For that reason, many component manufacturers are also entering the power generation segment, such as Vestas, Alstom or ACCIONA in the wind power market. In the photovoltaic solar segment, panel manufacturers such as Sun Tech Power started to invest in generation in 2008, and the trend continues today (REN21, 2011). In terms of wind power investments in Latin America, the leading firms are SN Power (Norway), ACCIONA, Abengoa and Gamesa (Spain) and IMPSA (Argentina), alongside Brazilian enterprises such as Renova Energia or CPFL Energia, in addition to most of the traditional electricity firms mentioned in the foregoing subsections.