David Krell is a founder and President & CEO of ISE. From 1997 to 1998, he was Chairman and co-founder of K-Squared Research, LLC, a financial services consulting firm. From 1984 to 1997, Mr. Krell was Vice President, Options and Index Products, of the New York Stock Exchange where he managed marketing, systems and new product introductions for the division. From 1981 to 1984, Mr. Krell was First Vice President at the Chicago Board Options Exchange, responsible for the management and operation of the Marketing and Sales Division. Mr. Krell was also a Vice President of Merrill Lynch from 1978 to 1981 and founded its Managed Options Service.

Mr. Krell is active in numerous industry groups. He was a Director on the Board of the International Federation of Technical Analysts, a president of the Market Technicians Association and a Director on the Board of The Options Clearing Corporation.

Mr. Krell formerly was an Adjunct Professor at Rutgers University Graduate School of Management and at the Graduate School of Baruch College. He has taught, coordinated and directed numerous seminars and workshops at the New York Institute of Finance.