Provision of services in the fields of accounting, tax, corporate, organizational and financial consulting, insurance consulting (advisory and brokerage services for insurance), real estate consulting and management, general trust services, participations, consulting, conception and implementation of online, social media and other marketing strategies, provision of services in the IT and personnel sector, consulting and training of companies and administrations in all technical, organizational and economic matters, in particular analysis, conception, planning and project planning, development of system and application software, manufacture and trade in software, systems and system components in the computer sector, acquisition and granting of licenses for system and application software, architectural photography, photo reports, development and management of CAD/CAM and architectural projects, acquisition and disposal of real estate, property management, realization of buildings of all kinds as a general contractor, execution of construction work, planning and creation of new and renovation projects on own or third-party account, acquisition, encumbrance, disposal and management of real property, financing and provision of guarantees and sureties for subsidiaries and third parties.