Natural gas suppliers market share Spain 2021, based on sales
Based on natural gas sales, Naturgy was Spain's natural gas supplier with the largest market share in 2021, accounting for over 27 percent of the market. That year, Naturgy was also the leading natural gas supplier in the country based on the number of clients. Ranking second and third were Endesa and Repsol, with a market share of approximately 16.2 and 10.1 percent, respectively.
