The provision of all advice, services and performances, as well as the exercise of all activities in the field of construction, particularly the installation of air conditioning, ventilation and heating systems. The purchase, sale, development, creation, distribution, import, export and marketing of all goods, products and services in the aforementioned fields. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or establish companies with an identical or similar purpose, carry out all commercial, financial, movable or other transactions and conclude all contracts that serve to develop its purpose or are directly or indirectly related to it.