Sedef Shipyard
Sedef Shipyard (Sedef Gemi İnşaatı A.Ş.) is a Turkon Holding shipyard in the Tuzla Shipyards Region building commercial and naval vessels.
About
Sedef Shipbuilding Inc. was founded in Gebze in 1972 and moved to the Tuzla Shipyards Region in 1990. It has operated under Turkon Holding (Kalkavan family) since 2000. The site cites 2,000+ employees, 100,000 t/year steel throughput, 194,000 m² in Tuzla and 36,000 m² in Orhanlı.
Work includes commercial newbuildings and naval programmes such as TCG Anadolu (LHD), LCMs and İstif-class frigates. The Tuzla yard is at Tersaneler Cad. No:10; Orhanlı is inside Istanbul Leather OIZ. The public profile is bound to the shipyard, not Tuzla OIZ.