EXHIBIT A JOINT FILING AGREEMENTJoint Filing Agreement • December 31st, 2008 • Transatlantic Petroleum Corp. • Oil & gas field exploration services
Contract Type FiledDecember 31st, 2008 Company IndustryThe undersigned agree that this Fourth Amendment dated December 31, 2008 relating to the common shares, no par value of TransAtlantic Petroleum Corp. shall be filed on behalf of the undersigned.