Business operation and/or management assistance for commercial or industrial companies, including those operating in the areas of management of energy and plants for producing and distributing gas, electricity and any other kind of energy; market study services; public relations services, including customer services; advertising services; retail and wholesale sales services, or sales services via global computer networks of all energy products; business administration; import-export agencies

Transport, storage and distribution services for gas, electricity, water and all types of energy, as well as distribution, storage, supply and transport services for all types of components for use in gas and electricity plants