The supply and installation of doors and windows, kitchens and parquet floors as well as all activities related to metal construction. It may create branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, excluding all operations prohibited by the LFAIE, acquire companies with an identical or similar purpose, or merge with such companies, carry out any commercial and financial activity and make all transactions and conclude all contracts suitable for developing its purpose or related thereto directly or indirectly.