Management of Sabiha Gökçen Airport, of which profit would be used in projects concerning the development of technological infrastructure of our country’s defense industry and provision of Turkish Armed Forces’ needs, was decided to be given to a public capital based joint stock company that will be active within Turkish Commercial Code. As of 27 January 2000, Airport Management and Aviation Industries Inc. (HEAŞ) started to manage the airport with the 96,4% capital share of Undersecretariat for Defense Industries. HEAŞ, which was established on 27th January 2000 with the partnership of Undersecretariat for Defense Industries (SSM), being in the first place, TUSAŞ Aerospace Industries Inc. (TAI), Turkish Armed Forces Foundation (TSKGV), Turkish Air Association (THK), ASELSAN Electronics Industry and Trade Inc. (ASELSAN), and Air Electronic Industry and Trade Inc. (HAVELSAN) has continued its activities as a 3-partner company since 25.12.2014 when TAI, ASELSAN and HAVELSAN transferred their HEAŞ shares to TSKGV.