ProSphere Leadership Our Leadership team is committed to continually seeking innovation while maintaining a clear focus on the client’s mission. Executive Leadership Joel Rhoades Chairman and Chairman of the Board Read Bio Michael H. Sumrall Vice Chairman Read Bio Bob Phoebus Chief Growth Officer Read Bio Gary Ricketts Chief Operating Officer, Acting Read Bio Operational Leadership Carola Ammer VP, HR and Talent Acquisition Read Bio Chris Miller VP, Service Delivery Read Bio Ed Wolfe VP, Health IT Solutions Read Bio Nathan Danforth Director, Proposal Management Read Bio Angie Gibson Director, Contracts Read Bio Pamela Hensel Director, Quality and Special Projects Read Bio Tom Oliver Director, DoD Operations Read Bio Denise Michael Program Director Read Bio Mark Walker Controller Read Bio Ewan Wilmot Director of Civilian and Health Solutions Read Bio John Wucher Program Director Read Bio
