The BHP Mitsubishi Alliance (BMA) is an Australian coal mining company operating in Central Queensland.

The largest coal producer in Australia, it is a joint venture with BHP and Mitsubishi each owning 50%.

[2] The BMA alliance operates five mines in the Bowen Basin:[3] BMA also operates Moranbah Airport and part of the Hay Point Coal Terminal.

[3][4] It operated the Gregory coal mine until March 2019, when it was sold to Japan's Sojitz Corporation.

[5] BMA owned the Blackwater and Daunia coal mines until it was sold to Whitehaven Coal in April 2024.