our team
John F. Chappell

Special Advisor


John F. Chappell founded Plexus Ventures in 1990 following 28 years with SmithKlineBeecham. In 2007, Mr. Chappell rejoined Plexus Ventures as Special Advisor.

During his career at SmithKline Beecham, John Chappell served in an array of senior executive positions, including Chairman, Pharmaceuticals. He has served as a Director of SmithKline Beecham, the Pharmaceutical Manufacturers Association (now PhRMA) and the Industrial Biotechnology Association (now BIO). Mr. Chappell has served as a member of the Board of Directors of Salix Pharmaceuticals since 1993 and was named Chairman of the Board in September 2003. Additionally, John is the Chairman of the Bryn Mawr Hospital Foundation and a member of Main Line Health Board of Governors.

John Chappell holds a B.A. from Harvard University and a Certificate from the University of Pennsylvania, Wharton School Graduate Evening Program.