext, following its acquisition by ICE (Intercontinental Exchange), leading to a successful IPO of Euronext.

    After joining Euronext in 2001, Dauge subsequently held several leadership positions, including: Senior Vice President for Corporate Planning & Analysis at NYSE Euronext; Head of M&A and Chief of Staff to the CEO; and Chief Operating Officer, European Equities Market and Market Data.

    He began his career at BNP Paribas before joining PwC and Atos Consulting. He holds an MBA from INSEAD and is a graduate of CFAF (Centre de Formation a l'Analyse Financiere) and INSEEC Business School.

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  • Picture of Fabien Couderc

    Fabien Couderc

    Managing Director, Chief Technology Officer

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    As Chief Technology Officer, Fabien provides strategic technology and product leadership and oversight, collaborating with multiple teams across Axioma to ensure that the development, delivery and functionality of our products and solutions are optimally targeted to both existing client needs and emerging market opportunities. He previously led Axioma’s Enterprise Product Development Team. Prior to joining Axioma in 2011, Fabien ran pricing analytics research and development at RiskMetrics Group. He also worked as a consultant for Standard & Poor’s on credit rating methodologies before starting his career as a quantitative strategist on fixed income markets for Société Générale S.A. Fabien’s expertise spans multi-asset class investments, credit risk and market risk management, and he has about 20 years of experience in the finance industry. He holds engineering degrees in Applied Mathematics and Computer Science, and his PhD in Finance from the Swiss Finance Institute.

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  • Picture of Greg Fenton

    Greg Fenton

    Managing Director, Global Strategic Accounts

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    Greg Fenton heads the Global Strategic Accounts team, bringing more than fifteen years of investment industry experience. Prior to joining Axioma in 2008, he held positions at Thomson Reuters, TD Bank and RBC. Greg earned his BA in Economics from the University of Toronto.

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  • Picture of Jacqueline Gaillard

    Jacqueline Gaillard

    Managing Director, People & Talent

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    Jacqueline Gaillard leads the strategic HR function at Axioma, ensuring that the business units and staff receive the first-class support and talent needed to drive our continuing growth and success.

    Jackie was previously Senior Vice President, Human Resources and Talent Management since 2011 at International Securities Exchange (ISE), the first all-electronic U.S. options exchange. She joined ISE in 2003 as Head of Human Resources. Earlier in her career she was Vice President Human Resources at Reed Business Information, after holding a number of HR positions in the fashion apparel industry.

    Jackie earned an M.A. in Labor and Industrial Relations from the University of Illinois and a B.A. in Environmental Design and Planning from the University of Buffalo.

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  • Picture of Steve Mann

    Steve Mann

    Managing Director, Chief Marketing Officer

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    Steve Mann is Chief Marketing Officer at Axioma. Steve was most recently Chief Marketing Officer and a Collaborating Consultant at Adjuvi, a boutique management consultancy. Before that he was Chief Marketing Officer for LexisNexis in North America from 2011 to 2014, where he built a new marketing organization focused on enhancing inbound and outbound efforts to drive marketing effectiveness. He also oversaw its Law Schools Business Unit.

    From 2009 to 2011, he was Chief Executive Officer of AbleBrains, a boutique consulting firm specializing in digital, social and marketing science services for both commercial ventures and non-profits. Steve spent seven years at SAP AG as Global Vice President focusing on SAP’s social media strategy and customer experience efforts. He also led Services Marketing, Market Intelligence and SAP’s Competitive Program team against rival Oracle. Earlier in his career, Steve was with the BRM Group, a Jerusalem-based venture capital firm, and before that Computer Associates, as well as several other software firms. Steve is a graduate of Emory University, and he pursued studies in psychology and neuroscience at New York University and City University of New York.

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  • Picture of Bill Morokoff

    Bill Morokoff

    Managing Director, Research

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    Bill Morokoff oversees a global team of experts and is tasked with continued expansion of the firm’s multi-asset class and equity investment research leadership. He was previously Managing Director, Head of Quantitative Analytics at Standard & Poor’s Ratings Services (“S&P”) since 2006, where he led the firm’s Global Quantitative Analytics and Research Group.

    Before S&P, Morokoff was with Moody’s KMV since 2000, most recently serving as Senior Director, Acting Head of Research. Prior to that he was a Vice President at Goldman Sachs in the Firm-Wide Risk Department working on market risk in the Quantitative Modeling Group.

    Morokoff holds a B.S. in Chemical Engineering from Purdue University and a Ph.D. in Mathematics from the Courant Institute at New York University, where he specialized in Monte Carlo methods and numerical analysis. As a National Science Foundation Postdoctoral Fellow, he conducted research at UCLA, the Institute for Advanced Study in Princeton, and the University of Arizona. He also pursued postdoctoral studies at Siemen’s AG and the University of Minnesota.

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  • Picture of George N. Patterson

    George N. Patterson

    Managing Director, Corporate Strategy

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    As Managing Director, Corporate Strategy, George Patterson is a member of the Corporate Strategy Team, focusing mainly on identifying buyside trends and market opportunities to expand the company’s footprint and accelerate growth.

    He was previously Chief Investment Officer, Multi-Asset Investments at Bank of Montreal (BOM) Global Asset Management since 2015, where he led a $50 billion-plus asset allocation platform, spanning stand-alone asset allocation funds, FX overlays, retail fund of funds and ETF-based multi-asset solutions. He joined BOM in 2009 as CIO Quantitative Investments, heading the development of a global quantitative equity and FX platform, now with $10 billion-plus in assets under management. Earlier in his career he was a Managing Member at Menta Capital LLC, a California-based hedge fund, and a Senior Portfolio Manager at Barclays Global Investors. He began his career at NASA’s Jet Propulsion Laboratory.

