Astana. January 12 Kazakhstan Today - According to the decisions of the Board of Directors of JSC National Company KazMunaiGas in the national companies and its affiliated organizations have undergone personnel rearrangements, the agency reports citing KazMunaiGas. "Ardak Kasymbek has been appointed Director of JSC KazMunaiGas. Prior to the appointment A. Kasymbek held the post of Executive Director of JSC KazMunaiGas. Earlier he worked as Assistant General Director of JSC KazMunaiGas," the message states. According to the company, Bolat Nazarov has been appointed General Director (chairman of the board) of JSC KazTransGas.