The execution of sanitary, plumbing, central heating, ventilation and air conditioning systems, swimming pools, water treatment and purification systems, irrigation systems, solar and alternative energy systems. The sale of materials for plumbing, heating and sanitary installations and related products. Technical consulting and assistance, planning, design, maintenance, execution of expert opinions, site management in the field of plant engineering in general, the company can assume representations. The execution of general contracting work. The company can open branches and subsidiaries in Switzerland and abroad and participate in other companies in Switzerland and abroad. The company can acquire, own and sell real estate. The company can also carry out all commercial, financial or other activities that are related to the purpose of the company.