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.

Building company. Delivery: -sewage disposal plants, municipal sewage treatment plants, industrial sewage treatment plants -water treatment plants -pumping stations (irrigation, mining, fire, repumping, circulating and cooling water) -waterwork redevelopment and modernization -energy utilization of sludge gas -customer service/ ...