any activity in the field of real estate, namely the purchase, sale, rental, management, promotion, construction, renovation, brokerage of buildings, as well as all related operations and activities. The company may establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire companies with an identical or similar purpose, merge with such companies, acquire or sell buildings, and carry out all operations and conclude all contracts that serve to develop and expand its purpose or relate directly or indirectly thereto. It may grant loans to associates or third parties if this serves its interests. It has an indefinite duration.