Meet the team

ΤΤΜ is a spin-off of Wageningen University and is based in the city of Wageningen, the Netherlands.

Dimitris Karefyllakis


Co-founder & CEO

TTM’s founder, dr Dimitris Karefyllakis, has conducted his doctorate in Wageningen University during which, he realized that natural fat droplets from plants have similar properties to milk fat. Since the beginning of TTM, he received several trainings and participated in incubators and accelerators in order to boost his competences portfolio. Full of innovative ideas and enthusiasm about the new adventure, the travel through space and time with the Time Travelling Milkman.

Saskia Tersteeg


Co-founder & Lead Scientist

Saskia Tersteeg is disciplined and always capable to grow by continuous self-reflection. With her ingenuity and creativity she likes to be part of a team and solve problems. She enjoys the little things in life, but at the same time always tries to dream big. She joined our team since August 2020 as product developer after finishing her Master studies Food Technology at Wageningen University. The specialisation Sustainable Food Process Engineering in her Master helped her to gain more knowledge on improveing existing processes and designing new processign routes.

Costas Nikiforidis


Co-founder & scientific advisor

Associate Professor Costas Nikiforidis is leading several research projects in Wageningen University that are funded by public/private consortia. Costas is a world renown expert on lipid and protein science. His team has published several highly cited papers on the properties of Oleosomes and even organized the 1st International Conference on Oleosomes.

Eleftheria Athanasiadi


Application Specialist

Eleftheria Athanasiadi is organized and consistent and can easily adapt to changing conditions. Her high level of personal motivation helps her to accomplish her goals and to continuously developing herself. She joined our team in October 2021 as an assistant researcher/product developer after finishing her MSc in Food Technology at Wageningen University. With the specialization Food Ingredient Functionality and Product Design, her interest in the research and development of new ingredients was generated to her and she gained more knowledge on the functionality of the different ingredients in food matrices.

George Nikiforidis


Financial advisor

George Nikiforidis is a Finance executive with a significant breadth of experience. He has built strong business acumen resulting from the demanding roles in multinational companies mainly in the Consumer Goods sector. Recently, he moved to a private equity fund as a CFO. He is able to oversee all aspects of operations management with financial planning & strategy being his strong competences.