Company
Leadership
Marc Buntaine
Chief Executive Officer
Tracy Brinkmeyer
Sr. Vice President
Operations & Human Resources
Chris Myers
Vice President
Sales & Clinical
Alan Weinberg
Vice President
Engineering & Product Management
Joanne Branand
Vice President
Finance & IT
Dr. Ning Ke
Vice President & General Manager, China
Dr. Shahin Pourrahimi
President, SSI
Board of Directors
Matt Bergin
Executive Board Member
Alex Vargas
Executive Board Member
Gregory Sorensen, MD
Executive Chairman of the Board of Directors
Marc Buntaine
Chief Executive Officer
Biographies
Marc Buntaine
Chief Executive Officer
Marc was appointed the Chief Executive Officer for IMRIS in October 2021.
With more than 20 years of experience in the Medical Capital Equipment industry, Marc is a highly distinguished leader with a track record of successfully growing companies and market share through establishing long-term relationships with healthcare professionals and partners. He joins IMRIS with senior leadership experience as well as serving as CEO for several different high growth companies.
Throughout his career in med-tech devices, Marc has pioneered a number of new technologies that have become state-of-the art approaches in neurosurgery and oncology practices, including stereotactic radiosurgery, image guided surgery, image guided radiotherapy, and intraoperative imaging.
Marc holds a Bachelor’s Degree in Humanities from New College of Florida, and an MBA from Yale University. In his pre-medical device career, Marc worked in strategy consulting and corporate finance.
Tracy Brinkmeyer
Sr. Vice President
Operations & Human Resources
Tracy brings over 15 years of quality and regulatory leadership experience within the medical device industry. She is a results-oriented leader who is able to apply executive strategies and knowledge to improve business performance. She is passionate about leading change, organizational development, and continuous improvement.
Most recently, Tracy worked at Teleflex (Vascular Solutions) as a Quality Assurance Director. Prior to that, Tracy held numerous QARA roles at other benchmark medical device companies including Wright Medical (Tornier) and Boston Scientific. Tracy is an accomplished leader who brings extensive leadership and industry experience to IMRIS.
Tracy earned her Bachelor of Science degree in Mechanical Engineering from Iowa State University.
Chris Myers
Vice President
Sales & Clinical
Alan Weinberg
Vice President
Engineering & Product Management
Alan has 27 years of experience working in high technology medical device organizations in the positions of business development, strategic marketing and product management. He has commercialized medical technologies focused on imaging, image guided surgery, surgical laser and radiation therapy with applications in neurosurgery, interventional radiology, general surgery and laboratory diagnostics. He has held leadership roles in four medical device startups that were acquired and two organizations that went public. Prior to his career in medical devices, Alan was an aerospace engineer at the MIT Lincoln laboratory focusing on development and testing of aerothermal systems supporting pure research and Department of Defense initiatives.
Alan holds a Bachelor of Science in Mechanical Engineering from Worcester Polytechnic Institute and a Master of Business Administration from Babson Graduate School of Business.
Joanne Branand
Vice President
Finance & IT
Joanne is a seasoned finance leader with over 25 years of experience in the manufacturing industry, primarily focused on the medical device sector. Joanne serves as the VP of Finance, IT and Procurement at IMRIS where she plays a pivotal role in shaping the company’s financial strategies for sustained growth and success. One of Joanne’s key strengths lies in her process improvement mindset which has fostered a culture of efficiency within the organization. Her tenure at IMRIS has been marked by significant developments in the finance department, aimed at enhancing the timeliness and transparency of reporting reliable data.
Prior to joining IMRIS, Joanne held a financial leadership position at Abbott Laboratories. She holds a bachelor’s degree in Finance and Entrepreneurship from Syracuse University, and an MBA from Drexel University.
Dr. Ning Ke
Vice President & General Manager, China
Dr. Ning Ke brings over 20 years of commercial leadership experience within the medical device industry. In 2010, he established the IMRIS China division, and today, under his strong leadership, both customer success and business performance are being driven. Dr. Ning is passionate about developing long-lasting relationships with clients, inspiring change, fostering organizational growth, and continual improvement.
Before joining IMRIS, Dr. Ning worked as a Diagnostic X-ray Modality General Manager at GE Healthcare China. Prior to that, he worked in a variety of sales and product development roles at various medical device companies, advancing to the positions of Global Value MR Leader and Regional MR Sales Manager. As a skilled leader, he brings to IMRIS a wealth of leadership, industry expertise, and a commitment to continued development.
Ning Ke earned his Bachelor’s degree in Medical Imageology from China Medical University.
Dr. Shahin Pourrahimi
President, SSI
Dr. Shahin Pourrahimi is the founder of Superconducting Systems Inc. (SSI) and is a successful developer of novel, high-performance, materials and technology for applications in superconducting magnets. Through Dr. Pourrahimi’s innovations SSI has been the first company to bring cryogen-free superconducting magnets to the pre-clinical MRI market and is leading the process of introducing point-of-care cryogen-free MRI Scanners for human applications.
Shahin has been the author of multiple US and international patents in superconducting magnet technology. Human MRI magnets designed and produced by SSI are in use in the US, Canada, India and China. Before entering private enterprise in 2000, Shahin was the Leader of the Superconductivity Group at the Plasma Science and Fusion Center at Massachusetts Institute of Technology from 1991-2000. He holds a Master’s degree in Materials Engineering and a PhD in Mechanical Engineering from Northeastern University.
Matt Bergin
Executive Board Member
Alex Vargas
Executive Board Member
Gregory Sorensen, MD
Executive Chairman of the Board of Directors
Dr. Sorensen is the Executive Chairman of the Board of Directors for IMRIS. He was appointed to the board of directors in October 2015. As head of the board of directors, Greg lends his expertise in research, innovative medical imaging technologies and clinical practice to guide the global strategy for IMRIS.
Before joining IMRIS, Greg served as the President and CEO of Siemens Healthcare North America. Leading up to his appointment with Siemens, Greg was a practicing neuroradiologist and active researcher with significant experience in clinical care, clinical trials, and served as Professor at Harvard Medical School in Boston, Mass. His research and techniques are utilized by numerous centers throughout the world in phase II and III trials in cancer, stroke, and other illnesses. He holds a B.S. in biology from California Institute of Technology, Pasadena, CA, an M.S. in computer science from Brigham Young University, Provo, Utah, and an MD degree from Harvard Medical School.
