No. Esso/SET/005/53 May 11, 2010 Subject: Minutes of the 2010 Annual General Meeting of Shareholders Posted in the Company's website To: President of The Stock Exchange of Thailand Dear Sir, Reference is made to the 2010 Annual General Meeting of Shareholders of Esso (Thailand) Public Company Limited ("Company") held on April 27, 2010 at Windsor Suites Hotel, Bangkok. The copy of minutes had already been submitted to the Stock Exchange of Thailand ("SET") as required by the SET. The Company would like to notify the SET that the Minutes of 2010 Annual General Meeting of Shareholders is disclosed in the Company's website http://www.esso.co.th. as to provide more channels of information for shareholders' consideration. Please be informed accordingly. Yours truly, Esso (Thailand) Public Company Limited ................................................................. (Mr. Robert Michael Cooper)