Director's Resignation and Replacement

Translation May 13, 2010 Subject : To inform the Board of Directors' resolutions No. 2/2010 To : Director and President The Stock Exchange of Thailand The Board of Directors' Meeting of Siam Makro Public Company Limited No. 2/2010 held on May 13, 2010 made the following resolutions on important matters: - 1. The meeting unanimously approved the resignation of Mr. Willem Hendrikus van Leeuwen from the position of the Company's Director with an effective date as from May 13, 2010, appointing Mr. Loic Arthur Bernard Marie Driebeek as a new director to replace the resigned director and the redesignation of the authorized directors as follows: "Number of directors whose signatures bind the Company are Mrs. Suchada Ithijarukul, Mrs. Saowaluck Thithapant, Mr. Loic Arthur Bernard Marie Driebeek and Mr. Dennis Casey, any two of these four directors may jointly sign with the Company's seal affixed." 2. With reference to the resignation of Mr. Willem Hendrikus van Leeuwen which will make Mr. Willem Hendrikus van Leeuwen no longer be the member of the Nomination and Remuneration Committee. The meeting unanimously approved the appointment of Mr. Loic Arthur Bernard Marie Driebeek whom is appointed to be a new director to replace Mr. Willem Hendrikus van Leeuwen to be a new member of the Nomination and Remuneration Committee to replace Mr. Willem Hendrikus van Leeuwen. Name of Members of the Nomination and Remuneration Committee of the Company as at May 13, 2010 are as follows: 1. Mr. Prasert Jarupanich Chairman of the Nomination and Remuneration Committee 2. Mr. Thira Wipuchanin* Member of the Nomination and Remuneration Committee 3. Mr. Loic Arthur Bernard Marie Driebeek Member of the Nomination and Remuneration Committee Remark: *Being the Company's Independent Director. Please be informed accordingly. Yours faithfully, Siam Makro Public Company Limited Signature (Mrs. Saowaluck Thithapant) Director and Finance Director