AGL Energy is abandoning plans to split into two separate entities, while flagging the departure of chair Peter Botten and chief executive Graeme Hunt.
Energy provider AGL has defeated climate activists' attempts to more quickly part with its coal-fired power, including an 18-year-old challenger for a board role.
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.
Oil Search shares have dropped more than 10 per cent in value after negotiations on developing a new gas field in Papua New Guinea fell apart over the weekend.
Former Buru Energy managing director Keiran Wulff will replace outgoing Oil Search managing director Peter Botten, with the long-serving leader to hand over the reins in February.
Oil Search says both its second-quarter production and revenue have dipped by 5 per cent as expected, but analysts were reportedly looking for a more substantial first-half recovery after last year's earthquake in Papua New Guinea.
Oil Search has signed an agreement with the Papua New Guinean government for the Papua LNG Project, enabling initial work to begin on the giant development.
Prominent Western Australians, including the late Stan Perron, Peter Botten, John Atkins, and Michael Fitzpatrick have been recognised for their service to the business community at this year's Australia Day Honours.
A strong fourth-quarter performance has helped Oil Search narrowly beat its full-year production guidance, and the company forecasts steady output for 2017.
AGL Energy has forecast a lift in underlying profit for the current financial year while also announcing a near $600 million share buy-back and a higher dividend payout as it benefits from strong electricity margins.
Papua New Guinea-focused Oil Search has backed down from a bidding war with global energy giant ExxonMobil, choosing not to raise its near $3 billion bid for New York-listed explorer InterOil.
The chairman and co-chief executive of a Melbourne-based toy company has become the first Australian to be selected as global winner of EY's Entrepreneur of the Year award.
Two petroleum industry executives with a strong Perth connection have struck a deal that will see Oil Search boost liquefied natural gas development in Papua New Guinea, after negotiating a $US2.2 billion ($A3 billion) deal to buy InterOil.
Energy giant Woodside Petroleum is considering growth opportunities in Papua New Guinea, announcing today it was evaluating a takeover offer for Oil Search through an all-scrip deal valued at more than $11 billion.