The core activity of Biber Treuhand AG encompasses the provision of trust services, particularly in the areas of:
* Tax and legal consulting, including company formation and restructuring
* Corporate consulting and controlling
* Inheritance law and succession planning
* Pension and financial planning
* Domiciliary and secretarial services for companies
Thus, the company offers a comprehensive range of services for companies and private individuals focused on the management and planning of assets, companies, and estates.