Since the establishment of the Forum in 2008, so far mayors of Tehran, Istanbul, Bangkok, Haiku, and Gaziantep have chaired the Forum periodically. Meanwhile, Mohammad Khodadadi was the Secretary General of the Forum from 2008 to 2017 and at the 2018 session of the Forum in Ghazintepe, Dr. Goshtasb Mozaffari was elected as the new Secretary General by a majority vote of the members of the Executive Board and approval of the General Assembly.