Provision of services in the field of energy and efficiency consulting, construction supervision of measures in the building envelope, implementation of feasibility studies as well as execution and planning in the field of solar systems, and provision of all related services. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or merge with similar or related companies, and enter into all transactions and conclude contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it. It may acquire, manage, encumber and sell real estate, intellectual property rights and licenses of all kinds.