Founding of the H. Heinrich Liesen company
Building materials wholesale and coal trade
Heinrich Liesen Junior becomes managing partner of H. Heinrich Liesen Handel,
Transport and transport mediation GmbH & Co. KG
Founding of the first plant in Ibbenbüren-Uffeln,
for the production of bitumen emulsion for road rehabilitation, as well as construction of a joint sealing and joint tape system
Foundation of the plant in Lannach, Austria for the production of bitumen emulsion
Establishment of plants in Senftenberg and Leizen for the production of bitumen emulsion and road rehabilitation,
as well as construction of the plant for the production of cold mix material and repair mortar
Acquisition of DICO Dresden as well as WETEC Weissenfels and Befe Spreeau
Commissioning of the gravel pit in Tinholt, Grafschaft Bentheim using the suction dredger method
Founding of CELU Emulsija in Tukums, Latvia
Commissioning of the concrete works in Meppen, Emsland for the production of ready-mixed concrete
Commissioning of the plant for the production of modified bitumen types in Ibbenbüren-Uffeln
Takeover of the activities of SBK in Schwerin to carry out road rehabilitation work
Construction and commissioning of the plant for the production of concrete additives and construction chemical products in Schwerin.
Commissioning of a ready-mixed concrete plant in Grossefehn, East Friesland
Commissioning of the ready-mixed concrete plant in Apen, district of Westerstede
Construction and commissioning of the production facility in Lingen, Biene for the production of different steel fibers for concrete