The core activity of Bucher & Häller Beratungen GmbH is the provision of financial and personnel management services for small and medium-sized enterprises (SMEs) as well as private individuals. Specifically, the company offers the following services: tax consulting and tax returns, value-added tax consulting, accounting and financial statement consulting, personnel support as needed, and personnel administration, including payroll accounting, social insurance declarations, and preparation of salary statements. The company positions itself as a trust company that supports SMEs and private individuals in Switzerland with their financial and personnel concerns.