Tüpraş, holds 79.98% of Ditaş shares
The company came into activity in Istanbul on 16.03.1974. İpraş’s 29% share in Ditaş was transferred to Tüpraş in 1983; Tüpraş purchased Ditaş’s 50.98% share of the Directorate of Privatization Administration in October 2002 and obtained a total of 79.98% share in Ditaş and thus Ditaş became a subsidiary of Tüpraş. Ditaş offers shipping line operation, brokerage/chartering, guidance, towing, inspection and agency services and performs crude oil transportation for demands of Tüpraş and transportation of oil products for demands of Tüpraş and other suppliers.
Tüpraş holds 40% of Opet’s shares
Opet carries out activities in fuel distribution sector, retail sales, commercial and industrial sales, storage and international product trade. Opet also performs production and marketing of mineral oils through Opet-Fuchs, its 50-50% partnership with the German mineral oil company Fuchs; and jet fuel supply and sales through THY-Opet, its 50-50% partnership with Turkish Airlines.
Tüpraş holds 100% of Körfez Ulaştırma A.Ş. shares
The company came into activity in Kocaeli on 13.05.2009 as Körfez Hava Ulaştırma A.Ş. in accordance with liberalization of Turkish Railways, the company reconstructed and named as Körfez Ulaştırma. Tüpraş holds 100% of Körfez Ulaştırma A.Ş. performs railroad transportation with 441 tank wagons of oil products for demands of Tüpraş and other suppliers.