The core activity of Marbees GmbH encompasses four main areas:
1. **Real Estate**: The company provides services in the field of real estate, including project development, management, and valuation.
2. **Trust Services**: Marbees GmbH offers trust services, including tax consulting and planning.
3. **Corporate Consulting**: The company provides consulting services for businesses, including financial consulting and strategy development.
4. **Audit**: Marbees GmbH offers auditing services to review and analyze the financial situation of companies.
Overall, Marbees GmbH offers a wide range of services tailored to the needs of businesses and individuals in the areas of real estate, finance, and corporate management.