Operation of a business in the field of general sheet metal processing, plumbing and ventilation technology; can acquire, encumber and sell properties in Switzerland and abroad, establish branches and participate in companies of a similar nature. The company is authorized to establish subsidiaries and branches in Switzerland and abroad, to take over the operation of related business purposes, to participate in companies of all kinds, to acquire, manage, sell and dispose of properties, as well as to carry out all business that is suitable for promoting the purpose of the company.