Cheung Kong Infrastructure Ltd (CKI) and Power Assets Holdings Ltd together own 51 per cent of CitiPower and Powercor. Both are members of the Cheung Kong group of companies, are listed on the Hong Kong Stock Exchange, and are also majority owners of South Australian electricity distributor SA Power Networks.
Cheung Kong Infrastructure Holdings Limited and Power Assets Holdings Limited are members of the Cheung Kong Group, the leading Hong Kong based multinational conglomerate. In Hong Kong alone, members of the Cheung Kong Group include nine listed companies with a combined market capitalisation of HK$647 billion as at 31 December 2009.
The Group operates in 54 countries and employs about 240,000 people worldwide.
The remaining 49 per cent of CitiPower, Powercor and SA Power Networks is owned by Spark Infrastructure, a specialist infrastructure group listed on the Australian Stock Exchange. Its objective is to invest in regulated utility infrastructure in Australia and overseas, including electricity and gas distribution and transmission and regulated water and sewerage assets.