Joseph B. Stefanelli

International Securities Exchange Holdings, Inc. operates and regulates a registered national securities exchange. The company was founded in September 1997 and is headquartered in New York, NY.

Nasdaq ISE LLC operates equity and trading options exchange. It transformed the options industry by creating efficient markets through innovative market structure and technology. It provides investors with a transparent marketplace for price and liquidity discovery on centrally cleared options products. The company was founded by David Krell in May 2000 and is headquartered in New York, NY.