E. Müller & Co. AG, Kieswerk

The core activity of E. Müller & Co. AG encompasses four main areas: 1. **Quarry**: The extraction and delivery of natural raw materials, particularly gravel, in a region without natural gravel deposits. The raw materials are transported in an environmentally friendly manner by cargo ships via the lake. 2. **Hydraulic Engineering**: The execution of various hydraulic engineering works, including sediment dredging, pile driving, material transport, fireworks ships, and other specialized works on the water. 3. **Event Ship (MS Raiffeisen)**: The operation of a charter ship for private or business events, designed for up to 60 people. 4. **Mowing Boat**: The provision of services for the maintenance of seaweed and other water areas with a modern mowing and collection boat.