Alterna is the trusted partner for companies and institutions that wish to develop photovoltaic projects. With 18 years of experience, we provide an integral service, with customized solutions for the development of photovoltaic self-consumption and grid generation installations, with or without storage, as well as a complete O&M high added value service. Alterna Energía is present in Spain, Portugal, Italy, El Salvador and Costa Rica and is able to undertake projects in new countries.