The core activity of C.Aerne Betonbearbeitung GmbH encompasses the execution of concrete processing works, in particular: Concrete cutting: cutting of walls and floors up to 50cm concrete thickness; Concrete drilling: drilling of holes up to 50cm diameter; Excavator works: execution of excavator works for various applications; Contract work: execution of contract work for agriculture and other areas; Firewood: sale of firewood. The company also offers services such as barn conversions, slurry tank breakthroughs, milking robot conversions and other specialized works.