Gas Natural SDG, S.A., trading as Gas Natural Fenosa (Spanish pronunciation: [ˈɡaz natuˈɾal feˈnosa]), is a Spanish natural gas utilities company which operates primarily in Spain but also in such countries as Italy, Mexico, Colombia, Argentina, Puerto Rico, Moldova and Morocco. Its main interests are the distribution of natural gas in Spain, Italy and Latin America, the generation and commercialisation of electricity in the recently liberalised Spanish market as well as in Puerto Rico, and the management of gas infrastructure.
Gas Natural have approximately 10,000,000 clients and 6,700 employees, of which around 50% work in Spain. The firm is headquartered in Barcelona.
The group's largest shareholders include the Spanish bank La Caixa and oil major Repsol.