Trading and management of real estate projects, provision of services in the areas of project planning, construction management and realization of projects in the areas of photovoltaics, Minergie and system construction, as well as operation of a general contractor. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire, encumber, sell and manage real estate in Switzerland and abroad, arrange financing for its own account or for third-party account, and provide guarantees and sureties for subsidiaries and third parties.