The construction, design and service activities in the field of construction with a focus on land, transport, underground, water supply and special construction. These buildings then are single-family houses, but also industrial buildings, roads, railways or bridges.

Design activities in process construction. Design, engineering, assembly, reconstruction, modernization, repairs, service, sale: -heating in industrial buildings: -gas heating -gas concentration and boiler rooms over 50kW. Glass technology - supply, assembly: -heating - gas furnaces -auxiliary technology: -refrigerant circuits ...