AGL boss Brett Redman is leaving the energy provider after only last month starting efforts to create separate coal-fired power and clean energy businesses.
AGL Energy has achieved a 37 per cent rise in the number of Western Australian customers buying its gas, as it continues to eat into the market share of Alinta Energy and Kleenheat.
AGL Energy is set to continue its rapid expansion into the WA market, after it struck a deal to purchase WA's third-largest electricity retailer, Perth Energy, for up to $93 million.
AGL Energy has continued its growth in the Western Australian gas market, revealing it had approximately 33,000 customers by the end of 2018, a rise of 12,000 from six months prior.