Cevdet KOÇ PROFICIENCY COMMITTEE CHAIRMAN Halil EROL VICE OF PROFICIENCY COMMITTEE Adnan BORAZANCIOĞLU PROFICIENCY COMMITTEE MEMBER Nihat BALTAOĞLU PROFICIENCY COMMITTEE MEMBER Mehmet ÇATALBAŞ PROFICIENCY COMMITTEE MEMBER Cüneyt SARIGÜZEL PROFICIENCY COMMITTEE MEMBER Osman DÜZGEN PROFICIENCY COMMITTEE MEMBER EROL TAHTA PROFICIENCY COMMITTEE MEMBER