Operation of an electrical engineering consulting firm, provision of engineering services, particularly in the fields of building technology, energy technology and installation control, trade in apparatus, devices and machinery, planning, consulting, expert opinions and cost estimates, construction management in the electrical sector as well as electrical, IT and telephone installations. The company may establish branches and subsidiaries at home and abroad, participate in other companies at home and abroad, acquire, encumber, sell and manage real estate at home and abroad, arrange financing for its own account or for third-party account, and provide guarantees and sureties for subsidiaries and third parties.