March 12, 2010 dated Regulatory Disclosure – Change in Top Management

With the resolution dated March 10, 2010 our Company’s Board of Directors made the decision to appoint Mr. Haktan Kılıç as Customer Care Deputy VP. Mr. Haktan Kılıç graduated from department of Industrial Engineering at Marmara University and completed his master’s degree at the same department in 2001. He worked at Turkcell between 1997-2007 in various positions, after which he worked as Senior Management Advisor at IBM between 2007-2008 and worked at Eagle Mobile, Albania’s mobile operator in 2008. After leaving Eagle Mobile in 2008, he moved on to work at Türk Telekom Group as Marketing Director of TTNET and has worked as Customer Care Director of TTNET since February 2009.