Top Utilities Companies in Australia List by Market Cap as on July-30-2023

APA Group has 15,000 kilometres of natural gas pipelines connect sources of supply and markets across Australia. They operate and maintain networks connecting 1.4 million Australian homes and businesses to provide natural gas. Headquarters is in Sydney, Australia.

AUSNET SERVICES own and operate the Victorian electricity transmission network, one of five electricity distribution networks, and one of three gas distribution networks in Victoria. Electric utility and gas utility company with headquarters in Australia.

They are a diversified Australian energy infrastructure business with over 10.8 billion AUD of electricity and gas network and connection assets. TheY deliver energy safely and reliably to around 1.5 million customers across Victoria. As on 2020, they have 1,700 employees.

Spark Infrastructure Group is the leading Essential Energy Infrastructure Businesses company. It is supplying around 8,80,000 residential and commercial customers across the state and businesses serve over 5 million homes and businesses and are also heavily involved in supporting the transition in Australia’s electricity system to one that is increasingly reliant on renewable energy. The headquarters is in Australia.

AGL ENERGY LIMITED is Australia's largest electricity and gas utility company that provides to consumers across Australia and it has more than 3.6 million customer accounts. Headquarters is in Sydney, Ausralia.