Mr. Ron de Lange is the former CEO of Tekelec, where he spent 8 years and also served as Executive Vice President of Global Product Solutions. Prior to joining Tekelec, he had a 24 year career at Lucent Technologies, where he held a number of leadership roles. Since 2014, Ronald has been a professional investor engaged in financing early stage technology companies and managing other business interests. Ronald currently serves as Chairman of the Board at Radisys Corporation, a high performance software and integrated systems company focused on helping communications service providers maximize, virtualize and monetize their networks and serves as a member of the Board of Directors for Mavenir. Mr. de Lange holds a Bachelor's Degree in Electrical Engineering Technology from the DeVry Institute of Technology and a Master's Degree in Computer Science from DePaul University. He also has completed management studies at the Wharton School of Management and Yale University.