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1981
1981: Hans-Julius Ahlmann joins ACO Hans-Julius Ahlmann, nephew of Josef-Severin Ahlmann, joins the ACO family in 1981 Read more about... on history.aco
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1969
1969: ACO DRAIN | breaking ground in drainage business This year marks the beginning of ACO becoming a drainage specialist and the invention of ACO DRAIN. At the beginning our drains still consisted of asbestos cement. Read more about ... on...
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1970
1970: Polymer Concrete This year marks the turn of an era for ACO. The success of selling concrete products enabled ACO to start experimenting with new materials: polymer concrete was born and now found its way into ACOs first serial production...
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2000
2000: Acquisition of Passavant A huge milestone in ACOs history. In 2000, the ACO Group acquired the Passavant drainage and separator technology segments, and therefore inherited the major legacy of the Aarbergen factory. Today, ACO Passavant...
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1995
1995: Three legs 1995 ACOs product portfolio starts to split up into very customer centric ones. The agricultural company Durotec is founded, as well as the environmental engineering company Protecto and the stainless steel company Inotec. With...
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1990s
1990s: ACO breaking ground in the northern and eastern hemisphere Hans-Julius Ahlmann pushed the internationalisation of ACO during the 90s. ACO went down under and settled down in Australia/Emu Plains. Also many of the Nordic Countries and East...
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1997
1997: New material Cast Iron With the acquisition of the company AWK in Kaiserslautern ACO gains tremendous potential and know how in cast iron and continuous casting. Both open up a broad field of new fields of sale and activity. See the history...
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1994
1994: New material Stainless Steel With the acquisition of the company Agrozet in Prybislav ACO is gaining tremendous know-how in stainless steel production. The new material will mark a mile stone in the portfolio strategy of ACO. See the...
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2005
2005: New material Plastic Start of the plastic production in Rendsburg. Opening up a huge field of possibilities. Read more about... on history.aco
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2021
ACO celebrates 75 years This honoary certificare was awarded to ACO in 2021 for 75 years of being a leading company in the country.