The core activity of Treuhand Jost Ag is the provision of services in the areas of accounting, tax consulting and business consulting for small and medium-sized enterprises (SMEs) as well as private individuals. This includes in particular: accounting and annual financial statements, tax returns and VAT settlements, payroll accounting, consulting for company formations, tax consulting and business consulting. The company offers these services to a wide range of industries, including architecture, construction, services, trade and commerce.