Information about Transatlantic's directors and executive officers is available in Transatlantic's proxy statement dated April 8, 2011 for its 2011 Annual Meeting of Stockholders and in the preliminary joint proxy statement/prospectus filed by Alleghany with the SEC on December 7, 2011, as amended by Amendment No. 1 filed with the SEC on December 21, 2011. Additional information regarding the participants in the proxy solicitation and a description of their direct and indirect interests, by security holdings or otherwise, will be, to the extent required, contained in the definitive joint proxy statement/prospectus and other relevant materials to be filed with the SEC regarding the merger. Investors should read the definitive joint proxy statement/prospectus carefully when it becomes available before making any voting or investment decisions. You may obtain free copies of these documents from Alleghany or Transatlantic using the sources indicated above.