AMUG Board of Directors

Steve Deak

President & Director

Steve Deak
Years of AMUG service: 10*

Steve Deak is a Senior Engineer at GE Aviation in Cincinnati, Ohio, and holds a Bachelor’s degree from the University of Dayton in Mechanical Engineering. He is responsible for polymer additive technology process development, supply chain implementation and new technology -assessment.

Previous Additive manufacturing experience includes Rapid Prototyping Management roles at Hasbro Toy Group and SL (stereolithography) field support for Huntsman Advanced Materials.

Steve has been attending AMUG since 1994, serving as on the executive board for 11 years. He has held a variety of AMUG and 3DSNAUG roles including Secretary, Vice President, President (2000, 2004 and 2005) and Past President.

Chairman of the Board & Director

Gary Rabinovitz
Reebok International
Years of AMUG service: 14*

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 over 19 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. 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 19 years and has served two terms as president of the Additive Manufacturing Users Group.

At the 2014 AMUG Conference, Gary was presented with the prestigious President’s Award for long time service to the additive manufacturing industry and the users group.  Gary is only the 6th recipient of this award in the 29 year history of the AMUG.  In September 2014, Gary also received the Plymouth State University Alumni Achievement Award for all of his work at Reebok and in the additive manufacturing industry.

Past President & Director

Mark Barfoot
Christie Digital
Years of AMUG service: 4

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 six years.

Vice President & Director

Dana McCallum
Years of AMUG service: 2

Dana McCallum has a history in manufacturing, beginning her career in injection molding and 3D printing. Joining Carbon3D, Inc. in May 2015 as a business development manager, she has helped build the front-end sales business, and is now creating and building Carbon’s channel partnerships. Previously, Dana created the marketing departments at Thogus and its sister companies, JALEX Medical and rp+m, an injection molding, medical design and 3D printing company in Cleveland, Ohio. Dana has won two awards for her social media efforts; Manufacturing Leadership 100 award in the “Game-Changing Technology” category and a Smart Business SoMe award for a middle-market company in the Midwest. Dana is on the Additive Manufacturing Users Group (AMUG) Board of Directors as vice president. She is also an active member of Women in Manufacturing (WiM) and the director for WiM California chapter. Dana received her Bachelors Degree in Strategic Communications from Miami University and is an inaugural graduate of the Leadership Lab for Women in Manufacturing from Case Western Reserve University

Vice President & Director

Paul Bates
Years of AMUG service: 4

Paul Bates is the general manager of the UL Additive Manufacturing Competency Center and an industry-recognized AM veteran. Bates joined UL in 2014 after serving 20+ years at Reebok where he guided the global athletic footwear leader’s Additive Manufacturing Lab and 3D CAD Team as the director of advanced process engineering. A 2012 recipient of the Additive Manufacturing User Group (AMUG) “Dinosaur” Award, Bates is fluent in numerous AM processes, including SLS, FDM and PolyJet. In addition to teaching multiple UL AMCC courses, Paul oversees the day-to-day operation of the facility.

Deputy Vice President – New Members

Derek Ellis
Computer Aided Technology, Inc. (CATI)
Years of AMUG service: 6*

Derek Ellis is a senior applications engineer for Computer Aided Technology, Inc., the nation’s original resource for SolidWorks and dealer for Stratasys additive manufacturing equipment. Derek has been involved in the additive manufacturing industry since 1991, working for a service bureau along with supplying the additive manufacturing community with equipment and supplies for secondary operations such as RTV molding and bridge tooling. In his current role, Derek is responsible for the company’s technical pre-sales efforts, FDM Insight software training and additive manufacturing part benchmarking. His first AMUG conference was the Tampa 1995 conference where he was invited to conduct a “hands-on” workshop for RTV tooling. Derek has served on the AMUG board in the role of secretary and vice president, and his contributions include the expansion of the AMUGexpo, creating the scanning-reverse engineering and inspection track, and being the “Red Tag Guy” for coordinating first-time conference attendees’ orientation.

