Mainova AG operates in the Gas and other services combined sector. Mainova AG is a Germany-based multi-utility company providing electricity, natural gas, water and heat to the city of Frankfurt am Main in Germany, and in the Rhine-Main region of Germany. It also supplies natural gas to further cities and towns in Hesse, Nordrhein-Westfalen, Bavaria and Baden-Wuerttemberg. It divides its business activities into five segments. The segment Heat and Energy Generation consists of the generation of heat, cold and energy through the Company as well as two subsidiaries. The segments Energy Supply, Natural Gas Supply, Water Supply and Heat Supply are engaged in trading, acquisition, allocation, transportation, distribution and related services. As of December 31, 2010, the Company had six wholly owned subsidiaries and four majority owned subsidiaries located in Germany, as well as a number of affiliated companies, all based in Germany. In our complete report available for purchase the company is compared to: Lechwerke AG, MVV Energie AG and Terna SPA.