The core activity of ATO Treuhand AG consists of providing services in the field of trust, particularly in the areas of:
* Accounting (bookkeeping, payroll accounting)
* Taxes (tax declaration, tax consulting, outsourcing as authorized tax representative)
* Business consulting (company formation, financial planning, succession planning, inheritance, structural planning)
* Auditing
The company offers these services as a competent trust company for companies, institutions, associations, private individuals, and non-profit organizations throughout Switzerland and in the cross-border EU area.