Executive Management

Dr. Jeffery A. Graves , Chief Executive Officer and President, 3D Systems


Dr. Jeffrey Graves is President and CEO of 3D Systems. He joined the company in May 2020.

Prior to joining 3D Systems, from 2012 to May 2020, he served as CEO, President and Director of MTS Systems Corporation, a global supplier of test, simulation, and measurement systems. From 2005 until 2012, he served as President and CEO of C&D Technologies, Inc. He also held leadership roles with Kemet Corporation as Chief Operating Officer (2001-2003) and CEO (2003 to 2005). Previously he held a number of leadership and technical roles with GE, Rockwell Automation and Howmet Corporation.

Jeff currently serves on the Board of Directors of Hexcel Corporation.

He holds a bachelor’s degree in metallurgical engineering from Purdue University. He also holds a master’s degree and PhD in metallurgical engineering from the University of Wisconsin. He has been recognized with the distinguished alumni award from both universities. He is also a master black belt in six sigma. 

Michael Turner, Executive Vice President and Chief Financial Officer


Michael Turner is Executive Vice President and Chief Financial Officer of 3D Systems. He joined the company in August 2022.

Michael is responsible for leading the company’s global finance organization including accounting and controllership, financial planning and analysis, tax, treasury, and investor relations.

He has over 20 years of finance and accounting experience and has served in a variety of leadership roles at both private and public companies. Michael most recently served as Chief Financial Officer of Innovative Chemical Products (ICP) and prior to that he held a variety of financial leadership roles of increasing responsibility at Albemarle Corporation, FMC Corporation, and Polypore International.

Michael attended the University of South Carolina where he earned a bachelor’s degree in accounting and management information systems.

Menno Ellis, Executive Vice President, Healthcare Solutions


Menno Ellis is Executive Vice President of the 3D Systems Healthcare Solutions business unit.

He joined the company in December 2016 as Senior Vice President of Strategy and Vertical Markets. Then, he served as Senior Vice President and General Manager of the Plastics Business Unit.

In his current role as leader of Healthcare Solutions, Menno and is responsible for all facets including sales, product management, advanced applications development, research and development, and end-to-end operations within the Dental, Medical, and Simulations business groups.

Prior to joining the company, he spent 20 years in management and business consulting services with an emphasis on sustainable, long-term revenue growth.

Menno holds undergraduate and graduate business degrees from the Wharton School of the University of Pennsylvania, and the Ross School of the University of Michigan.

He is multi-lingual and fluent in English, Spanish, Dutch and Papiamento.

Charles W. Hull, Co-Founder, Executive Vice President, Chief Technology Officer for Regenerative Medicine


Charles (Chuck) Hull is the Co-Founder and Chief Technology Officer of 3D Systems. Chuck is the inventor of the solid imaging process known as Stereolithography, the first commercial 3D printing technology.

With the founding of 3D Systems in 1986, he initiated the 3D printing industry and continues to lead it today with cutting edge innovations ranging from state-of-the-art production 3D printers that have changed the game in manufacturing to precision healthcare and medical 3D printing solutions, on-demand parts manufacturing services and digital design tools.

He is a named inventor on 85 United States patents, plus numerous other patents around the world in the fields of ion optics and 3D printing.

In 2014, Chuck was inducted into the National Inventors Hall of Fame at the United States Patent and Trademark Office for his globally impactful and transformative work inventing and pioneering 3D printing. The same year, Chuck was the recipient of the European Patent Office’s prestigious European Inventor Award in the non-European countries category for his contributions to technological progress and the advancement of society. In 2016 he received the Manufacturing Leadership Lifetime Achievement Award from Frost & Sullivan’s Manufacturing Leadership Council, and The American Society of Mechanical Engineers, ASME, honored Chuck and named the SLA-1, the first commercial 3D printer, a Historic Mechanical Engineering Landmark. He also received The Economist’s prestigious 2013 Innovation Award, recognizing significant contributions across the fields of science and technology.

