Planning and execution of new and renovation projects, provision of services in the construction sector such as consulting, construction management and construction expertise, brokerage and management of and trade in real estate and goods of all kinds, in particular building materials; can conduct commercial and financial transactions of all kinds on its own account or on behalf of third parties, acquire, encumber, sell and manage real estate, provide consulting services, assume fiduciary functions, finance third-party companies, provide guarantees and other securities, and acquire, manage and exploit intellectual property rights, participate in other companies, and acquire or establish similar or related companies.