History of the
KF Group
2025
Acquisition of gross ELAN GmbH, specialising in the planning, design, production, installation and commissioning of electrotechnical switchgear for drinking water and wastewater treatment.
2024
Acquisition of ARGUS Umweltbiotechnologie GmbH, specialist in the investigation and remediation of contaminated soils and groundwater, NEUTRALOX® Umwelttechnik GmbH, a company for odor and exhaust air treatment in sewage treatment plants using photoionization, and WBH Water GmbH, a specialist company for the construction of plants in the drinking and wastewater sector for the fields of mechanical or process engineering and electrical engineering.
2023
Equity investment in RomotionCam GmbH, a Berlin-based company in the renewable energy sector. Equity investment in the French company Fonto de vivo.
Acquisition of the Berlin company Kobert&Partner GmbH (operating in the fields of contaminated site and groundwater remediation).
2021
Bremer pro aqua Wasser- u. Abwassertechnik GmbH becomes part of the KF Group. Learn more.
Foundation of Harbauer Kenya LTD, specialising in fluoride removal from water, as a 100% subsidiary of Harbauer GmbH
2019
Acquisition of NAIS Wasseraufbereitungs GmbH from Augsburg, present in the fields of water treatment, water recovery and wastewater treatment.
2018
uviblox GmbH, from the exhaust air purification sector, becomes a 100% subsidiary of Harbauer GmbH.
Foundation of Harbauer Do Brasil - Tecnologias Ambientais Ltda., from the sectors of contaminated site remediation, water, soil and air treatment as well as process water, as a 100% subsidiary of Harbauer GmbH.
2017
The companies WEIL Wasseraufbereitung GmbH and ROWA Aquaristik GmbH from Osnabrück become part of the KF Group. Equity participation in GEH Wasserchemie GmbH.
2015
Closure of Gebrüder Kemmer GmbH.
2013/2014
Acquisition of the drilling company Daugs and Schüler, which are now united as Daugs-Schüler GmbH.
2004
Spin-off of Kemmer Engineering GmbH from the explosive ordnance disposal division of Gebrüder Kemmer GmbH.
2003
Foundation of Harbauer India pvt. LTD as a 100% subsidiary of Harbauer GmbH as a follow-up to a development project in India.
2002
Reacquisition of Gebrüder Kemmer GmbH together with Harbauer GmbH and gbav Gesellschaft für Boden- und Abfallverwertung mbH by the Kemmer/Fischer family from the insolvency estate of Philipp Holzmann AG.
1989
Sale of the two companies to Philipp Holzmann AG.
1973
Acquisition of Harbauer GmbH, which deals with remediation of contaminated sites and water treatment.
1948
Foundation of Gebrüder Kemmer GmbH as a transport company. The company successively expands its range of services to include special underground engineering, hydraulic engineering, explosive ordnance disposal and environmental technologies.