According to Yahoo!Finance, “National Bank of Greece S.A., together with its subsidiaries, provides financial services.”
The Study of Failure
“The Tokyo court said the oil industry failed to recognize the illegality of the production cartel which it formed in cooperation with the international trade and industry ministry ("A former president of Japan's leading oil company and..." UPI Archive: Financial, 26 Sept. 1980. Infotrac Newsstand. Accessed 22 Jan. 2019.).”