The core activity of RZ Treuhand AG is the provision of services in the areas of auditing, corporate consulting and tax consulting. Specifically, this includes: accounting and financial accounting, tax consulting and planning for companies and individuals, preparation of annual financial statements and tax returns, organization of accounting, corporate consulting for start-ups, transformations, mergers and liquidations, and support for corporate restructuring and succession planning. The company offers these services primarily to small and medium-sized enterprises as well as private individuals in the canton of Bern and the surrounding cantons.