Energisa S.A., through its subsidiaries, operates as an energy distribution company in Brazil. The company also provides operating and maintenance services related to electricity distribution, generation, transmission, commission, preparation, and remote and local operations. In addition, it offers electrical and mechanical maintenance of plants, substations, transmission lines, and facilities. Further, the company provides construction, operation, maintenance, and services related to electricity generation and distribution; tele-services and personal services for electricity consumers; and aerial surveying services for supporting companies operating high-voltage lines, oil pipelines, and reforestation engineering works. Additionally, it is involved in the wind and solar energy generation and distribution; provision of insurance brokerage services; and securitization of credits, as well as offers financial products and services. The company serves customers in residential, industrial, commercial, and rural markets. It serves approximately 8.2 million consumers in 11 Brazilian states. The company was founded in 1905 and is headquartered in Cataguases, Brazil.