Execution of demolition, dismantling, renovation, and construction work, provision of master builder services, gardening services, and services in the field of building technology (heating and plumbing), disassembly, disposal, and all other construction work, as well as trade, transport, import, and export of goods; may establish branches and subsidiaries, participate in other companies, acquire, encumber, sell, and manage real estate, provide financing for its own or third-party accounts, and grant guarantees and sureties for subsidiaries and third parties.