Light SA, formerly Trial Participacoes SA, is a Brazil-based holding company primarily involved in the utilities sector. The Company's activities are divided into three business segments: Distribution, Generation and Trading. The Distribution division focuses on distributing electric power to end consumers. The Generation division produces electricity through hydroelectric power stations. The Trading division is responsible for the purchase and sale of energy. In addition, the Company provides energy solutions, such as energy projects development, and offers advisory services to free and captive consumers. The Company distributes energy in the state of Rio de Janeiro, Brazil. It operates through a number of subsidiaries, including Light Servicos de Eletricidade SA (Light SESA), Light Energia SA (Light Energia), Light Esco Prestacao de Servicos SA (Light Esco) and Lightcom Comercializadora de Energia SA (Lightcom), among others.