Ronaldo dos Santos Custódio

Chui Holding SA operates as a holding company with interest in wind energy. Its wind complex engages in the exploration of wind farms. It also engages in activities such as sale and distribution of wind-generated electricity, carrying out studies, projects, commisioning, testing, operation, maintenance, management, supervision, procurement of equipment and materials, hiring third parties, and participation in societies with the same objective. The company was founded in October 2011 and is headquartered in Florianopolis, Brazil.

Livramento Holding SA operates alternative power generation plants. Its services include commercialization of the electricity, carrying out studies, projects, commissioning, testing, operation, maintenance, management, supervision, and purchasing equipment and materials. The company was founded in October 2011 and is headquartered in Florianópolis , Brazil.

Santa Vitória Do Palmar Holding SA operates and maintains wind projects. It also generates and distributes electric energy, conducts studies, tests, operations, maintenances, managing, and acquisition of equipment and materials. The company was founded in October, 2011 and is headquartered in Florianópolis, Brazil.

Eletrosul Centrais Eletricas SA engages in the construction, operation, and maintenance of a network of power generation facilities. It provides business through Generation, Transmission - Renewed Contract, and Transmission - Non-renewed Contract segments. The Generation segment engages in generation and commercialization of power generated by hydro plants, and solar and wind parks. The Transmission - Renewed Contracts represents the power transmission business from renewed contract of concession. The Transmission - Non-renewed Contracts segment deals with power transmission business of concession contracts not yet in renewal process. The company was founded on December 23, 1968 and is headquartered in Florianopolis, Brazil.