H. Frederick Bowman, Ph.D., President, CEO & Chairman

Dr. Bowman is the inventor of the Company’s technology and the founder of Hemedex. He is also the founder of Thermal Technologies, Inc. and serves as Chairman and Chief Technology Officer. He concurrently served as the Senior Academic Administrator of the Harvard-MIT Division of Health Sciences and Technology for 40 years through September 2010. He served as a member of the Mechanical and Biomedical Engineering faculties at Northeastern University for 25 years, as a lecturer on Radiation Oncology at Harvard Medical School, and as Program Director for Biomedical Engineering at the National Science Foundation. His principal research interests include microprocessor-based instrumentation for the quantification of tissue perfusion, thermal properties, tissue water content, cardiac output, bioheat and mass transfer based problems in clinical research, thermal physics of clinical hyperthermia, and thermometry. Dr. Bowman has a B.S. degree in Mechanical Engineering from Pennsylvania State University and M.S. and Ph.D. degrees from MIT in Nuclear Engineering. He is the author of some 120 publications and abstracts, holds 20 patents and is a Fellow of the American Institute of Medical and Biological Engineers.


Stefanie M. Cantin, BA, Director of Business and Operations

Ms. Cantin joined Hemedex in 2011.  As Director of Operations she manages IT, Manufacturing, and Inventory & Materials Management activities. As Director of Business she directs Accounting, Purchasing, and Customer Service activities. In addition, she actively supports Sales and Marketing and represents Quality Assurance and Regulatory as the Manufacturer’s Representative to Hemedex’s Board of Directors. Since joining Hemedex, Ms, Cantin has progressively assumed increasingly broad responsibilities before being named Director of Business and Operations in 2016. Prior to joining Hemedex she worked at the law firm of Dunn and Phillips, P.C.  Ms. Cantin earned her Bachelor of Arts Degree in Political Science from Western New England College.  She is a member of 5 Honor Societies.


Charles J. Welch, MSEE, Senior Research Engineer

Mr. Welch joined the parent company of Hemedex, Inc. – Thermal Technologies Incorporated (TTI) – in 1991 and has served as a consultant to Hemedex since its inception in 2000. Along with Dr. Bowman, he is one of the principal developers of the Bowman Perfusion Monitoring (BPM) system and is currently responsible for Hardware Design and Software Testing. He is a significant contributor to the Customer Service and Clinical Support roles of the company. Since the inception of the Thermal Diffusion-based technology, he has been instrumental in the research and development of the QFlow500™ Perfusion Probe, the BPM, and the calibration and manufacturing processes. Mr. Welch is a major contributor to all Hemedex technology, including those in development for measuring Tissue Water Content. He has extensive experience in the development of medical and technical instrumentation having worked at Instrumentation Laboratories, Inc.; MIT’s Biomedical Engineering Center and the MIT Hyperthermia Center.

James L. Neal, J.D., Chief Legal Counsel

Mr. Neal is an experienced attorney in corporate, commercial and patent law. He has 15 years of experience serving as Chief Legal Counsel for a major technology company and 8 years of experience in private practice. He has also served as Patent Counsel for several US companies. Mr. Neal is a co-founder of Hemedex where he oversees the development of intellectual property and legal affairs. Prior to Hemedex, he served as Corporate Counsel at Thermo Electron Corporation, a multinational provider of products and services in the energy, environmental and biomedical fields. He was also formerly a patent attorney at Westvaco and Polaroid Corporations. Mr. Neal has a B.S. degree in Civil Engineering from North Carolina State University and a Juris Doctorate (Law) from American University in Washington, D.C.


Tracey M. Berlin MSN-Ed, RN, CNRN, CCRN; Consultant, Clinical Applications Specialist

Ms. Berlin has 29 years of experience in neuroscience nursing, serving in roles of staff nurse, management, education, and research. Prior to joining the Hemedex team, she was employed as the Unit Educator and Neuroscience Technology Specialist in a 24 bed Neuro ICU in a University-based Level I Trauma Center/Primary Stroke Center. Ms. Berlin currently works as a Neuroscience Nursing Education Consultant and Clinical Applications Specialist for several companies focusing on advanced neuromonitoring technologies. She is considered a nursing expert on multimodal monitoring in neurocritical care, teaching on topics of brain tissue oxygen monitoring, cerebral blood flow monitoring, cerebral microdialysis, automated pupil assessment, data integration systems, and others. She has authored textbook chapters and publications on these and other neuro related topics. Her clinical experience and unique skill set enable her to assist hospitals with expansion of neurocritical care programs and integration of neuromonitoring technologies.

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