Jelle is an experienced Process Water Specialist with 30 years of expertise in distillation, gas processing and water treatment. He focuses on knowledge-sharing, lecturing, mentorship, and a supportive work environment that strengthens team connections and collective success.

Next to the above-mentioned expertise, he was the Subject Matter Expert for Crude Oil Desalters and Sour Water Strippers. He was also specialized in Ionic Modelling for various processes.

Jelle has mainly worked from Shell’s Technology Centre in the Netherlands, supporting Downstream and Midstream Processes but has also worked as a technologist at Shell’s former refinery in Denmark.

In March 2025 Jelle left Shell and has joined Petrogenium as Principal Consultant in October 2025.