Leadership Team

Meet our leadership team from FeyeCon!


FeyeCon’s management team compromises expertise with over 35 years on different technological areas such as physics, chemical engineering, process engineering and commercialization of technologies. This broad expertise and knowledge has been utilized to apply technology and science to different industries and has placed FeyeCon as one of the leader on Carbon Dioxide Technology.


Geert Woerlee

Founder / Ceo

Geert Woerlee is founder and CEO of the FeyeCon group and holds a master's degree in physics and a PhD in applied sciences. He developed the FeyeCon group from a personal activity into an expanding company. During his academic years, he developed influential CO₂ technology which is now part of the propriety platform technology for FeyeCon and its multiple spin off companies and many implementation with our clients. Geert Woerlee is the schoolbook example of an entrepreneur; not suitable for anything else. He has an impressive track record, collaborating with multinationals and individuals alike. He is not only founder and CEO of FeyeCon, but is founder of DyeCoo, Tispa Medical and Echo Pharmaceuticals. These are all examples of FeyeCon’s processes and products brought to the market.

Daniela Trambitas


Daniela obtained her PhD from the Romanian Academy, Institute of Physical Chemistry “I.G.Murgulescu”. After a postdoctoral fellowship in Laboratory for Process Equipment at Delft University of Technology, she joined FeyeCon in 2006 as project leader. Since then she has been involved in several projects for (inter)national clients, aiming to develop new products or to improve the products quality. She was appointed as team manager of Base Technology in 2008 and in 2012 Manager of Key Assets team. In September 2015, she was appointed as manager of the Special Project team. This team is focused on scouting and developing new applications of CO2 technologies. For inquiries related to the development of cosmetic products, tolling services or other new unforeseen applications for CO2 technologies, please contact: daniela.trambitas@feyecon.com.



After obtaining his PhD in Chemical Technology, Dr. Gerard Hofland joined FeyeCon in 2001. He specializes in a range of CO₂ processes, including particle formation, encapsulation and protein stabilization. Dr. Hofland´s research has led to eight patents so far and he has authored and co-authored over 20 publications. Working at FeyeCon from the early days, he is a treasured source of information and has been involved in the main part of FeyeCon’s research and development.

Ian Spoelstra


Ian joined FeyeCon in 2011 and is our jack of all trades, having experience in as many industries as he is old… As Commercial Manager, Ian is involved in all aspects of commerce using his non-technical view as an asset to translate FeyeCon’s work into business opportunities. He assists our technical staff in spotting those opportunities and making them become reality. Most importantly, Ian connects with commercial parties to make sure FeyeCon’s products and processes are implemented.

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