Per Aarsleff Holding A/S engages in the provision of building construction and civil engineering services. It operates through the following segments: Construction, Pipe Technologies, and Ground Engineering. The Construction segment, which is split into three reporting entities: Construction, Technical Solutions, and Rail, includes project management in large, complex design and build contracts to ensure successful implementation while focusing on commercial management and risk management. The Pipe Technologies segment sells Aarsleff's unique LED concept, consisting of equipment and materials to third parties through direct sale or in the form of license agreements. The Ground Engineering focuses on the supply and installation of precast concrete piles on all markets. The company was founded by Per Aarsleff on January 4, 1947 and is headquartered in Viby, Denmark.