Executive Team



Robert Cartagena
Chief Operating Officer


Robert is a 23-year veteran of the dental industry.  He began his career with Discus Dental and was an integral part of its first sales team during the company's start-up phase in 1993. Over the course of 20 years, Robert held senior management positions in global sales, marketing, R&D, and business development.  In 2008, Robert was appointed Chief Operating Officer of Discus and served in that capacity until the company's merger with Philips. From its founding until 2011, Robert was responsible for Discus's expansion into key foreign markets, the introduction of some of the industry's most widely-recognized brands, as well as the development and execution of the company's acquisition and integration strategy. Robert brings a wide range of expertise and experience in dentistry to the DenMat team.

Robert holds a Bachelor of Science in business management from Nova Southeastern University.




Trevor RootsTrevor Roots
Chief Financial Officer

Originally from Manchester, England, Trevor Roots is a UK-chartered accountant with over 30 years of experience in executive management in both accounting and finance in the United States. Prior to joining DenMat in 2010, Trevor served as CFO of Sierra Monotlithics as well as VP of Finance of JDS Uniphase and CFO of Network Systems. Trevor has been a key member of the DenMat executive team managing much of the Company’s M&A activity and executing on its information technology strategy.



NashMary Nash
Sr. Vice President, Global Marketing


Mary Nash joined DenMat in 2014 with 20 years of experience in the medical device industry. Prior to joining DenMat, Mary held various marketing leadership positions with well-known companies such as Medtronic and Edwards Lifesciences. Mary leads product management, marketing communications, education, and events at DenMat. Her focus is on delivering growth by creating value for DenMat customers, including many launches of new products, education courses, and marketing programs. Mary holds a B.A. and an M.B.A. degree from UC Irvine.