The core activity of A. Meier Treuhand AG encompasses four main areas:
1. **Family Office Services**: The company provides Family Office services, which means it manages and advises on the assets and finances of private individuals and families.
2. **Corporate Finances**: A. Meier Treuhand AG is also active in Corporate Finance, which includes advising and supporting companies in financial transactions, such as raising capital or mergers and acquisitions.
3. **Tax Planning and Tax Advisory**: The company offers tax consulting and planning, which includes optimizing taxes for private individuals and companies, as well as advising on tax-related matters.
4. **Real Estate Consulting and Real Estate Management**: A. Meier Treuhand AG is also active in the real estate sector and offers consulting and management services for real estate, including rental, management, and sale of properties.
Overall, the core activity of the company can be described as comprehensive consulting and management of assets, finances, and real estate for private individuals and companies.