The core activity of Petrusso AG encompasses three main areas: 1. **Family Office**: Comprehensive wealth advisory services and trust services for high net worth individuals and their families, aimed at managing, organizing and preserving their wealth. 2. **Real Estate Services**: A wide range of services in the field of real estate, including the planning and implementation of real estate projects in Switzerland. 3. **Investments**: Evaluation and management of financial investments of all kinds, as well as investments in residential and commercial real estate, with the goal of identifying and developing new projects.