carrying out investment, purchase, sale, brokerage, study, promotion, management, financing, development and construction of real estate, commercial or rental properties in Switzerland; preparing and implementing all plans, projects and financial plans for the execution of construction works; executing or having executed and supervising all construction works; importing, exporting and distributing materials, construction elements and installations, including all accessories and ancillary objects, both on its own account and on behalf of third parties; the company may provide guarantees in favor of affiliated companies; it may carry out any financial or commercial operation related to its purpose or likely to promote it; it may also establish branches/subsidiaries in Switzerland and abroad, take participations, found or finance companies having a direct or indirect relationship with its purpose