Our team has more than 250+ years of combined experience in the membrane industry

Dr. ir Patrick de Wit
Managing Director
Patrick has a PhD in inorganic membranes and worked on various topics, ranging from membrane manufacturing, upscaling to membrane process development.

Ir. Heleen Sombekke
Business developer
Heleen brings 20 years of water technology experience to the table and is our business developer working on new projects

Ir. Harmen Zwijnenberg
Senior researcher
Harmen has more than 20 years experience as a membrane researcher, with special expertise in electro-driven membrane processes and filtration of organic solvents.

Dr. Oguz Karvan
Senior Researcher
Oguz (PhD) is an experienced membrane researcher and works on the development of hollow fiber gas separation membranes

Dr. ir. Paulina Sosa Fernandez
Researcher
Paulina holds a PhD in electro-driven membrane processes and works on liquid filtration projects.

Dr. Wouter Nielen
Researcher
Wouter is a researcher with a background in chemistry and membrane fabrication, and currently works on the development of novel membrane materials.

Janieke Blom, BSc
Research assistant
Janieke is an experienced research assistant who works on the development and characterization of novel hollow fiber membranes.

Ing. Herman Teunis
Senior Research assistant
Herman is one of the most experienced research assistant at EMI and has been in the membrane research for more than 35 years. His expertise is hollow fiber membrane spinning.

Youri Oude Luttikhuis, BSc
Research assistant
Youri is an experienced research assistant. His expertise is development of novel polymer materials for hollow fiber gas separation membranes

dr. Kristianne Tempelman
Researcher
Kristianne hold a PhD on the swelling behavior of thin films from the University of Twente. She focuses on the manufacturing and analysis of hollow fiber TFC membranes

Rick van Lin, BSc
Senior Research assistant
Rick is an experienced research engineer and is responsible for building new pilot setups and piloting work.

Kyra van Dijk, BSc
Senior Research assistant
Kyra is an experienced research assistant and works on the development of novel hollow fiber membranes for liquid filtration.

Ilse Pierik, MSc
Senior Research Assistant
Ilse is an experienced research assistant, het key focus is on membrane and potting development.

Jurjen Regenspurg, MSc
Researcher
Jurjen is finishing his PhD in Layer-by-Layer modifications of hollow fibers and is an expert on coating technologies.

Marco Willems, Bsc
Research Assistant
Marco brings knowledge on industrial scale membrane production, module making and membrane characterization.

Ameya Krishna B, PhD
Researcher
Ameya holds a PhD in membrane manufacturing using sustainable materials. Before joining EMI, he worked as a researcher on biomass upscaling

Annet Molewijk
Secretary
Annet is a very experienced secretary and takes care of most of the administrative work of EMI Twente