    George is a graduate of Boston University, with a Ph.D. in Physics, and Massachusetts Institute of Technology, with a B.S. in Physics.

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  • Picture of Sunil Rajan

    Sunil Rajan

    Managing Director, International Sales

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    Sunil brings nearly 20 years of FinTech experience to his role as Head of International Sales.  He was most recently with Standard & Poor’s where he was Senior Director and Head of Sales for EMEA Risk Solutions.  He has extensive sales management experience, having held positions in numerous regions of EMEA for Thomson Reuters, Algorithmics and Misys.  He earned a BSc in Maths & Finance from SBU London and participated in the McGraw Hill Leadership Program at University of Michigan.

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  • Picture of Stefan Schmieta

    Stefan Schmieta

    Managing Director, Data and Content

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    Stefan Schmieta is Managing Director, Data and Content at Axioma. Prior to joining Axioma in 2000, Stefan was with the Computational Optimization Research Center (CORC) at Columbia University. While at CORC, he focused on the development of a portable implementation of high-quality branch and cut strategies suitable for parallel computing. This framework is successfully deployed in research projects at several universities. Stefan also focused on researching integer programming and symmetric cone programming algorithms.

    This work has been recognized internationally and published in Mathematical Programming, Discrete Optimization and Optima.

    The results of Stefan’s extensive research are deployed in Axioma technology. For example, the company’s flagship portfolio optimization software, Axioma Portfolio™, is based on his powerful symmetric cone solver. Stefan also led the design and implementation of Axioma's unique risk model infrastructure that allows Axioma to publish its full suite of risk models on a daily basis.

    Stefan is a member of the Institute for Operations Research and the Management Sciences (INFORMS) and Society for Industrial and Applied Mathematics. He holds an MS degree in Economic and Industrial Engineering from Technische Universität Karlsruhe in Germany and earned his PhD in Operations Research from Rutgers University.

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  • Picture of Tom Severance

    Tom Severance

    Chief Revenue Officer

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    As Chief Revenue Officer at Axioma, Tom Severance is responsible for accelerating growth in the company’s target markets. Tom has more than 20 years of experience working in high growth companies in risk, analytics and technology industries, most recently as Managing Director at Markit Analytics, where he headed IHS Markit’s risk strategy and analytics business in the Americas.

    During his time with Markit, Tom also served as global head of the company’s two largest accounts in addition to working on numerous special projects, including acquisitions and the development of new solutions for emerging regulatory challenges.

    Earlier in his career, Tom served as Regional Director of Latin America for MISYS International, as Executive Vice President of Sales and Market at Armata, Inc., and as Executive Vice President and Head of Global Sales for Quic Financial Technologies. Tom graduated from St. Lawrence University with a BA in history and political science.


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  • Picture of Mark Traudt

    Mark Traudt

    Head of Product Engineering

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    Mark Traudt is Axioma’s Head of Product Engineering, responsible for driving new product development and overseeing the engineering function across the firm. Prior to joining Axioma in 2017, Mark was responsible for technology and architecture decisions as Chief Technology Officer for Quantifi Risk since 2003 . Before that, he was a Vice President at Goldman Sachs & Co. in Global Equity Derivatives Technology. Earlier in his career, Mark held a range of positions at fintech start-ups as well as established firms, including ING Barings, Sumitomo Bank Capital Markets, and Kidder Peabody. Mark is a graduate of the Massachusetts Institute of Technology with a B.S. in Electrical Engineering.

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  • Picture of Pamela Vance

    Pamela Vance

    Managing Director, Applications Development

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    As Managing Director, Applications Development, Pam Vance is responsible for future development of Axioma’s software products. Pam acts as a liaison between clients and the development team, to ensure that the direction of product development aligns with market demands. Before joining Product Development, Pam ran Axioma’s Client Services team.

    Prior to joining Axioma in 2000, Pam was Assistant Professor of Decision and Information Analysis at the Goizueta Business School at Emory University. Her research program focused on the application of optimization technology to large-scale decision problems. One main theme in Pam’s work was the use of optimization to improve operations in the transportation industries. American Airlines, United Airlines, and CSX Transportation supported this work with research grants. In 1995, she received the prestigious CAREER award from the National Science Foundation. This award is given annually to the two best researchers and teachers in Operations Research.

    Pam holds a PhD in Industrial and Systems Engineering, a Master of Science in Operations Research and a Bachelor of Chemical Engineering, all from the Georgia Institute of Technology.

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  • Picture of Christopher Woida

    Christopher Woida

    Managing Director, Index Solutions

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    Chris Woida leads Axioma’s index initiative, which focuses on leveraging the company’s portfolio-construction expertise and solutions to build systematic indices for third parties, primarily index providers, investment banks and asset managers.

    He was previously at BlackRock for seven years, where he served as an investment strategist and a founding member of the Factor-Based Strategies Group. Chris helped to build the company’s smart beta and factor-based platforms and contributed to the design of the company’s first fixed income smart beta ETF, as well as its quantitative fixed income liquid alternatives mutual fund. He also served as the lead investment strategist for BlackRock’s flagship style factor hedge fund. Before that, he was with Deutsche Bank Securities for two years, specializing in fixed income structured sales. He began his career at Intel Corporation.

    Chris is a graduate of The University of Chicago, with an MBA in Analytic Finance and Accounting; Columbia University, with an MS is Engineering and Management Systems; and University of Wisconsin-Madison, with a BS in Industrial Engineering.

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