Executive Team

James M. Corbett is the President, Chief Executive Officer and member of the Alphatec Spine Board of Directors.  Prior to joining us, Mr. Corbett had been the President and CEO of Vertos Medical, Inc., a position he held since November 2008. Vertos is the manufacturer of novel, percutaneous treatment for lumbar spine stenosis. From January 2002 to April 2008 he worked at ev3 Inc. During such time period he held various positions, including member of the board of directors of ev3, Chairman of the Board of Directors of MicroTherapeutics (an affiliate of ev3), Chief Operating Officer of ev3, Chief Executive Officer of ev3 and Chairman of the Board of Directors of ev3. Ev3 is a leading medical device company engaged in vascular and neuro-radiology technologies. Over the course of his career, Mr. Corbett has held the position of Chief Executive Officer, Home Diagnostics Inc.; President, Boston Scientific International; and General Manager, Baxter Healthcare, Japan, as well as a number of executive roles in his 11 years at Baxter Healthcare.

Michael O’Neill has served as the Chief Financial Officer, Vice President and Treasurer since October 2010. From November 2007 to March 2009 he was Vice President and Chief Financial Officer of Mentor Corporation, a surgical aesthetics manufacturer. Mentor Corporation was acquired by Johnson & Johnson in January 2009. Prior to joining Mentor Corporation, Mr. O’Neill had spent the previous twenty years with Johnson & Johnson, with his most recent position being Vice President and Chief Financial Officer, Johnson & Johnson Worldwide Information Technology. From 2001 through 2007 Mr. O’Neill served as the Vice President, Finance and Chief Financial Officer for LifeScan, a division of Johnson & Johnson, a leading supplier of blood glucose monitoring systems. Mr. O’Neill began working for Johnson & Johnson in 1987 and moved through a series of progressively more responsible positions including International Controller, Operations Controller, Finance Director, and Group Finance Director.  Mr. O’Neill received a B.A. in Economics and Statistics from the University of Exeter, Devon, United Kingdom and is a Fellow of the Chartered Institute of Management Accountants of Great Britain.

Michael Plunkett joined Alphatec Spine in March 2012 as Vice President of Operations and was promoted to Chief Operating Officer in January 2014. He has held numerous positions in Operations, Information Technology, and Program Management. Prior to joining us Mr. Plunkett had increasing positions of authority from August 2003 to March 2012 at First Marblehead Corporation. His final position was Managing Director. Prior to joining First Marblehead, Mike served over 24 years in the U.S. Navy and retired with the rank of Captain in July 2003. While in the Navy he served in a variety of ashore and afloat positions, including Supply Officer, USS John C. Stennis (CVN 74) and the primary assistant to the Deputy Chief of Naval Operations, Fleet Readiness and Logistics.  Mike received a B.S. from Saint John Fisher College, a M.S. from the Naval Postgraduate School, and a M.A. from the Naval War College.

Ebun S. Garner, Esq. has served as General Counsel, Senior Vice President and Corporate Secretary of us and Alphatec Spine since April 2010. Mr. Garner originally joined us in 2005 as Vice President of Legal Affairs and Corporate Secretary. In 2006 he became General Counsel and Corporate Secretary. Prior to joining us, Mr. Garner was a corporate associate in the New York office of the law firm of Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C. Prior to that, he was a corporate associate in the New York office of the law firm of Squadron, Ellenoff, Plesent and Sheinfeld, LLP. Mr. Garner is admitted to practice law in the State of New York and is a registered in-house attorney in the State of California.  He received a B.A. from University of Pennsylvania and a J.D. from New York University School of Law.

Kristin Machacek Leary is the Senior Vice President of Global Human Resources. Ms. Leary joined Alphatec Spine in July of 2014. Prior to Alphatec, Ms. Leary worked at Quintiles, the world’s leading provider of biopharmaceutical development and commercial outsourcing services from 2012-2014 where she led the Global Talent function; Hewlett-Packard Corporation from 2007-2011 where she was responsible for Executive Leadership Development worldwide; Boston Scientific Corporation from 1996-2007 where she held various senior leadership roles across the divisions, international regions, and Human Resources function. Prior to 1996 Ms. Leary held senior management roles within Human Resources at Dayton-Hudson Corporation, Select Comfort Corporation, and Andcor Companies. Ms. Leary graduated from Concordia College in Moorhead, Minnesota, USA with a BA in Organizational Communication and a BA in English.

Mark Bullivant joined Alphatec Spine in October 2014 as our Senior Vice President, International. Mark comes to us with over twenty years of experience in the medical device field. He has worked across many functional groups, including sales and marketing, clinical, and educational training. Originally from Australia, Mark has applied his international experience in roles of increasing leadership in a variety of organizations such as the Medical Benefits Fund of Australia (MBF), St. Jude Medical and Ulthera. From 2009 to 2013 Mark led Marketing and International Sales functions for Terumo Heart focusing on implementing the company’s global market strategy, as well as the management of International sales organization. Between October 2013 and October 2014 Mark worked in senior management roles in startups including National Dentex and Enteromedics leading commercial and marketing functions. Mark has a Post Graduate Diploma in Cardiothoracic Surgery from Australian Catholic University and is pursuing a Masters in Business Administration at Jack Welch Management Institute – Strayer University.

Mitsuo Asai has served as President of Alphatec Pacific, Inc., a wholly owned subsidiary of Alphatec Spine, since April 2008. From 2006 until he joined Alphatec Pacific in 2008, Mr. Asai was the President of Tokai Co., Ltd., a manufacturer of consumer goods. From 2002 to 2004, Mr. Asai served as General Manager and President of Virbac Japan Co., Ltd., a company that focused on veterinary pharmaceuticals and healthcare products. From 1998 to 2002, Mr. Asai served as President and CEO of Vital Link Corporation, a distributor of cardiovascular medical devices. From 1985 to 1996, Mr. Asai held various positions of increasing responsibility with Beckman Coulter, K.K., and a manufacturer of biomedical testing instrument systems.  Mr. Asai earned a Bachelor of Arts in Law from Kyoto Ryukoku University in 1979.