Deputy Vice President – AMUGexpo

Mark Wynn
Yazaki North America
Years of AMUG service: 1

Mark Wynn, after serving four years in the United States Marine Corp, earned an AS in engineering from Monroe Community College. He has also earned the Additive Manufacturing Certification from SME.
Mark was hired by Yazaki North America in 1994 and was tasked with starting the Rapid Prototype Group. He managed the group for over ten years and has seen it grow into a fully functional shop with several AM technologies, bridge tooling capabilities and subtractive equipment. He now works as a technical specialist within the RP Group, looking for new technologies and out of the box ideas to better support Yazaki’s customers with their prototyping and manufacturing needs.

Mark has been an AMUG conference attendee for the past 21 years, and he received a DINO award in 2015.

Secretary & Director

Kim Killoran
Years of AMUG service: 3

Kim Killoran holds a Bachelors of Science degree in Business Administration with an emphasis in Marketing from North Dakota State University in Fargo, ND. She is currently a marketing project manager in the corporate marketing department at Stratasys and has over seven 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 manages some of the company’s larger industry 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.

Treasurer & Director

Vince Anewenter
Milwaukee School of Engineering (MSoE)
Years of AMUG service: 5

Vince Anewenter is the manager of operations at the Milwaukee School of Engineering’s Rapid Prototyping Center where he has worked for the last 10 years. Through the Rapid Prototyping Center’s non-competing consortium, he provides product development expertise to over 60 companies throughout the world. Areas of expertise include: additive manufacturing, 3D scanning, injection molding, stamping, castings and product design. He is a journeymen toolmaker, graduate of MSOE’s Raider School of Business and currently serves as treasurer of the Additive Manufacturing Users Group.

Event Manager & Director

Thomas Sorovetz
Years of AMUG service: 22*

Thomas has been with FCA, LLC for more than 31 years, with 24 years as Supervisor – Vehicle Engineering Development, Rapid Prototyping Development, Wood, Plastic, CNC, and Carbon Fiber Shops. He has over 31 years of experience in automotive design and engineering and more than 27 years of experience in rapid prototyping/ Additive Manufacturing. Along with publishing numerous articles in the field of rapid prototyping, rapid tooling, Additive Manufacturing and photoelastic stress analysis using Stereolithography, he has been a presenter/speaker at many technical conferences.

Thomas has been on the AMUG Executive Board at Event Manager since 1993 and is also a Advisor with the Society of Manufacturing Engineers includes 23+ years on the Advisory Committee for the Rapid Prototyping & Manufacturing Conference; co-chair of the Bright Minds Mentor Program; Board of Advisors, Rapid Prototyping Association of SME; and, AUTOFACT Advisory Committee. He is currently a Technical Advisor for the RAPID event and holds the Master Level Certificate for Rapid Prototyping. In 2007, Thomas was voted by his industry peers as one of the Top 25 Most Influential People in Rapid Product Development and Rapid Manufacturing by TCT Magazine (UK). TCT Magazine is the leader in RP/AM and RP/AM related technologies.

AM Industry Advisor & Director

Todd Grimm
T.A. Grimm & Associates
Years of AMUG service: 5

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. In the 24 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 now serves as an independent director of ARC group Worldwide’s board.

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.

AMUG Advisors

Advisors to the Board


Mark Abshire
Computer Aided Technology Inc.
Years of AMUG service: 6*

Mark Abshire, has held a variety of positions within the Additive Manufacturing Industry. He is currently an application engineer at Computer Aided Technology Inc., a reseller of SolidWorks and Stratasys products. His prior employment was as the global application development specialist for over seven years with DSM Somos®, a manufacturer of photopolymers for 3D printing. Here he developed unique applications of TetraShell™, MC2 ™ – Metal Clad Composite and documented improvements for investment casting processes. Formerly, Mark was with the Sony Rapid Prototyping Group as the product manager developing Stereolithography equipment. Additionally, he has worked at 3D Systems for nine years primarily as an application consultant manager. Mark was employed at Texas Instruments, Defense and Weapon Systems Division, for 20 years where he held positions as a machinist, toolmaker, product engineer, rapid prototyping specialist, manufacturing supervisor, manufacturing manager and rapid prototyping manager. While at T.I. he began working with rapid prototyping in 1988 where he pioneered using Stereolithography patterns for investment castings in the aerospace industry.

