Siemens Gamesa Renewable Energy, S.A.

Siemens Gamesa Renewable Energy, S.A.was formed in 2017 in a merger of Siemens' Wind Power division with Gamesa Corporación Tecnológica, S.A.; it is a Spanish-German wind engineering company based in Zamudio, Biscay, Spain. 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. It is the world's second largest wind turbine manufacturer behind Vestas.

The company is notable for its SG 14.0-222 wind turbine, the largest variant based on the Siemens D7 platform, as well as being one of the largest wind turbines in the world. This turbine model is currently contracted to be installed in 14 projects globally, notably in Taiwan, United Kingdom and the US. Siemens Gamesa's main competition is the General Electric Haliade-X and the Vestas V236.