The core activity of Interhall GmbH encompasses three main areas: 1. **Visualisations**: The company provides technical and architectural visualisations, such as creating 3D models for cars, aircraft and architectural projects. 2. **Brand Design**: Interhall develops brand identities and designs, including the creation of logos, trademarks and other visual elements. 3. **Property Development**: The company invests in and develops real estate projects in Europe, such as the construction of villas, holiday homes and penthouse apartments.