The agreement provides Booz Allen with the opportunity to research and prepare Environmental Impact Statements and Environmental Assessments for Army installations, employing its environmental expertise in the areas of air and water quality, natural resources, and cultural resources.

“For more than a decade, Booz Allen has served as a trusted partner to the U.S. Army Environmental Command,” said Angela Messer, Senior Vice President, Booz Allen. “The inclusion of Booz Allen on this important contract is a testament to the company’s past successes and innovative capabilities to help the Army navigate the wide range of issues addressed by the National Environmental Policy Act in support of the nation.”

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Forward-Looking Statements
This press release contains, or may be deemed to contain, “forward-looking statements” (as defined in the U.S. Private Securities Litigation Reform Act of 1995). Examples of forward-looking statements include information concerning the value of the contract award and Booz Allen Hamilton’s future performance under the contract. These statements give Booz Allen Hamilton’s current expectation of future events or its future performance and do not relate directly to historical or current events. A number of factors could cause Booz Allen Hamilton’s future actions and related results to vary from any expectations or goals expressed in, or implied by, the forward-looking statements included in this press release, possibly to a material degree. Some of these factors include, but are not limited to, the risk factors set forth in Booz Allen Hamilton’s prospectus, filed with the Securities and Exchange Commission and dated November 16, 2010, relating to Booz Allen Hamilton’s initial public offering. All forward-looking statements included in this press release speak only as of the date made, and, except as required by law, Booz Allen Hamilton undertakes no obligation to update or revise publicly any such forward-looking statements, whether as a result of new information, future events, or otherwise.

About Booz Allen Hamilton
Booz Allen Hamilton is a leading provider of management and technology consulting services primarily to the U.S. government in the defense, intelligence, and civil markets. Booz Allen Hamilton is headquartered in McLean, Virginia, employs more than 25,000 people, and had revenue of $5.5 billion for the 12 months ended April 31, 2011.

Contact: Carrie Lake – Manager, Media Relations - 703-377-7785