Spark Infrastructure Group is an Australian utility infrastructure investment company. The Company's portfolio comprises investments in three Australian electricity distribution businesses: ETSA Utilities in South Australia, CitiPower and Powercor in Victoria. It holds a 49% interest in each of CitiPower, Powercor and ETSA Utilities. ETSA Utilities owns South Australia's electricity distribution business, delivering energy to more than 782,000 customers throughout metropolitan areas, including Adelaide. Powercor is an electricity distribution network in Victoria, providing electrical supply to more than 663,000 customers in central and western Victoria, as well as Melbourne's outer suburbs. CitiPower is an electricity distribution network that supplies power to around 296,000 customers throughout the central business district and inner suburbs of Melbourne, Victoria. The Company is jointly managed by Cheung Kong Infrastructure Holdings Limited (CKI) and RREEF Infrastructure (RREEF).