AMUG Officers
President
Bret Bordner served an integral role in the founding of Laser Reproductions by encouraging his father, Jerry, to break into the rapid prototyping industry. Serving as vice president, Bret oversees contract manufacturing with outside vendors for injection molding, extrusion and metal stamping. Also a principal owner, Bret has been involved with the company since 1987. He has extensive experience in the industry and in overall business operations by working in sales, product design, project management and engineering. Email: president@am-ug.com.
Past President
Gary Rabinovitz holds a degree in Physical Education from Plymouth State University, Plymouth, NH. He has managed the Additive Manufacturing Lab at Reebok International Ltd’s world headquarters for nearly 16 years. This lab operates SLS technology, 3D printing technology and PolyJet technology. Gary held the position of president of the SLS Users Group from November 2001 through the September 2002 conference. He is also a past member of the Editorial Advisory Board of “Time Compression Technologies” publication. In the fall of 2002, Gary accepted the position of Z Corporation User Group president, a position that he held for four years. Gary has also been a member of SME for the past 16 years and has just completed his second term as president of the Additive Manufacturing Users Group.
CONTACT INFO: Rapid Prototyping Lab Manager Reebok International Ltd. Canton, MA 02021 (w) 781-401-7328 Email: pastpresident@am-ug.com.
Vice President
Mark Barfoot holds a B.A.Sc. in Mechanical Engineering from the University of Waterloo in Ontario, Canada and is a member of the Professional Engineers Ontario (PEO). He has managed engineering services at Christie’s global manufacturing headquarters in Ontario, for more than eight years. With his passion for continuous product design improvement, Mark has spearheaded the expansion of a multimillion-dollar environmental testing lab and rapid prototyping center at Christie. Today, the full-service center is a vital component of the design and testing of Christie’s wide-ranging visual display technologies.
Since joining the company in 2000, Mark has also led the development of engineering processes and policy standards for Christie’s engineering group. In his spare time, he serves on the Industrial Advisory Committee for the NSERC/Waterloo Chair in Design Engineering (WCDE) and mentors engineers who are working on engineering design projects and competitions at the University of Waterloo. He has been a participating member of AMUG for the past five years. Email: vicepresident@am-ug.com.
Secretary
Kim Killoran holds a Bachelors of Science degree in Business Administration with an emphasis in Marketing from North Dakota State University in Fargo, ND. Kim has over 5 year's experience in the 3D printer industry, working first with the Dimension 3D Printer product line, then with growing responsibilities across all Stratasys product lines. She has hands-on experience managing a bank of 3D printers at Stratasys, providing printed models for sales and marketing use. She currently coordinates some of the company’s larger corporate events, like the AMUG Conference, as well as content development of webinars and promotional campaigns, and is the lead marketing resource for Stratasys’ efforts in the education market.
Before joining the company, Kim worked as a marketing project manager at Wilson Learning Corporation for 6 years.
Contact info: Stratasys, Eden Prairie, MN, (w) 952-906-2232, Email: secretary@am-ug.com.
Treasurer
Vince Anewenter Email: treasurer@am-ug.com.
Event Manager
Thomas A. Sorovetz, Chrysler, LLC M/S 481-01-41, 800 Chrysler Drive, Auburn Hills, MI 48326. Email: eventmanager@am-ug.com.
AM Industry Advisor
Todd Grimm, is president of T. A. Grimm & Associates, which offers additive manufacturing and 3D imaging consulting and communications services. He is also a columnist for The TCT Magazine and editor for ENGINEERING.com. In the 22 years that he has been involved with additive manufacturing, he has played many roles in the industry: author, writer, speaker and advisor. Todd is the author of “User’s Guide to Rapid Prototyping” and has written hundreds of articles for a wide range of publications. He has served as an editorial advisor for both The TCT Magazine and Time-Compression Technologies and has become an analyst for GigaOM, which provides expert analysis and research on emerging technology markets.
In 1997 and 2012, Todd was named one of the most influential in the additive manufacturing industry on The TCT Magazine's Top 25 and Top 20 lists. He has served as an advisor for the Society of Manufacturing Engineers’ (SME) technical communities and the organization’s RAPID conference. He is a Past Chairman of the society’s Rapid Technologies and Additive Manufacturing (RTAM) community and its 3D Imaging technical group. He is also a recipient of SME’s Master-Level Certificate in additive manufacturing. Email: AMAdvisor@am-ug.com.
Advisor to the Board
Mark Abshire Email: advisor@am-ug.com.
AMUG Ambassadors
Europe
Stefan Ritt, after earning his engineering degree in technical physics from the University of Applied Science in Lübeck, Germany, started his career in RP/AM in 1985 when running a prototype lab in the R&D arm of a coffee and vending machine company. After that, he held positions in QA and product management for mid-sized Dutch and Danish companies. In 1998, Stefan took on international sales and marketing of RP tooling products for a UK/German joint venture. In this capacity, he was successful in international markets with the development and support of the transition of RPT and metal AM equipment into production equipment. Stefan now works for SLM Solutions where he continues his efforts to grow the metal AM market internationally. In 2011, he was the appointed as the European liaison officer for AMUG. As he travels around the world, he spreads the news about AMUG activities to expand the awareness of the users group in global markets.Email: stefan.ritt@slm-solutions.com.
Europe
Graham Tromans is an industry consultant and president of G P Tromans Associates, an independent additive manufacturing, rapid prototyping and 3D printing consultancy. He has been involved with the additive technologies since 1990 when he was instrumental in the development and technology application acceptance with Rover Group, working with companies such as Land Rover, BMW, Aston Martin, Ford Volvo, Bentley Cars, Boeing Aircraft, British Aerospace, F1 racing, NASCAR, Rolls Royce, Perkins Engines, JCB and many others. He was also responsible for setting up the Land Rover facility and was an advisor to Jaguar Cars in the setting up of their facility.
He has represented the UK Government’s Department of Trade and Industry on Overseas Science and Technology Experts Missions to both USA and Japan, looking at the developments in RP/AM technology and applications. He has presented numerous papers in USA, Japan and Europe. Graham is currently chair of the Additive Manufacturing Association in the UK. He is editor of the book “Developments In Rapid Casting,” which is published by The Institute of Mechanical Engineers in London, and is also a chapter author in the book “Rapid Manufacturing – An Industrial Revolution For The Digital Age,” primarily focusing on automotive and motorsports applications.
In 2007 Graham became a Master-Level Rapid Technologies & Additive Manufacturing Certificate holder, presented by the SME, USA: the first and only person to be awarded it in the UK to date. He has also been awarded the “Double” Dinosaur Award in both SLA and SLS by the 3D Systems Users Group, recognizing his long term contributions to both technologies. He is an event advisor for the SME-RAPID conference and was chair of the SME Rapid Technologies and Additive Manufacturing Steering committee in the USA. He is also a advisor to the Time Compression Technologies Conference held annually in the UK. Graham was ranked in the Top 25 In The Worlds most influential people in Additive Manufacturing in the TCT magazine readers global survey. Email: graham@gptromansassociates.com.
Europe
Ulf Linde










