any activity in the field of cleaning and maintenance, as well as the import, export, sale and trade of products and objects related thereto; the company may, either on its own account or on behalf of third parties, carry out all financial, commercial, movable or immovable transactions directly or indirectly related to its purpose and take an interest, in any form, in all similar undertakings, in particular by acquiring a stake in similar undertakings; the company may also establish branches and subsidiaries in Switzerland and abroad.