Çelebi Güvenlik Sistemleri ve Danışmanlık A.Ş. (Çelebi Security Systems and Consultancy Inc) was founded in 1997 to provide security services for airports and aircrafts. Taking advantage of the vast service experience of Çelebi Ground Handling, the Company is a pioneer in the areas of civil aviation and representation with its innovative and successful approaches.

Employing an expert staff of specially-trained personnel, Çelebi Güvenlik's basic goal is to achieve perfection in service quality and customer satisfaction.

Çelebi Güvenlik represents customers consisting of airline companies that fly all over the world at all airports in Turkey and ensures that all its work and business processes are conducted securely and in a planned and controlled way. Quality and convenience are always in the forefront as the Company provides the best and fastest service possible to its customers' passengers, crews, and aircraft with maximum diligence and care.

Among the services provided by Çelebi Güvenlik under a "supervision and management" license are passenger reception, greeting and escorting, accommodations and transportation services for crewmembers, flight monitoring services, and aircraft buying, selling, and leasing services.