8-K

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported): May 22, 2006

ALION SCIENCE AND TECHNOLOGY CORPORATION

(Exact Name of Registrant as Specified in its Charter)

Delaware
(State or Other Jurisdiction
of Incorporation) 333-89756
(Commission File Number) 54-2061691
(IRS Employer
Identification No.)

10 West 35th Street	1750 Tysons Boulevard
Chicago, IL 60616	Suite 1300
(312) 567-4000	McLean, VA 22102
	(703) 918-4480

(Address, including Zip Code and Telephone Number, including Area Code, of Principal Executive Offices)

     Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 8.01 Other Events.

On May 22, 2006, the Registrant announced its acquisition of Micro Analysis & Design, Inc. (MA&D), a provider of human factors engineering, modeling and simulation and software development. The press release is filed as Exhibit 99.1 hereto and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Press release of the Registrant dated May 22, 2006, announcing the acquisition of MA&D.

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SIGNATURES

     Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: May 22, 2006

ALION SCIENCE AND TECHNOLOGY CORPORATION
By:	/s/ James C. Fontana
	Name:	James C. Fontana
	Title:	Senior Vice President, General Counsel and Secretary

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EX-99.1

Exhibit 99.1

Alion Acquires Micro Analysis & Design
Technology solutions firm purchases human systems integration solution provider.

McLean, VA, May 22, 2006 — Alion Science and Technology, a technology solutions provider for government and industry, today announced that it has acquired Boulder, CO — based Micro Analysis & Design (MA&D), provider of human factors engineering, modeling and simulation and software development. Terms of the deal, which was completed on May 19, 2006, were not disclosed.

“The acquisition of MA&D enhances Alion’s current capabilities in human systems integration, ship design and modeling and simulation,” said Bahman Atefi, Chairman and CEO of Alion. “MA&D has been recognized for their outstanding work for the US Army and Navy as well as hospitals and industrial customers. We are looking forward to the new capabilities and technologies that they will bring to our existing skill sets,” he explained.

Scott Fry, Alion Senior Vice President and manager of the company’s JJMA Maritime Sector, added, “MA&D is the premier human systems integration company supporting the Department of Defense today. The solutions they provide can be applied to any number of situations where people interact with control systems, making the personnel and systems more efficient which can reduce both space requirements and costs.”

The president of MA&D, Ron Laughery, said that becoming part of Alion was an opportunity for the company. “Our human systems integration solutions fit into Alion’s portfolio of military manpower solutions as well as their extensive modeling capabilities. With the added resources that Alion can provide, we can not only continue to give our existing customers outstanding support, but offer them even more complete solutions while adding to our customer base,” Dr. Laughery stated.

MA&D has offices in Boulder, CO and Orlando, FL with additional personnel located at customer sites.

About Alion Science and Technology
Alion Science and Technology is an employee-owned technology solutions company delivering technical expertise and operational support to the Department of Defense, civilian government agencies and commercial customers. Building on almost 70 years of R&D and engineering experience, Alion brings innovation and insight to multiple business areas: defense operations; modeling & simulation; wireless communication; industrial technology; chemical, biological, nuclear & environmental sciences; information technology; and naval architecture & marine engineering. Based in McLean, Virginia, Alion has more than 2700 employee-owners at major offices, customer sites and laboratories worldwide. For more information, call 877.771.6252 or visit Alion online at www.alionscience.com.

This press release contains information about management’s view of Alion’s future expectations, plans and prospects that constitute forward-looking statements for purposes of the safe harbor provisions under The Private Securities Litigation Reform Act of 1995. Actual results may differ materially from those indicated by these forward-looking statements as a result of a variety of risk factors and uncertainties discussed in documents periodically filed by Alion with the SEC. Due to such uncertainties and risks, readers are cautioned not to place undue reliance on such forward-looking statements, which speak only as of the date hereof.