The core activity of Iduna Holding AG is diversified across three main areas:
1. **Gastronomy/Hotels**: The company operates several hotels, restaurants, and osterias in Switzerland, including Hotel-Speiserestaurant Hallwyl AG, Hotel Bad Eptingen AG, Osteria Enoteca Ferriroli SA, and Hotel San Bernardo SA. These establishments offer accommodations, food, and beverages, and specialize in catering to guests.
2. **Real Estate**: Iduna Holding AG is also active in the real estate sector, managing its own properties, such as the residential complex with rental apartments in Meisterschwanden on Lake Hallwil, which is managed by Seebag AG.
3. **Trade**: Additionally, the company is involved in trade, specializing in the distribution of certified products. This area is covered by HAB Invest AG, which leverages its market knowledge and experience in trade.
Overall, Iduna Holding AG is a diversified company operating in various industries, offering a wide range of services and products.