ExOne Production Service Center in Houston Receives ISO 9001:2008 Certification for Its Quality Management System

ExOne Production Service Center in Houston Receives ISO 9001:2008
Certification for Its Quality Management System

ExOne Recognized for Delivering Products and Services That Meet All Quality

NORTH HUNTINGDON, Pa., March 20, 2013 (GLOBE NEWSWIRE) -- The ExOne Company
(Nasdaq:XONE), a global provider of three-dimensional ("3D") printing machines
and printed products to industrial customers, today announced its production
service center in Houston, Texas, has been certified as ISO 9001:2008
compliant by DAS Certification as an Industrial Additive Manufacturer. The ISO
standard certifies that the production and output at ExOne's Houston facility
meets specification requirements for its quality management system.

The ISO 9001:2008 standard is based on eight quality management principles
including a strong customer focus, commitment of top management, a process
approach and continual improvement. Receiving the ISO 9001:2008 certification
helps ensure that ExOne's customers receive consistently high quality products
and services. To achieve the certification, ExOne had to demonstrate its
consistent ability to provide products that meet customer and applicable
statutory/regulatory requirements, while enhancing customer satisfaction
through the effective application of the system, including processes for
continual improvement and the assurance of conformity to customer and
statutory/regulatory requirements.

"Achieving ISO certification demonstrates ExOne's commitment to our customers,
and provides further reassurance that our printed molds and cores are of the
highest quality possible," said Leo Dobitz, General Manager of ExOne's Houston
production service center. "The ISO certification process is rigorous and
disciplined so for our operations to complete them is both an honor and
testament to ExOne."

ISO (International Organization for Standardization) is the world's largest
developer of voluntary international standards. The ISO 9001:2008 establishes
the criteria for a quality management system and is implemented by more than
one million companies and organizations in more than 170 countries.

About ExOne

ExOne is a global provider of 3D printing machines and printed products to
industrial customers. Its business primarily consists of manufacturing and
selling 3D printing machines and 3D printed products for its customers using
in‐house machines. ExOne offers pre‐production collaboration and printing
services through production service centers located in the United States,
Germany and Japan. The equipment is manufactured at ExOne's facilities in the
United States and Germany. ExOne also offers the associated products,
including consumables, replacement parts, and services which include training
and technical support necessary for purchasers of its equipment to support the
3D printing process. Learn more at www.exone.com.

The ExOne Company logo is available at

         Nicole McEwen
         Marketing Director
         (724) 765-1328
         Justin Falce
         (412) 394-6698

The ExOne Company logo
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