Natural gas suppliers market share Spain 2021, based on clients
Based on the number of clients, Naturgy was Spain's natural gas supplier with the largest market share in 2021, accounting for over 46 percent of the market. That year, Naturgy's total number of clients nearly reached 3.7 million customers. Endesa ranked second, but by a wide margin, representing some 19.4 percent of Spain's natural gas market.
