MEOH Methanex Corporation

Methanex Corporation (TSX: MX)(NASDAQ: MEOH)(SANTIAGO: Methanex) is pleased to announce the appointment of Robert Kostelnik to its Board of Directors effective September 1st, 2008.

Mr. Kostelnik has been actively involved in the petrochemical industry for over 30 years. Bob began his career at Shell and has been with CITGO since 1992 where he held a number of senior positions including Vice President for Health, Safety, Security and Environment. Most recently he was Vice President of Refining with responsibility for all of CITGO's refining and lubricants businesses. Bob retired from CITGO in 2008 and now resides in Houston, Texas where he pursues a variety of business interests.

Methanex is a Vancouver-based, publicly traded company engaged in the worldwide production, distribution and marketing of methanol. 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.

Contacts: Jason Chesko Director, Investor Relations Methanex Corporation 604 661 2600 or Toll Free: 1 800 661 8851 Website: www.methanex.com