The ExOne Company Announces Appointment of JoEllen Lyons Dillon as Chief Legal Officer and Corporate Secretary

NORTH HUNTINGDON, Pa., March 11, 2013 (GLOBE NEWSWIRE) -- The ExOne Company (Nasdaq:XONE), a global provider of three-dimensional ("3D") printing machines and printed products to industrial customers, announced today that it has appointed JoEllen Lyons Dillon to a newly created position as its Chief Legal Officer and Corporate Secretary. As Chief Legal Officer, Ms. Dillon will be responsible for overseeing all of ExOne's global legal matters. Ms. Dillon will also serve as ExOne's Corporate Secretary to the Board of Directors and will be an executive officer of the Company.

Ms. Dillon has 25 years of experience counseling public and private companies, which most recently included assisting ExOne's senior management in successfully completing the Company's initial public offering in February 2013. Ms. Dillon also has extensive experience in representing senior management teams and boards of directors. She has previously worked at two national law firms, Reed Smith LLP from 2002 until 2011 as a partner and Buchanan Ingersoll & Rooney PC from 1988 until 2002, where she became a partner after starting as an associate with the firm.

ExOne CEO Kent Rockwell stated, "We are extremely pleased to have JoEllen join our executive team. During our initial public offering we recognized that she has the experience and leadership skills to assist our Board and management team as we pursue our strategic objectives."

Ms. Dillon was the former Chair and currently serves as the Audit Committee Chair of the Allegheny District chapter of the National Multiple Sclerosis Society. She is also a Vice President of the Wine & Spirits Advisory Council to the Pennsylvania Liquor Control Board.

About ExOne

ExOne is a global provider of 3D printing machines and printed products 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 through Production Service Centers, which are located in the United States, Germany and Japan. ExOne builds 3D printing machines at its facilities in the United States and Germany. ExOne also supplies the associated products, including consumables and replacement parts, and services, including training and technical support, necessary for purchasers of its machines to print products.

The ExOne Company logo is available at

CONTACT: Media: Nicole McEwen Marketing Director (724) 765-1328 Investors: John Irvin Chief Financial Officer (724) 765-1310

Source:The ExOne Company