The company's purpose is to design, finance, implement and operate heat and cold networks, primarily in the Altstetten area, as well as to provide energy services. It exercises its business activities within the framework of the legally binding energy plans of the canton, the city of Zurich and the municipalities in which it operates. The company can establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, and conduct all business that is directly or indirectly related to its purpose. The company can acquire, encumber, sell and manage real estate in Switzerland and abroad. It can also provide financing for its own account or for third-party account, as well as provide guarantees and sureties for subsidiaries and third parties.