John F. Wallace is Chairman and CEO of the Delaware Board of Trade, John is also the President and Managing Partner of Philadelphia Financial Services, LLC (“PFS”). His company provides consulting services to firms in the financial services industry.

For the majority of his career, John was a senior executive & officer of the Philadelphia Stock Exchange ("PHLX"). John started at the PHLX in 1964, and became a member of the PHLX in 1971. John served as a member of the PHLX Board of Governors from 1984 until August 2008. During his tenure at the PHLX John held several senior positions including Chairman, Vice Chairman and Chief Executive Officer. He traded on all floors of the exchange in the capacity of a specialist/market maker on the options and equity floors, as a floor broker for equities, options, and currencies. In addition to his service as Chairman of the PHLX Options Committee and member of the PHLX Executive Committee, John served on virtually every PHLX Committee and chaired the following PHLX committees: Admissions, Allocation, Arbitration, Elections, Evaluation and Securities, Finance, Long Range Strategic Planning, Marketing, New Product Development and Nominating. John also served as Chairman of the Board of the Stock Clearing Corporation of Philadelphia, Chairman of the Board of the Philadelphia Board of Trade, Chairman of the Board of the Philadelphia Depository Corporation and a board member of the PHLX's technology subsidiary, Advanced Tech Source Company. Over the course of his career in the securities industry, John has also been a member of the Toronto Stock Exchange, a seat owner of the New York Mercantile Exchange as well as registered with the National Futures Association as a floor broker.

On July 24, 2008, the NASDAQ OMX Group, Inc. acquired the PHLX. Following the acquisition, John was Vice Chairman of NASDAQ OMX PHLX.

Upon leaving NASDAQ OMX PHLX, John was a founder of Miami International Holdings, Inc. ("MIH") a company focused on building exchange technology. He served as the President - Chief Executive Officer and was on the board of directors for MIH.

John is a graduate of Franklin & Marshall College in Lancaster, PA. He served for 27 years in the United States Army, the Army Reserve and the Army National Guard; he retired holding the rank of Lieutenant Colonel. John saw active duty in Grenada in 1983 with 1st Special Operations Command and Desert Storm from December 1990 to July 1991 with the Third U.S. Army. He is a graduate of the United States Army Command and General Staff College and the National Emergency Management Institute of the Federal Emergency Management Agency (FEMA).