The management and trading of patents. Consulting in the field of ecological renewable energies, including production. The purchase, sale, import, export, representation and marketing of building materials, substructure materials, piping, hydraulic systems, equipment for the purification of clear and wastewater, construction, agricultural and gardening machinery, chemical products for construction. Consulting and brokerage in the construction and real estate sector. Buying and selling, import and export in the raw materials sector, oil, gas, liquefied gas, metals and precious stones. Buying, renting and import-export in the technology and telecommunications sector. The company may participate in companies with a similar purpose.