Mark is a senior member of the SME (Society of Manufacturing Engineers) and is acknowledged by the SME as an RP Master and recently earned the Additive Manufacturing Certification from SME. He has served as a member of the ASTM F42 committee assigned to define international standards for additive manufacturing. Other memberships included the ICI (Investment Casting Institute) where he has completed certification as an Investment Casting Specialist and past membership in the AFS (American Foundry Society).

Mark has worked extensively with manufacturers in North America, Europe and Asia to utilize additive manufacturing successfully in their business.

Principal Consultant

Elizabeth Goode
Goode Ink, LLC
Years of AMUG service: 10*

Elizabeth Goode is the Owner of Goode Ink, a creative marketing and communications company dedicated to developing brands, enhancing communication strategies, providing business development and increasing sales and marketing for small to mid-size companies. Goode has built an extensive background in integrated marketing communications, brand recognition, business development, community/investor/public relations, global communications, marketing, and strategic planning for established multi-million dollar companies for the high-tech, additive manufacturing, subtractive manufacturing, software and healthcare industries.

Prior to launching Goode Ink, Goode held the position of director, global marketing for Universal Laser Systems, a global CO2 laser and laser engraving system manufacturer, and managed the company’s marketing, branding and product launches.Before joining Universal Laser Systems, Goode held the position of director, corporate development for the California Healthcare Institute (CHI), a non-profit advocacy and public policy research organization representing leading biotechnology, medical, diagnostics and pharmaceutical companies in California. Goode joined 3D Systems in 1999 and served as director of marketing for the company prior to holding the position of director, corporate development. Goode managed the investor relations, global communications and branding, and partnership programs for the company.

*Includes years served under 3DSNASUG and/or DTM Users Group

AMUG Ambassadors

As an all volunteer organization, the AMUG Board works with individuals globally to increase awareness and build a strong additive manufacturing community.

Meet our Europe and Asia Ambassadors

Andrew Allshorn (Europe Ambassador)

At 3D-Squared / 3DDC

Andy Allshorn is a long-time proponent of the additive manufacturing and 3D printing industry. His career working with and implementing additive technologies spans three decades. Since 2007, Andy has run his own successful consultancy business, At 3D-Squared, a company that provides dedicated and strategic support services for organizations involved with AM to maximize the technology’s capabilities.

Andy has an exceptional breadth and depth of knowledge of the software, hardware and materials aspects that must be combined to generate best practices and results with AM. Moreover, Andy’s knowledge is augmented by a pragmatic and personable approach when applying his expertise for the benefit of others.

With unprecedented access to numerous industrial sectors, including automotive and aerospace, Andy’s experience and expertise have seen him invited to participate in various global events and summits. In 2016, Andy’s distinguished work in the AM sector was recognized by AMUG when he was awarded the exclusive Distinguished INnovator Operator (DINO) Award.

Nora Cibula (Europe Ambassador)

Concept Laser

Stefan Ritt (Europe Ambassador)

SLM Solutions

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

Graham Tromans (Europe and Asia Ambassador)

GP Tromans Associates

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.

AMUG Liaisons

At AMUG, we are fortunate to have a community of devoted AMUG professionals that volunteer their time at the AMUG Conference.

Kevin Ayers

Tim Gornet

University of Louisville
Email Tim

Sheku Kamara

Milwaukee School of Engineering
Email Sheku

Shannon VanDeren

Layered Manufacturing and Consulting
Email Shannon

Robert Zubrickie

TE Connectivity

Michael Zerbe

Newell Rubbermaid