Solar Millennium was a German company globally active in the renewable energy sector founded in 1998 in Erlangen, Germany, which is specialized in the designing and implementation of solar thermal power plants. The main activities are site selection, project development, planning, design and construction of parabolic trough power plants.

Erlangen is a Middle Franconian city in Bavaria, Germany. It is the seat of the administrative district Erlangen-Höchstadt, and with 116,062 inhabitants, it is the smallest of the eight major cities in Bavaria. The number of inhabitants exceeded the threshold of 100,000 in 1974, making Erlangen a major city according to the statistical definition officially used in Germany.