The core activity of Hartmann & Koch Treuhand encompasses the provision of services in the areas of trust, corporate consulting, and taxes. Specifically, the company offers the following services: Trust: financial accounting, annual financial statements, investment consulting; Taxes: tax returns, value-added tax settlements, tax consulting; Corporate consulting: company formation, long-term support, audits; and personnel administration for SMEs. The company focuses on the needs of businesses and provides individual solutions to achieve their goals.