The design, installation and maintenance of sanitary, heating, air conditioning and ventilation systems, with particular attention to the laying and repair of hydraulic and thermal systems for residential and commercial buildings. The company is also involved in the construction of water supply systems, the cleaning and rehabilitation of drinking water pipes, as well as the installation of solar and alternative energy systems. The company may operate as a holding company, acquire real estate on its own behalf and on behalf of third parties, participate in real estate projects, as well as participate in other Swiss or foreign companies with a similar purpose. It may also establish branches and subsidiaries in Switzerland and abroad and carry out any other activity useful or connected to the achievement of the company's purpose.