Turkish police detained prominent Turkish businessman Verdal Hosta as part of an ongoing investigation on the alleged followers of the Gülen movement, Habertürk daily reported on Friday.

Hosta, the general manager of the Hosta Piknik restaurant chain is reportedly accused of membership in the organization. Hosta Piknik was established in 1991 in Ankara and has a total of 45 franchisers across Turkey, including İstanbul, Bursa and Konya.