​​​Meet our Executive Team

Great companies are made from great leaders. We are lucky to have a team of executives who bring years of experience and knowledge to Ultradent. Read their bios below.

Dirk Jeffs


Dirk Jeffs began his Ultradent career as the International Sales Manager in 1996. While he maintains a passion for all things international, his responsibilities have expanded to include oversight of global sales and marketing, HR, IT, EPMO and facilities. In his free time, Dirk enjoys the many outdoor opportunities available in Utah, testing his limits through endurance sports including the Ironman triathalon, which he has finished four times. Dirk is fluent in Spanish and earned a BA in International Relations and an MBA from the Marriott School of Management at Brigham Young University.

Erwin Fischer

Senior Vice President​

Erwin Fischer is the Senior Vice President at Ultradent Products, Inc. He has been with Ultradent from the very beginning, over 35 years ago. During his first five years at Ultradent, Erwin worked in manufacturing, shipping, sales, and accounting, where he experienced the challenges and fun of being in a rapidly growing and changing company. As the company grew, he migrated into serving Ultradent's Information Technology needs. For the next 30 years, he became a specialist in multiple different IT roles including networking, server and desktop support, development, Oracle database administration, server and apps admin, business needs analysis, etc. He's a technology enthusiast and loves pushing the envelope, so, for him, this was very fulfilling.

The last 12 years Erwin has been primarily in management, with a lot of training and experience in IT Best Practices (ITIL), project management, and Business Process Management (BPM). This exposure to systems thinking, and creating the right combinations of people, process, and technology has been very helpful in his new role as Senior Vice President​, where he looks for areas to improve and grow throughout the entire company.

Mark Brinkerhoff

Vice President of Finance

Mark Brinkerhoff, Vice President of Finance, brings 26 years of experience to his profession—15 of which he has spent at Ultradent. At Ultradent, Mark has established many major economic objectives and policies for the company. He has led the development, direction, and preparation of financial analyses of the company’s operations, planned and implemented new operational procedures to obtain optimum efficiency and reduced controls, and helped to establish extensive lines of credit. Mark also determines and analyzes all corporate budgets, directs all activities concerned with safekeeping, control, and accounting for worldwide assets, and oversees all aspects of the company’s accounting, finance, tax and treasury. A graduate of the University of Utah’s David Eccles School of Business, Mark holds a master’s degree in Professional Accountancy and is a Certified Public Accountant and Certified Treasury Professional.

Chuck Anger

Vice President of Operations

Chuck Anger comes to Ultradent with over 20 years of experience in executive management, specializing in operations, quality, and continuous improvement in multiple industries. After graduating from Weber State University with a degree in chemistry, Chuck began his career in biomedical research, later moving to the nuclear industry. He later went on to work as a senior level Lean Six Sigma Master Black Belt in manufacturing, sales and marketing, human resources, legal, finance, banking, insurance, hospitals and clinical labs, facilities, distribution and supply chain, among many other areas. Chuck has trained and coached over 5,000 project managers, Green Belts, Black Belts, Master Black Belts, and executive leaders that have changed the culture and performance of 40 different companies around the world. In his free time, Chuck enjoys spending time with his wife, children, and grandchildren.

Neil Jessop

Vice President of Research & Development

Neil Jessop has worked in Research and Development since 1992. From 1998 to 2002, he worked in the Bio Materials Research lab at Loma Linda University in California. In 2002, he came to Ultradent and was placed as the head of Ultradent’s Research and Development department. Since then, he has been able to further research creating the strongest and most durable adhesive in dentistry. His work now covers five branches of R&D: Chemical R&D, Engineering R&D, Design R&D, Clinical R&D, and Product Development, encompassing approximately 100 employees. He has two amazing daughters and an extremely intelligent and talented wife of over 21 years, who is a practicing dentist.

Ryan Mackerell

Vice President of Information Technology

Ryan Mackerell has over 25 years of IT experience in a variety of industries. After studying Information Systems at Utah Valley University, he began his career supporting the information systems for a research and development firm focused on materials science applications for defense and aerospace. Ryan then spent several years managing IT organizations in the e-commerce, social media, and internet service provider sectors. Over his career he has built, managed, and consolidated data centers, built global networks, and supported sales and marketing operations. He has earned multiple technical certifications in network engineering, information security, and IT operations over his career and continually seeks best practices. Ryan has been with Ultradent for over 15 years and currently manages a dynamic team of technology professionals who support all aspects of Ultradent’s global operations. While raising three sons with his wife, he spends a lot of time exploring the outdoors and traveling to new destinations.