Acquisition, holding, management and utilization of participations in companies in Switzerland and abroad, in particular participations in companies active in the acquisition, holding, management and utilization of real estate; provision and exercise of services and commercial activities of all kinds, in particular in the real estate sector; acquisition, holding, management and disposal of intellectual property rights and licenses of all kinds; participation in related companies; acquisition, management and disposal of real estate; granting of guarantees or other securities in favor of affiliated companies.