Leadership Team

Chairman & Chief Executiv​e Officer
Marc R. Viscogliosi

Mr. Viscogliosi is a founder of Paradigm Spine and has been its Chief Executive Officer and Chairman of the Board of Managers since August 2004. Prior to founding the company, Mr. Viscogliosi was a cofounder and secretary of the Board of Directors of Spine Solutions, Inc., which was acquired by Synthes-Stratec in 2003. In 1999, Mr. Viscogliosi cofounded Viscogliosi Brothers, LLC (“VB”), a leading merchant bank and venture capital firm focused on the musculoskeletal/orthopedics industry. Mr. Viscogliosi spent six years researching and banking musculoskeletal companies prior to cofounding VB.  He was employed for four years as a musculoskeletal/orthopedic research associate, primarily working with his brother, Anthony Viscogliosi.  Mr. Viscogliosi has served on two boards of directors of musculoskeletal companies.  Mr. Viscogliosi graduated from New York University in 1999 with a BA in Economics and Political Science. 


Guntmar Eisen

Mr. Eisen has over 20 years of experience in the spine industry. He has been a key driver of the development and execution of Paradigm Spine’s global operational infrastructure.  Prior to joining the company, Mr. Eisen was the Vice President of Europe Spine Solutions, GmbH, which focused on commercialization of various spine products including the ProDisc Lumbar and Cervical Disc technologies. Prior to his role with Europe Spine Solutions, Mr. Eisen spent 10 years as Director Product Management of Spine, Trauma & Biomaterials at Aesculap AG & Co. KG in Germany. He earned a degree in Product Engineering from the University of Applied Sciences (Fachhochschule) in Furtwangen, Germany. 


Chief Financial Officer 
Steven Amelio

Mr. Amelio is a financial executive with more than 24 years of experience in the medical device industry. Over Mr. Amelio’s 20-plus years with United States Surgical Corporation; Tyco Healthcare Group, LP; and, ultimately, Covidien, PLC, he rose through the finance department in various roles and spent 10 years in Divisional Chief Financial Officer positions. With his broad knowledge of the medical device industry, Mr. Amelio has been involved in all aspects of acquisitions and divestitures and was instrumental in the purchase of technologies in the endo-mechanical, electro-surgery, orthopedic, bio-surgery, and other areas in addition to overseeing and managing global finance organizations. Most recently, Mr. Amelio was the Chief Financial Officer for DeVilbiss Healthcare, LLC, a private equity-owned respiratory company, where he helped prepare and separate the business to a standalone platform. Mr. Amelio has an MBA in Finance and a BBA in Accounting from Iona College in New York.


Executive Vice President, Chief Medical Officer
Hallett Mathews, MD, MBA

Dr. Mathews practiced orthopedic spine surgery for over 22 years in both academic and private practice. He is considered a pioneering and innovative spine surgeon, national surgeon educator, society leader, researcher, and patient advocate. He was recruited from practice by Medtronic Spine and Biologics to become a Vice President of Medical Affairs, Clinical Affairs, and Chief Medical Officer in 2006. He is the former President of Musculoskeletal Clinical Regulatory Advisors, LLC (MCRA) since leaving his Medtronic position. Dr. Mathews completed his MBA at the University of Tennessee in Knoxville and is committed to evidence based medicine, comparative effectiveness decision strategies and healthcare management.


Vice President of Sales
Jeremy Laynor

Mr. Laynor brings more than 19 years of professional sales, marketing and leadership experience. He has been instrumental in the growth of Paradigm Spine’s U.S. commercial efforts since joining the organization in 2013. Jeremy began his healthcare sales industry career with Cardinal Health, where he specialized in the development of national sales efforts for new pharmaceutical, biotech, and medical technologies. He spent 6 years in both sales and leadership roles developing teams in the Southeast region of the U.S. Jeremy then joined Salient Surgical, where he was essential in launching an advanced energy product line focused on Orthopedics and Spine procedures, and served as Area Vice President leading up to the company being acquired by Medtronic in 2011. Jeremy is a graduate of Slippery Rock University in Pennsylvania where he played point guard for the men’s basketball team.