All activities of a general construction company, real estate development, expert appraisals, buying and selling of real estate, and real estate brokerage. The company may carry out, for its own account or for the account of third parties, all financial and commercial operations directly or indirectly related to its main purpose and may take participations in all companies with a similar purpose, in Switzerland or abroad. The company may grant loans, with or without securities, to its shareholders or to related parties, including companies directly or indirectly affiliated with it, or provide them with financial support in the form of securities of any kind to guarantee obligations of these shareholders or related parties, in both cases with or without consideration.