World Top 100 Electric Utilities Companies List by Market Cap as of August 2026

Red Electrica Corporation is a Involved in Electricity System Operation and Transport company. It started with a high voltage electricity line 10,500 km long know it is 44,000 km. The company employees are around 1800. The headquarters is in Spain.

Red Electrica Corporacion changed its name to Redeia Corporation in Sep-2023.

Eneva has business in Power Generation, Power Distribution and Coal mining. The headquarters is in Brazil.

INFRATIL invests and owns renewable energy, airport, data & connectivity and social infrastructure businesses in growth sectors. Headquarters is in New Zealand.

As on 2022, INFRATIL has 6,140 employees.

INFRATIL annual revenue generated for period ending Mar-2023 was 1,191 Million AUD.

INFRATIL annual Net Income generated for period ending Mar-2023 was 643 Million AUD.

One of Largest Electricity generation and distribution company with headquarters is in Wellington, New Zealand. It has a total installed capacity of 2,754 MW New Zealand and 201 MW overseas.

As on 2022, Visa INC has 1000 employees.

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 is in Australia.

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.

A2A is a Italian Multiutility company. It is having over 12,000 employees and manage the generation, sale and distribution of electricity and gas, heating, waste collection and recovery, electric mobility, public lighting and the integrated water service. The company results for the 2019 financial year report an EBITDA of 1.23 billion euros, a net profit of 389 million euros and investments totaling 627 million euro. The headquarters is in Italy.