Laurence Stone is the Chairman at JetPay. Larry Stone brings over 27 years of executive experience in the payment processing industry. Most recently, Stone was a Principal and Director of Mercury Payment Systems prior to its sale to Vantiv, Inc. in 2014 and to Silver Lake Partners in 2010. Prior to Mercury Payment Systems, Stone served as the Founder and CEO of Card Payment Systems, a merchant credit card processing company he founded and sold to Concord EFS in 2000. Stone started his payment processing career at CitiCorp Card Acceptance Services in 1989 and graduated from the Wharton School of Business at the University of Pennsylvania in 1987.