The trade, design, execution of sanitary, heating, ventilation and air conditioning systems of all kinds, as well as the execution of all kinds of works in the aforementioned sector. To purchase and sell equipment for plant engineering, as well as to assume mandates for design, consulting, construction management and any other activity related to the fulfillment of the company's purpose. The company may, for the rest, do everything necessary to pursue the company's purpose and acquire, hold and sell commercial properties. The company may, in particular, establish branches in Switzerland and abroad, as well as participate in companies with a similar purpose, both in Switzerland and abroad.