The Altus approachto growth is
to create long-term value

October 7, 2009
Mistras Group, Inc. prices initial public offering

Princeton Junction, NJ – Oct. 07, 2009 – MISTRAS Group, Inc., a leading global provider of technology-enabled asset protection solutions, today announced the pricing of the initial public offering of 8,700,000 shares of its common stock at $12.50 per share. The shares will begin trading on the New York Stock Exchange on October 8, 2009 under the ticker symbol “MG.” MISTRAS Group offered 6,700,000 shares of common stock, and selling stockholders, including Thayer | Hidden Creek Partners and Altus Capital Partners, offered the remaining 2,000,000 shares in the offering. In addition, selling stockholders have granted the underwriters a 30-day option to purchase up to 1,300,000 shares of common stock at the initial public offering price to cover over-allotments, if any.

J.P. Morgan, Credit Suisse and BofA Merrill Lynch are acting as joint book-running managers for the offering. Robert W. Baird & Co. is acting as a co-manager of the offering.

A registration statement relating to these securities was declared effective by the Securities and Exchange Commission on October 7, 2009. Any offer or sale will be made only by means of a written prospectus forming part of the effective registration statement. A copy of the final prospectus may be obtained directly from:

J.P. Morgan
National Statement Processing
Prospectus Library
4 Chase Metrotech Center
CS Level
Brooklyn, New York, NY 11245
ph: 1-718-242-8002

Credit Suisse
Prospectus Department
One Madison Avenue 1B
New York, NY 10010
ph: 1-800-221-1037

BofA Merrill Lynch
Prospectus Department
4 World Financial Center
New York, NY 10080

This press release does not constitute an offer to sell or a solicitation of an offer to buy the securities in this offering, nor shall there be any sale, offer or solicitation of these securities in any state or jurisdiction in which such sale, offer or solicitation would be unlawful prior to registration or qualification under the securities laws of any state or jurisdiction.

Mike Kandell
Director of External Reporting