Purchase, sale, administration, rental and brokerage of real estate, as well as any service provision in the real estate and construction sectors. The company may also acquire, hold, transfer, exploit and sell all trademarks, patents, industrial property rights, know-how, as well as all intellectual property rights, invention patents, industrial designs and models, trade and commercial marks; it may also acquire, administer, mortgage and sell any real estate (cf. statutes for complete purpose).