Çelebi Hava Servisi AS is a ground handling company, which engages in the provision of domestic and foreign airlines, air cargo, and refueling services. It operates through the Ground Handling Services; and Cargo and Warehouse Services segments. The Ground Handling Services segment include domestic and foreign airlines and private cargo companies; and refueling services. The company was founded by Engin Çelebioglu, Can Çelebioglu, Canan Çelebioglu, Metin Çetin, and Muruvvet Güntel in 1958 and is headquartered in Istanbul, Turkey.