Fred Stuvek, Jr., BS, MBA, President and CEO
Fred Stuvek previously was senior vice president, sales and marketing, for CTI Molecular Imaging, Inc., in Knoxville, Tenn., the company that developed PET imaging technology, and developed key initiatives that supported the acceptance and growth of PET imaging, both domestically and internationally. Stuvek also served as chairman of the Institute for Clinical PET Industry Committee and, before joining CTI, held several positions at Siemens Medical Systems and was the youngest vice president in the history of the company. Stuvek continues to be involved in initiatives to help the medical imaging community. He is on the board of the Institute for Molecular Technologies (IMT ) and is Chairman of the Provider Council of the IMT. A former lieutenant in the US Navy, Stuvek earned a bachelor of science degree from the US Naval Academy and an MBA from Farleigh Dickenson University.

Ken Manning, MS, CNMT, CRA, Chief Operating Officer
Prior to joining Trident, Ken Manning was director of marketing for a leading PET imaging systems manufacturer. A certified radiology administrator, Manning acquired extensive clinical expertise and experience as a nuclear medicine technologist and a diagnostic imaging clinical manager, and has been intimately involved in the research, clinical and commercial applications of PET and PET/CT imaging for over 20 years. He holds a master of science degree in health care administration, undergraduate degrees in nuclear medicine technology and health care administration, and is a member of the Academy of Molecular Imaging, the Society of Nuclear Medicine, the American Healthcare Radiology Administrators and a former member the American Heart Association Board of Directors.

Guy Messer, MBA, CNMT, Chief Financial Officer, Director of Sales 
Guy Messer’s experience and expertise in the medical field spans more than 20 years. Prior to joining TMI, he was a regional sales manager for a leading PET imaging systems manufacturer. Messer has been instrumental in developing imaging centers throughout the US and internationally. He has served in clinical, commercial and educational capacities within the nuclear medicine/PET industry for more than two decades, including an adjunct faculty position in nuclear medicine technology at George Washington University. Messer holds a MBA and has undergraduate degrees in health care management and nuclear medicine technology. A certified nuclear medicine technologist and member of the Academy of Molecular Imaging, Messer served in the US Navy for six years and was a senior instructor in the Navy’s clinical nuclear medicine school.