PRINCETON JUNCTION, N.J., Dec. 14, 2011 (GLOBE NEWSWIRE) -- Mistras Group, Inc. (NYSE:MG) has been awarded a multi-year contract to provide traditional and advanced Non Destructive Evaluation (NDE) services by The Shaw Group. The facility, which will utilize Westinghouse AP1000® technology, is part of a planned expansion of the Plant Vogtle nuclear generation station in Waynesboro, Ga.  Called Vogtle Units 3 and 4, the services will support the inspection requirements of the first new nuclear units awarded in the U.S. in the last three decades. Project owners include Georgia Power (45.7 percent), Oglethorpe Power Corporation (30 percent), Municipal Electric Authority of Georgia (22.7 percent) and Dalton Utilities (1.6 percent).

In April 2009, Georgia Power, a wholly-owned subsidiary of Southern Co., provided the Shaw-Westinghouse partnership full notice to proceed with Plant Vogtle Units 3 and 4 construction. Georgia Power Company expects the Nuclear Regulatory Commission to approve its combined license application in the near future. The units are scheduled to begin commercial operation in 2016-2017.

The NDE Services include Radiographic Testing (RT) Gamma and X-Ray (including Digital and Computed Radiography), Liquid Penetrant Testing (PT), Magnetic Particle Testing (MT), Ultrasonic Testing (UT), Ultrasonic Thickness Testing (UTT) and Automated Ultrasonic Testing (AUT).

About MISTRAS Group:

MISTRAS is a leading "one source" global provider of technology-enabled asset protection solutions used to evaluate the structural integrity of critical energy, industrial and public infrastructure. Mission critical services and solutions are delivered globally and provide customers the ability to extend the useful life of their assets, improve productivity & profitability, comply with government safety and environmental regulations and enhance risk management operational decisions.

MISTRAS uniquely combines its industry-leading products and technologies - 24/7 on-line monitoring of critical assets; mechanical integrity (MI) and non-destructive testing (NDT) services; and its proprietary world class data warehousing & analysis software- to provide comprehensive and competitive products, systems and services solutions from a single source provider.

The MISTRAS Group, Inc. logo is available at http://www.globenewswire.com/newsroom/prs/?pkgid=6966

For more information, please visit the company's website at www.mistrasgroup.com or contact their worldwide headquarters at 609-716-4000.

CONTACT: Nestor S. Makarigakis,

         Manager of Marketing Communications,

         1(609)716-4000,

         marcom@mistrasgroup.com