Westpac

Westpac Banking Corporation, known simply as Westpac, is an Australian bank and financial services provider headquartered in Sydney. Founded in 1817 as the Bank of New South Wales, it acquired the Commercial Bank of Australia in 1982 before being renamed shortly afterwards. It is one of Australia's "big four" banks and is Australia's first and oldest banking institution. Its name is a portmanteau of "Western" and "Pacific".
As of March 2018, Westpac has 14 million customers, and employs almost 40,000 people.