Ameron International Corporation (NYSE:AMN) announced today that it intends to hold a special meeting of stockholders on Wednesday, October 5, 2011, and that it will establish a record date of Tuesday, September 6, 2011, for the meeting. The purpose of the special meeting is to consider and vote on proposals related to the previously announced agreement and plan of merger, dated as of July 1, 2011, by and among Ameron, National Oilwell Varco, Inc. (NOV), and a subsidiary of NOV. Under the terms of the merger agreement, Ameron will be acquired by the subsidiary of NOV in an all-cash transaction in which Ameron stockholders will receive $85.00 for each share of common stock. Ameron is a multinational manufacturer of highly-engineered products and materials for the chemical, industrial, energy, transportation and infrastructure markets. Ameron is a leading producer of fiberglass-composite pipe for transporting oil, chemicals and corrosive fluids, and specialized materials and products used in infrastructure projects, such as poles and construction materials in Hawaii. Ameron is also a leading provider of water transmission lines and fabricated steel products, such as wind towers. Ameron operates businesses in North America, South America, Europe and Asia, has a presence through affiliated companies in the Middle East, and has approximately 2,900 employees and 25 manufacturing locations on a worldwide basis. Statements made in this press release that are forward-looking in nature are intended to be “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements relate to a variety of matters, including but not limited to statements that are not purely statements of historical fact. These forward-looking statements are made on the basis of the current beliefs, expectations and assumptions of the management of Ameron and are subject to significant risks and uncertainty. Readers are cautioned not to place undue reliance on any such forward-looking statements. All such forward-looking statements speak only as of the date they are made, and, except as required by law, Ameron does not undertake any obligation to update or revise these statements, whether as a result of new information, future events or otherwise.