AGL Energy Limited is an Australia-based company. The Company is engaged in buying and selling of gas and electricity; construction and/or operation of power generation and energy processing infrastructure; development of natural gas production facilities, and exploration, extraction, production and sale of coal seam gas (CSG). In October 2008, the Company sold its 50% shareholding in Auscom Holdings Pty Ltd to its joint venture partner in the Elgas business, BOC Limited. In November 2008, it acquired a 400 teraJoules gas bank and 50% of Tri-Star Petroleum Company’s joint venture working interests and related assets in the Spring Gully Project. In April 2009, the Company completed the compulsory acquisition of the remaining shares, not already owned by it, in Sydney Gas Ltd. In June 2009, the Company acquired two wind farm developments from Transfield Services Limited.