David Burns steps down from president and COO role

NORTH HUNTINGDON, PA, Dec 22, 2014 – The ExOne Company, a global provider of 3D printing machines and printed products to industrial customers, announced today that it is implementing management changes effective immediately to provide direct and centralized operational control and reporting to its chairman and chief executive officer, S. Kent Rockwell.

S. Kent Rockwell, chairman and chief executive officer of ExOne, commented, “Our management team is critical to the success of the company, and as our company evolves, it is critical that we advance and promote the right leadership. These managers have made key contributions to the current success of the company, and I believe that the expansion of their responsibilities will help guide the company to achieve its operating and strategic goals.”

Members of ExOne’s existing management team will step into different or expanded roles to provide global strategic and operational coverage to ExOne’s growing 3D machine sales and production service centers (PSCs) businesses. Each executive will report directly to CEO Kent Rockwell.

• David J. Burns, formerly ExOne’s president and chief operating officer, is now the global head of sales focusing his sole efforts on the expansion of the company’s sales initiatives. Mr. Burns has had extensive career experience in manufacturing sales management in global regions, including Japan, and has been a key figure in implementing ExOne’s worldwide sale organization. Mr. Burns stepped down as ExOne’s president and chief operating officer effective December 18, 2014.

• JoEllen Lyons Dillon, currently ExOne’s chief legal officer and corporate secretary, will add “Executive Vice President,” to her current roles. Ms. Dillon was responsible for implementation of the company’s Initial Public Offering (IPO) and thereafter became a key member of its senior management team. In her new, additional role, Ms. Dillon will assist the CEO with global initiatives. She will also be responsible for certain global corporate departments, including human resources.

• Rainer Hoechsmann, currently ExOne’s chief development officer and general manager of ExOne’s German subsidiaries, will report directly to the CEO. Mr. Hoechsmann manages the development of the company’s machine and device portfolio and production in Germany. He will also continue to manage the company’s new European headquarters located in Gersthofen, Germany. Mr. Hoechsmann is one of the original pioneers of development of 3D binder jetting and has been with ExOne or its predecessors since 2003.

• Rick Lucas, ExOne’s chief technology officer, will report directly to the CEO. Mr. Lucas currently manages the company’s research, development and technology through its ExMal division and also manages the company’s government contracting and research. Mr. Lucas joined ExOne in 2012 prior to its IPO and since then has been responsible for qualification of directly printed materials by the company, including introduction of its first metal to achieve greater than 99% density.

• Tim Pierce, ExOne’s United States chief operating officer, manages the company’s five North American production service centers in the United States. Mr. Pierce will also take over responsibility for finished part production through the Company’s ExCast division in the United States. Mr. Pierce joined ExOne in March 2014.

“I am proud of what we have accomplished in the short period of ExOne’s existence as a public company,” said Dave Burns. “I look forward to focusing my efforts on supporting our global sales needs and am confident that our global operations team can cover the regions under their responsibility as I move into this new role.”

Mr. Rockwell acknowledged Mr. Burns’ contributions to the company and stated, “Mr. Burns has served our company well through a very important time in its development and has stated a desire to transition into retirement over the next year. We appreciate his efforts and contributions to the company.” Mr. Rockwell further emphasized that the transition of these leadership changes will be seamless as he continues to serve as the chairman and chief executive officer of the company.

About ExOne

ExOne is a global provider of 3D printing machines and printed products, materials and other services to industrial customers. ExOne’s business primarily consists of manufacturing and selling 3D printing machines and printing products to specification for its customers using its in‐house 3D printing machines. ExOne offers pre‐production collaboration and prints products for customers through its eight production service centers (“PSCs”), which are located in the United States, Germany, Italy and Japan. ExOne builds 3D printing machines at its facilities in the United States and Germany. ExOne also supplies the associated materials, including consumables and replacement parts, and other services, including training and technical support, necessary for purchasers of its machines to print products.