Τhe Piraeus Bank was founded in 1916 under the company name "Bank of Piraeus, Commerce, Industry and Shipping"
Τhe Chios Bank (Xiosbank) was founded in 1919.
The Agricultural Banks and Funds (Bank of Macedonia and Epirus, Public Benefit Fund of Crete) operated at the beginning of the 20th century and were absorbed by the Agricultural Bank of Greece after its establishment in 1929.
The Agricultural Bank of Greece operated as the exclusive agricultural credit institution in the country for decades.
The General Bank of Greece (Geniki Bank) was founded in 1937 as the "Army Equity Fund Bank".
The Macedonia-Thrace Bank was founded in 1979.
The Panellinia Bank was founded in 2001.
The Tourist Credit Organization (TCO) was founded in 1946 with the purpose to provide loans for the hotel and tourist industry.
The Central Loan Committee (CLC) functioned between 1949 and 1954 and was responsible for the management and granting, via banks, of industrial and agricultural loans under the four-year reconstruction programme (Marshall Plan), as well as for managing the loans granted by the American Mission for Aid to Greece (AMAG).
The Economic Development Financing Organization (EDFO) replaced the Central Loan Committee after its dissolution in 1954 and was founded following an agreement signed between the Greek government, the Bank of Greece and the American Mission in Greece. Except for managing the loans granted by AMAG and CLC and the new American aid programmes, the EDFO was also responsible for granting long-term loans to industrial, mining, agricultural and tourist ventures, as well as for supporting the special programmes of the Agricultural Bank of Greece and the National Mortgage Bank of Greece.
The Industrial Development Corporation (IDC) was established at the end of 1959 as a public agency for the design and promotion of industrial development works. In collaboration with foreign consultants, the IDC elaborated a series of industrial projects, such as the organization of industrial zones, and participated in the creation of a number of large industries.
The Hellenic Industrial Development Bank (ETBAbank) was founded in 1964 through the merger of the TCO, EDFO and IDC with the objective of promoting "the country's industrial or cottage-industry, mining and tourist development". With an initial capital that was greater than the sum of all of the Greek banks' capital and reserves, ETBAbank was one of the most dynamic banks among the European Mediterranean countries and played a determining role in the development of Greece's industry, merchant marine and tourism sector.