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Firmengeschichte
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Company History - Milestones
1988
21.12.1988 Foundation of CUSS Chriwa Environmental Systems and Service GmbH to develop a new production range: Biological waste water treatment plants and plants for remediation of soil or ground water.
1991
Construction and operation of a plant for remediation of polluted ground water with 10 extraction wells at a contaminated military site (former munitions factory). Several years of operation of the plant by CUSS (full service contract).
1992
Construction and operation of a plant for polluted ground water remediation (50 m³/h) at a German car factory. Several years of operation of the plant by CUSS.
1994
Development of an own computerized process visualization/electronic PLC controlsystems and our SCADA (System Control and Data Acquisition) system.
1995
Construction of the first fully biological waste water treatment plant in the soft drink industry in Romania. Complex construction buildings due to earthquake area.
1997
Construction of the tenth waste water treatment plant in the soft drink industry in Kiev for 3,000 m³ / day with discharge into a river. BOD discharge level <3 mg/l.
2003
Construction of the first combined anaerobic/aerobic wastewater treatment plant for a brewery in Rostov/Russian Federation
2008
Due to the rapid expansion of the CUSS team, a move into an own office building in Hambühren, Hehlenbruchweg was necessary.
2008/2009
To control the development of the CHRIWA group of companies a parent holding company has been founded. Every day approx. 200 employees are contributing directly or indirectly to the success and reputation of Chriwa and CUSS products, now.
2011
Foundation of branches in Russia and Ukraine to process and support the local large-scale projects.