The sole proprietorship aims to trade and assemble windows and doors as well as other building products. Furthermore, the sole proprietorship aims to carry out craft work, in particular in the areas of building, renovating, insulating, painting, cleaning, gardening, property management and all activities related to this. As well as organizing and carrying out transports, moves, clearances and trading in goods of all kinds. The sole proprietorship can establish branches in Switzerland and abroad and participate in other companies. The sole proprietorship is authorized to acquire, encumber, renovate, sell and manage real estate in Switzerland and abroad. It can also carry out all business that is suitable to promote the development of the company and achieve its business purpose.