DenizBank, which commenced operations after being acquired from the Privatization Administration by Zorlu Holding in 1997, joined the group of Dexia—one of Europe’s leading financial groups—in October 2006, and subsequently became part of Sberbank, Russia’s largest state-owned bank, as of September 2012; the Bank’s shares were later transferred to Emirates NBD, one of the leading financial institutions in the MENAT region, in 2019.

Established in Ankara in 1946, Garanti BBVA is Turkey’s second-largest private bank in terms of consolidated asset size. Garanti BBVA’s controlling shareholder is Banco Bilbao Vizcaya Argentaria S.A. (BBVA), which holds an 85.97% stake in the bank.

Having finalized its new organizational structure in 2006 through a union formed by Yapi ve Kredi Bankasi A.S. and Kocbank A.S.—two powerful, long-established institutions in the Turkish financial sector—to deliver superior service by combining their strengths, experience, and resources, Yapi Kredi has today evolved into a financial giant that embodies the history and shared values ​​of both institutions.

Akbank was established in Adana on January 30, 1948, as a privately owned commercial bank. It opened its first branch in Istanbul in 1950 and rapidly expanded its service network following the relocation of its headquarters to Istanbul in 1954. Through initial public offerings in 1990 and 1998, it began trading on international markets as an American Depositary Receipt (ADR).

Established in 1954 with the aim of optimally utilizing foundation resources in line with the needs of economic development, VakifBank has since contributed to the growth of Turkey's savings levels through modern banking methods and practices.

The foundations of Halkbank were laid in 1933 with Law No. 2284, the "Law on Halkbank and People's Savings Banks." The objective was to support economic development by providing loans under favorable terms, initiate capital accumulation, and strengthen social welfare.

Established in 1863 as a modest mutual assistance fund and having grown through significant strides over time, Ziraat Bank today ranks among the country's most valuable assets. Having expanded its services with the aim of becoming a bank for everyone and every segment of society, Ziraat Bank continues to develop its operations in line with its goal of adding value to the country.

"Foremost among the measures to save and elevate the homeland is the establishment of a truly modern and national bank, born of the public's direct trust and confidence..." It was in these words that Mustafa Kemal, convening the Council of Ministers in July 1924, expressed his desire to establish a national bank. Thus, Is Bankasi—the Republic of Turkey's first national bank—was founded on August 26, 1924, in accordance with the decisions reached at the First Izmir Economic Congress and under Ataturk's directives.