Omar Abdel-Hafez

Founded in 2012, Tourbillon Capital Partners LP is a hedge fund manager located New York City. The firm provides advisory services to private investment funds. Investors in the funds may include family offices, private investment funds, high net-worth individuals, institutional investors, pension and profit sharing plans, trusts and private banks.

Founded in 2008 by Tye Schlegelmilch, Sonterra Capital LLC is a hedge fund manager located in Norwalk, Connecticut.

Founded in 1992, Ziff Brothers Investments LLC is a hedge fund manager located in New York City. The firm is the primary investment vehicle of the Ziff family, founders of Ziff-Davis Publishing.

Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis.

JCK Partners LLC is a hedge fund firm headquartered in New York City.