Acquisition, sale, construction and rental of all real estate objects, as well as administration and management of buildings, all masonry, excavation and construction work, heating-sanitary, civil engineering and public works, rental of vehicles and construction machinery; the company may carry out any real estate transaction in Switzerland related to its purpose; it may also create branches in Switzerland, take participations, found or finance companies having a direct or indirect relationship with its purpose; it may grant guarantees, make loans or advances to associates or third parties.