Aqwest is owned by the Western Australian Government and is accountable to the Minister for Water for the delivery of services.

The Board is ultimately responsible for legal compliance, corporate governance and risk management and provides strategic direction and guidance to the Chief Executive Officer (CEO) and Executive Management Team.

The CEO is appointed by the Board of Directors with the concurrence of the Minister for Water.

The organisational structure consists of three portfolios - Water Services, Business Services and Financial Services.  Each is headed by a General Manager who reports directly to the Chief Executive Officer.