NEW YORK, Aug. 22 /PRNewswire/ -- The American Stock Exchange(R) (Amex(R)) today lists the common stock of Argan, Inc. under the ticker symbol AGX. The company is a holding company that conducts operations through the three subsidiaries: Gemma Power Systems, LLC, which was acquired December 2006 and is the Company's core business, provides engineering, procurement and construction services to the power industry; Southern Maryland Cable, Inc., acquired July 2003, provides telecommunications infrastructure services and Vitarich Laboratories, Inc., acquired August 2004, manufactures, packages, and distributes dietary and nutritional supplements. "We are pleased to welcome Argan, Inc. to the American Stock Exchange," said John McGonegal, Senior Vice President of the Amex's Equities Group. "We look forward to providing Argan with the value-added services to increase their visibility." Rainer Bosselmann, Chairman and Chief Executive Officer of Argan stated, "Argan's listing on Amex is a significant milestone reflecting our growth and increased scale as a public company. We believe that our presence on a national exchange will raise investor awareness and enhance our shareholder base." The specialist for Argan, Inc. will be AGS Specialist Partners. For further information on AGX and other Amex-listed companies, please visit http://www.amex.com/. About American Stock Exchange The American Stock Exchange(R) (Amex(R)) offers trading across a full range of equities, options and exchange traded funds (ETFs), including structured products and HOLDRS(SM). In addition to its role as a national equities market, the Amex is the pioneer of the ETF, responsible for bringing the first domestic product to market in 1993. Leading the industry in ETF listings, the Amex lists 337 ETFs to date. The Amex is also one of the largest options exchanges in the U.S., trading options on broad-based and sector indexes as well as domestic and foreign stocks. For more information, please visit http://www.amex.com/ DATASOURCE: American Stock Exchange CONTACT: Catherine Chantharaj of American Stock Exchange, +1-212-306-1689, Web site: http://www.amex.com/

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