Consulting, planning, manufacturing, realization and maintenance of building technology systems as well as trading in related goods. Provision of services in this field, in particular planning and installation. The company can 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 can acquire, manage, encumber and sell properties, intellectual property rights and licenses of all kinds.