APA Group engages in the ownership and operation of energy infrastructure assets and business. It operates through the following business segments: Energy Infrastructure, Asset Management, Energy Investments, and Other. The Energy Infrastructure segment includes all wholly and majority owned pipelines, gas storage and processing assets, and power generation assets. The Asset Management segment provides commercial services, operating services and asset maintenance service to the energy investments of the company and Australian Gas Networks Limited. The Energy Investments segment is comprised of the strategic stakes in a number of investment entities that house energy infrastructure assets of the company. The company was founded in June, 2000 and is headquartered in Sydney, Australia.