Australia’s energy transition is the most significant engineering project we have seen. It is estimated to take decades and $320 billion. However, a recent KPMG study suggests only one in four Australians has heard of the energy transition.

Mark Collette is Managing Director of EnergyAustralia, one of the nation’s biggest energy retailers, with 1.6 million customers. He talks to Sean Aylmer about the challenges ahead and the need to bring about change while keeping the lights on and bills down.