VANCOUVER, BRITISH COLUMBIA—(Marketwire – March 4, 2011) – Methanex Corporation (TSX:MX)(NASDAQ:MEOH)(SANTIAGO:Methanex) announced today that its Board of Directors has declared a quarterly dividend of US$0.155 per share that will be payable on March 31, 2011 to holders of common shares of record on March 17, 2011.

Methanex is a Vancouver-based, publicly traded company and is the world’s largest supplier of methanol to major international markets. Methanex shares are listed for trading on the Toronto Stock Exchange in Canada under the trading symbol “MX”; on the NASDAQ Global Market in the United States under the trading symbol “MEOH”; and on the Foreign Securities Market of the Santiago Stock Exchange in Chile under the trading symbol “Methanex”. Methanex can be visited online at www.methanex.com.