The design of interiors. The research, design, development and marketing of independent, cogenerative, electrogenic, photovoltaic energy systems. The design of buildings, construction management, trade in prefabricated houses or elements thereof. The operation of a construction company for above and below ground structures as well as any activity of design, purchase, sale, brokerage and administration of real estate with all related operations. It may carry out industrial and financial transactions as well as participate in other companies. The research, development and marketing of energy storage systems recovered from lightning, thunder and wind. The creation, development and marketing of commercial ideas.