(Turkish pronunciation: [kotʃ]) is the largest industrial conglomerate in Turkey, and the only company in the country to be listed on the Fortune Global 500 as of 2023.

[7] In 1984, Vehbi Koç handed his position as chairman of the board over to his son Rahmi M.

Rahmi Koç retained the title of honorary chairman and a seat on the board of directors.

[8] In February 2015, Levent Çakıroğlu replaced Turgay Durak as CEO.

[10] The shares of 16 Koç Group companies are traded on the Istanbul Stock Exchange; together, the groups comprise 113 companies, with 124,000 employees, and 14,000 dealers, agencies, and after-sales services people.