Bankwest (formerly Bank of Western Australia) a division of Commonwealth Bank of Australia. Bankwest is active in all market segments, and its lending is diversified between the business, rural, housing and personal markets. The Bank provides all types of deposit instruments.

In its home state Western Australia, Bankwest is a market leader with about one quarter of all bank advances and deposits. More than 900,000 customers are served through an extensive network of branches, cost-effective direct and third party distribution channels, agencies and electronic banking facilities, as well as 24-hour telephone and internet banking services. The Bank has offices in Adelaide, Brisbane, Canberra, Melbourne and Sydney.