Turkish 'Koç Holding' left without owner, media report

One of the richest men in Turkey, the businessman Mustafa Koc, died of a heart attack today, the CNN Turk TV channel reported.

The 55-year-old businessman was the chairman of the board of Turkey's biggest private company 'Koç Holding'. The holding includes banks, factories for the production of household appliances, fuel and networks of gas stations and car factories, TASS reports.