Prior to founding 3D Systems, Chuck served six years as vice president of engineering at UVP, Inc. Before that, he spent 10 years as an engineering manager at DuPont.

Chuck holds a bachelor’s degree in engineering physics from the University of Colorado. He received an honorary Doctorate in Engineering from Loughborough University in the U.K. and an honorary Doctorate in Science from the University of Colorado.

Andrew M. Johnson, Executive Vice President, Chief Corporate Development Officer, and Chief Legal Counsel


Andrew Johnson is the Executive Vice President, Chief Corporate Development Officer, and Chief Legal Counsel of 3D Systems. He joined the company in July 2006 and has been influential in the company’s legal strategy and has helped to navigate complex litigation and regulatory matters.

Andrew is responsible for all legal matters across the globe, including corporate securities, contracts, litigation, labor and employment, and trade compliance. He has previously served as Interim President and CEO from October 2015 to April 2016.

Prior to joining the company, he was an Associate with Hunton & Williams LLP on the asset securitization team.

Andrew has a bachelor’s in political science, diplomacy, foreign affairs, and religion from Miami University. He also has a Master of Business from the University of Michigan and a juris doctor from the University of Virginia.

Andrew also serves on the board of directors for Reverb, a global nonprofit that unites musicians and fans to take environmental and social action.

Phyllis Nordstrom, Executive Vice President, Chief People Officer, and Chief Administrative Officer


Phyllis Nordstrom is the Executive Vice President, Chief People Officer, and Chief Administrative Officer of 3D Systems. She joined the company in September 2021.

Phyllis is responsible for driving our global human resources strategy, growing and developing enterprise talent, cultivating employee engagement and communications, overseeing information technology, and leading business ethics and compliance programs.

Phyllis has an outstanding track record of leadership in key culture, compliance, and risk management roles. Prior to joining 3D Systems, Phyllis was Senior Vice President of Chief Compliance Officer at MTS Corporation where she was the leader of corporate sustainability, ethics, internal audit, and corporate compliance. Phyllis also held multiple leadership roles at PricewaterhouseCoopers, Target, and U.S. Bank.

She holds a Bachelor of Science degree in Accounting from Louisiana State University.

Reji Puthenveetil, Executive Vice President, Industrial Solutions


Reji Puthenveetil is the Executive Vice President of 3D Systems Industrial Solutions business unit. He joined the company in October 2020.

Reji is responsible for sales, marketing, product management, advanced applications development, research and development and end-to-end operations for Industrial Solutions. The Industrial Solutions Group includes segments such as Aerospace, Transportation, Energy, High Tech, Jewelry, Consumer and Prototyping.

Prior to his role with 3D Systems, Reji spent more than 25 years as a management consultant helping companies across multiple industries design a clear strategy for growth and ensuring organizational capability and alignment for execution.

Reji received a bachelor’s degree in communications from Wingate College and a master’s degree in business administration from Wake Forest University.

Dr. Joe Zuiker, Executive Vice President, Engineering and Operations


Dr. Joe Zuiker is the Executive Vice President of Engineering and Operations of 3D Systems. He joined the company in December 2022.

He is responsible for 3D Systems new product development and customer fulfillment including product management, research and development, manufacturing, and supply chain.

He has more than 30 years of experience designing, developing, and delivering complex new products, implementing product development processes, and improving operational effectiveness and efficiency. Joe most recently served as Vice President of Engineering, Operations, and Customer Fulfillment for MTS Systems, and prior to that held a variety of engineering, operations, and quality leadership roles with Halliburton and multiple GE businesses, including GE Vernova, GE Corporate Research, and GE Aerospace.

Joe holds a Ph.D. in Mechanical Engineering from the Rensselaer Polytechnic Institute, a Master of Science in Aerospace Engineering from the University of Cincinnati, and Bachelor of Science in Mechanical Engineering from the University of Illinois at Urbana-Champaign. He has also completed executive education certificate programs through the Mays Business School at Texas A&M University and the Georgia Tech Scheller College of Business.