Sean Cunningham

Sean joined GTCR in 2001 and is currently a Managing Director of the firm. Sean holds an MBA from the Wharton School at the University of Pennsylvania as well as AB and BE degrees in engineering sciences from Dartmouth College.


Jude Dieterman

Jude Dieterman, an 18-year veteran of the healthcare industry, serves as President and CEO of Transaction Data Systems (TDS), d.b.a. Computer-Rx and Rx30. Prior to joining TDS, Mr. Dieterman served as CEO of TriZetto, SVP and President at Cerner, and executive roles at eScout, VTech Industries, U.S Robotics/3Com, and AT&T/Lucent. Jude holds Bachelor’s Degrees in accounting and business administration with a minor in economics from Drury University.


John Kos

John joined GTCR in 2006 and is currently a Principal of the firm. Prior to joining GTCR, he worked as an Analyst in the Healthcare investment banking group of Citigroup Global Markets in New York. John holds an MBA with distinction from Harvard Business School and a BS in finance with highest honors from the University of Illinois.


Dean Mihas

Dean joined GTCR in 2001 and is currently a Managing Director of the firm.  As the head of the Healthcare group at GTCR, he has been instrumental in building the firm’s expertise in life sciences and medical devices. Dean holds an MBA with distinction from the Harvard Business School and a BS with high distinction in finance and economics from the University of Illinois, Chicago.


David Stevens

David Stevens is noted for the founding and successful management of Accredo Health, Inc. (Accredo), which was the leading provider of specialty pharmacy services to patients, payers and pharmaceutical manufacturers for many years. He served as Chief Executive Officer until it was acquired by Medco Health Solutions, Inc. in 2005. A graduate of the University of Tennessee, David is also a supporter of the university and its medical school.