Trade intermediaries for woods and building materials
Development of projects requiring acoustic engineering, technics of air-conditioning, cooling, refrigeration, sanitation and fight against pollution, etc.
Production of non-domestic machines and devices used for cooling and air-conditioning
Construction of civil-technical works for electricity and telecommunications
Trade in own real estate
Engineers and similar technical advisors, with the exception of surveyors
Installation of heating, air-conditioning and ventilation
Other types of specialised building activities
Wholesale in industrial machines and devices used for heating, cooling and freezing
Retail trade in other types of building materials in specialised shops