Our Team
Dr. Joshua Ammerman
Founder and Chief Medical Officer
Dr. Joshua Ammerman is the President of Washington Neurological Associates and served as the Chief of Neurosurgery at Sibley Memorial Hospital until 2024. With over 20 years of clinical experience as a practicing neurosurgeon, Dr. Ammerman founded ComboSpine in 2021 after identifying critical inefficiencies in spinal fusion procedures. Dr. Ammerman's unique perspective and drive as both a surgeon and entrepreneur fuels ComboSpine's mission to make spinal fusion faster, more consistent, and more reliable for patients worldwide.
Craig Corrance
Chief Executive Officer
Craig Corrance brings over three decades of experience in the global orthopedic device industry, with the last two decades serving at the President/CEO level in the US. His proven track record includes successfully navigating four orthopedic startups to acquisition, including New Era Orthopaedics, Applied Spine Technologies, Altiva Corporation, and Scient'x USA. Craig's extensive expertise spans all functional areas of orthopedic device companies, from strategic planning and fundraising to product development and commercialization. His leadership has consistently delivered substantial revenue growth, successful exits, and innovations in spinal fusion and motion preservation technologies, making him ideally positioned to lead ComboSpine through its next phase of growth.
Spencer Jones
Chief Operating Officer
Spencer Jones, RN-BSN, brings elite startup operations and medical device expertise to ComboSpine as Chief Operating Officer. As the CEO of Lapovations and founder of Lineus Medical, Spencer successfully navigated a Class II De Novo device (SafeBreak Vascular) from concept to FDA clearance, raising over $10 million in venture and angel capital along the way. His experience includes launching products across multiple clinical areas with deep expertise in product development, regulatory strategy, marketing, and sales force development. Spencer's comprehensive understanding of the medical device commercialization process provides ComboSpine with strategic leadership as it prepares to bring the DEX360 platform to market.