Siemens Gamesa

Siemens Gamesa Renewable Energy, S.A. is a Spanish-German wind engineering company based in Zamudio, Biscay, Spain. It was formed in 2017 from a merger of Siemens Wind Power division with Gamesa Corporación Tecnológica, S.A. The company has two other main sites in Spain: one in Madrid and the other in Sarriguren. Other than its headquarters, its onshore business is primarily based in Spain, while the offshore business is based in Germany and Denmark. As of 2025, it is the twelfth largest wind turbine manufacturer in the world and the second largest in Europe behind Vestas.