Antonio Hallak has over 20 years of experience in the financial industry. Over the years his experience spanned across multiple disciplines including technology engineering, R&D, software development, trading and trading business operations and management. He is currently the CEO and co-founder of Sibyl Trading, a proprietary trading and designated market making firm which operates across wide range of asset classes in liquidity centres and exchanges worldwide. Prior to launching Sibyl Trading, Antonio was the Global Head of Low Latency Electronic Trading at Credit Suisse where he oversaw all aspects of IT & business operations, engineering, design, development and risk. At Credit Suisse Antonio held multiple other positions, including Head of Proprietary Trading IT and CTO in Credit Suisse's Investment Bank R&D division as Head of the Investment Bank Hedge Fund and Trading R&D division. Prior to Credit Suisse, Antonio worked in Capital markets, Equity and other capital markets in Citigroup, Salomon Smith Barney and other financial firms in New York and London.