Jon Goldstein

Part of Tourmaline Partners LLC, Tourmaline UK Ltd. is a financial intermediation services provider. The company is based in London, UK. Founded in 2011, Tourmaline offers financial intermediation services.

Tourmaline Partners LLC (Tourmaline) is a trading solutions firm headquartered in Stamford, Connecticut. The firm was founded in 2011 by Daniel DiSpigna, Jon Goldstein, Henry Higdon, Daniel Groff and Aaron Hantman. Tourmaline provides outsourced, supplemental and customized trading services to asset managers of all sizes. They deliver buy-side execution offers in global equites, derivatives and ETFs on behalf of hedge funds, mutual funds, RIAs, family offices, sovereign wealth funds and asset owners.

Founded in 1997, Williams Trading LLC is a registered broker/dealer located in Westport, Connecticut. The firm provides outsourced trading solutions to hedge fund managers. They seek to also provide greater access to information, increased liquidity, full anonymity and better execution in equity trading.

Morgens, Waterfall, Vintiadis & Co., Inc. (MWV) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded by Edwin H. Morgens and John C. Waterfall in 1968. MWV provides investment advisory services to pooled investment vehicles.