Timothy Crossley is Executive Director, Chief Executive Officer - Energy and Power Generation Business of the company. Mr Crossley has previously held positions of Executive General Manager for Carbon Steel Materials for Hancock Prospecting including the US$10 Billion Roy Hill Iron Ore mine (now producing 55 million tonnes per annum of Iron Ore), Deputy CEO Gloucester Coal, Western Australia Iron Ore President for BHP Billiton, Executive General Manager for BHP Billiton Groote Island Manganese operation and the Head of development and operations of the majority-owned BHP Billiton Central Queensland South Walker Creek Coking Coal mine (which today still remains one of the most capital cost competitive coal mines in Australia).