Management team

President and CEO

Based in New Hampshire, USA, John is a 33-year veteran of the Medical Device industry. Ten of those years were spent in senior expatriate assignments. Before becoming President and CEO of GKC, he served as President and CEO of Monteris Medical Corporation. Prior to joining Monteris, John served as the Chief Commercialization Officer for BÂRRX Medical, and as President and CEO of Softscope Medical Technologies Inc., both of which were successfully acquired by strategic partners during his tenure. John has held positions as Vice President of Sales and Marketing for the Peripheral Vascular Division of ev3 Inc., Vice President and General Manager International for ACMI Corporation, and various management positions within Boston Scientific. John earned a B.A, Summa Cum Laude, from Long Island University and, prior to his commercial career, he served 7 years as a U.S. Marine Corps pilot.


Teresa brings over 25 years experience in healthcare marketing, product development and commercialization, working in both medical device and diagnostic companies, as well as with major healthcare provider networks and consulting firms. Teresa has held leadership roles with Medtech Surgical/Zimmer Biomet, Steward Healthcare System, Tenet Healthcare, Aspect Medical, Boston Scientific, CSA Medical and Bayer Diagnostics. Teresa has extensive experience launching and driving market adoption of innovative technologies into global markets.

General Manager China

Brooke brings over 27 years experience in the development of medical devices and has been deeply involved in the introduction of some of the most important product innovations in our industry, including the earliest advanced coronary angioplasty balloons and the world’s first peripheral embolic protection device, for which she received multiple patents for her work; it remains the industry standard to this day. Brooke has held leadership roles with Monteris Medical, AGA Medical / St Jude, EV3/ Covidien, and Boston Scientific. Brooke has extensive experience developing and introducing new technologies into global markets. Brooke also has extensive experience in China, where she has lead GKCs entry strategy into this key market.

Vice President, Product Development

Brendan has a background in medical device development projects ranging from software to electronic auto-injectors and disposables. He has held positions in the global headquarters of Merck KGaA’s medical device division as a Project Manager and later Associate Director of Reliability, Support & Maintenance overseeing the lifecycle management of a large device portfolio. Prior to this, Brendan held various consulting roles in pharma with Eli Lilly and Serono. Brendan is Dutch, and has worked for several years in Ireland and Switzerland prior to relocating to Australia.

Chief Medical Officer

Dr. Nahab is a board-certified Movement Disorders Neurologist with an interest and track record of bridging the gaps between Neurology and technology. His research background began at in the Human Motor Control laboratory within the National Institutes of Health in Bethesda, Maryland. Since that time, Dr. Nahab has conducted NIH-funded neuroimaging research into the neural mechanisms underlying tremor, novel investigator-initiated phase I/II clinical trials, clinical research in disorders such as Parkinson’s disease and Essential Tremor while also helping to lead international efforts to develop and integrate objective measures into patient management in order to enhance care. Dr. Nahab is also the author of numerous peer-reviewed publications, book chapters, and scientific abstracts in both national and international venues.