John Zhao

John (Zhengrong) Zhao is a highly experienced scientist with a robust background in analytical development and chemistry. Currently serving as a Senior Scientist / Principal Scientist at ImmunoGen, Inc. since August 2020, John has previously held positions at Enanta Pharmaceuticals as a Scientist from 2016 to July 2020, and at the Commonwealth of Massachusetts as a Senior Scientist from 2015 to 2016. John also worked as a Chemist 2 at the Connecticut Department of Public Health from 2012 to 2015 and was employed as a Scientist at FreeThink Technologies, Inc. from 2010 to 2012. John began the professional career at Pfizer as a Senior Associate Scientist from 2004 to 2009. Educationally, John holds a Master’s degree in Organic Chemistry from Brigham Young University and a Bachelor of Science in Chemistry from Lanzhou University.