Mr. Kretschmann studied process engineering with strong focus on environmental technologies at the Mannheim University of Applied Sciences. In total, he has more than 10 years of working experience in the field of water reuse.

He was responsible for water management of a large automotive supplier in Mexico for several years, worked as a project manager in the field of engineering of individual plant construction at Grünbeck Wasseraufbereitung GmbH (2012 to 2016) and has now been an employee of EnviroChemie GmbH for over 5 years. At EnviroChemie, he is responsible for the process engineering of water recycling and membrane technologies in process water treatment applications.