Operation of an engineering office for electrical planning, neutral and independent consulting in the field of MSR planning, electromechanical installations for tunnel systems and building technology. The company may establish branches and subsidiaries in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire, encumber, sell and manage real estate in Switzerland and abroad, provide financing for its own account or for third-party account, and grant guarantees and sureties for subsidiaries and third parties.