International senior process engineer representing WEHRLE with > 25 years of experience for full scale treatment of highly contaminated waste water with focus on leachate treatment - providing consulting, feasibility studies, customized solutions, conceptional design, detailed design, turn key solutions up to long term BOT- contracts Former Director for Operation / Service / After Sale providing high level services to > 100 multinational clients in an international European service organization – incl. > 25 leachate treatment plants in long term Full– Service- contracts containing processes Membrane Bio Reactors (BIOMEMBRAT®), Nanofiltration, Reverse Osmosis, Granular Activated Carbon (GAC), Ozonisation, Vacuum Evaporation etc. Active member of ISWA Working group landfill since 2016 Speaker for WEHRLE on international waste conferences Various international publications with focus on leachate treatment.