History Timeline

As a family business rooted in the German Weserbergland region, personal contact with our customers is our top priority. We are characterised by reliability, quality, and commitment.

1979

Foundation

OKO-tech GmbH & Co. KG was founded as a mechanical engineering company
1988

Wastewater Treatment

Start of the wastewater treatment division
Patent application for a mobile oil-water separator with type approval
2010

OKO-cpa 4.0

Installation of the first physico-chemical WWTP based on the modular system OKO-cpa 4.0
2014

EU Seal of Excellence

Award for resource-conserving and energy-efficient wastewater treatment concepts
2016

OKO-tech Umweltservice GmbH

Spin-off of the “Services for oil-water separators and grease separator, wastewater lifting systems and backflow protection” division and foundation of OKO-tech Umweltservice GmbH
2017

New generation of the OKO-aquaclean flotation systems

Start of the new generation of the OKO-aquaclean flotation systems „One-7-system“
2021

Removal of Microplastics

Successful completion of the development of a process for separating microplastics from wastewater