The foundation ensures the preservation and operation of the Hotel and Restaurant Sonne in Andermatt with its original character as an accommodation and catering business. It provides the financial means for the maintenance and upkeep of all properties in its ownership and can acquire additional land serving the operation of the Hotel Sonne or sell properties not directly serving the hotel business. As a further main purpose, the foundation promotes and supports culture, tourism, and culturally significant tourist attractions in Andermatt and the entire Ursern Valley. The foundation does not pursue any commercial purpose and does not strive for profit.