Executive Management

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


Dr. Jeffrey Graves is President and CEO of 3D Systems and 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 FARO Technologies and 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. 

Jeff Blank, Executive Vice President of Engineering and Product Development


Jeff Blank is the Executive Vice President of Engineering and Product Development for 3D Systems since January 2021. He joined 3D Systems in January 2014 as Vice President of New Business Development. He also served as Senior Vice President of Product Development of the Plastics business unit.

Jeff spent more than 19 years as an engineering leader at Xerox and Tektronix, delivering highly complex and reliable 2D printing products, and more than four years at Sandia National Laboratories.

He holds a master’s in business administration from University of Portland and a master’s in mechanical engineering from Stanford University. He received his bachelor’s degree in mechanical engineering from Oregon State University.

Menno Ellis, Executive Vice President, Healthcare Solutions


Menno Ellis leads our Healthcare Solutions business unit. He is responsible for all facets of the business including sales, product management, advanced applications development, research and development, and end-to-end operations for Healthcare Solutions.

He joined 3D Systems in December 2016 as Senior Vice President Strategy and Vertical Markets. He served as Senior Vice President and General Manager of the Plastics Business Unit, and is now responsible for the Healthcare Solutions group, which encompasses Dental, Medical and Simulations businesses.

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


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 Legal Officer and Secretary


Andrew Johnson is responsible for all legal matters across the globe, including corporate, securities, contracts, litigation, labor and employment, and trade compliance. Andrew joined 3D Systems in July 2006 and has been influential in the company’s legal strategy and has helped to navigate complex litigation and regulatory matters. 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’s 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.

Allen Latty, Senior Vice President, People and Culture


Allen Latty is the Senior Vice President of People and Culture and joined 3D Systems in December 2016. Allen is responsible for driving the human resources strategy, growing talent and cultivating employee engagement and communications.

Allen has more than 20 years of human resources experience. Prior to joining 3D Systems, he held multiple leadership roles at Fluor, CB&I and Areva.

Allen received his bachelor’s degree in psychology from the University of South Carolina. He also holds a master’s degree in human resources from the Darla Moore School of Business of the University of South Carolina.

Jagtar Narula, Executive Vice President, Chief Financial Officer


Jagtar Narula is Chief Financial Officer of 3D Systems and joined the company in September 2020.

Prior to joining 3D Systems, Jagtar served as SVP of Corporate Strategy and Business Development for Blackbaud, Inc. where he also previously led Investor Relations and Financial Planning. Additionally, Jagtar held finance leadership positions of increasing responsibility at Xerox, GE and with private equity. He holds an MBA from The Wharton School of the University of Pennsylvania and an Engineering degree from the University of New York at Buffalo.

Jagtar currently serves on the Board of Directors and chairs the finance committee for the Carolina Youth Development Center, a nonprofit devoted to helping disadvantaged youth in the greater Charleston area.

Reji Puthenveetil, Executive Vice President, Industrial Solutions


Reji Puthenveetil is the Executive Vice President of Industrial Solutions. He 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.