Pipelines and plants
Pipelines, plants, local network construction, deep drilling technology, horizontal directional drilling (HDD), services
> more

Mechanical engineering
Apparatus engineering, drilling technology, process engineering, manufacture of amusement rides
> more

Civil and structural engineering
Road construction and civil engineering, bridge construction and civil engineering, landfill construction, industrial construction, conduit construction, Public Private Partnership
> more

Raw and construction material
Asphalt mixing plant, quarries and gravel mills, sand and gravel extraction, construction material acceptance
> more