Meet our team and join us




Board of Partners

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Dimitris Messinis

Mindspace Founder & CEO

Besides starting and leading Mindspace, Dimitris is currently a Postdoctoral Fellow at Philip Morris R&D. He has worked as data scientist at the U.S. Food & Drug Administration in Washington DC and at the biotech startup Protavio.

He is an International Visitor Leadership Program (IVLP) alumnus of the U.S. Department of State. He has a PhD in Systems Pharmacology and a diploma in Mechanical Engineering (NTUA).

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Michalis Tsarbopoulos

Chief Digital Officer at Eurobank

Michalis has been with Eurobank for the last 12 years, and has served in several important functions within Eurobank Group, as Head of Institutional Transaction Services, and also as Head of Strategic Planning in Wholesale Banking. Prior to joining Eurobank he served as Manager, Strategic Initiatives at HSBC plc Greece, and as a Management Consultant at the Boston Consulting Group. He holds an MBA from the Simon School of Business of the University of Rochester, and a Diploma in Electrical and Computer Engineering from the National Technical University of Athens.


Apostolos Apostolakis

Partner at VentureFriends


Apostolos is a founding partner at VentureFriends, a European VC investing at seed stage in tech companies. He is also Co-founder of, (sold to Delivery hero is 2015), and doctoranytime. He is investor and board member in (sold to Daimler in 2017) He is investor in 30+ startups.


Marina Hatsopoulos

Entrepreneur & Investor

Marina Hatsopoulos is an entrepreneur and angel investor. She is Chairperson of the Board and investor in Levitronix Technologies, the worldwide leader in magnetically levitated bearingless motor technology. She is a Director of Cynosure Inc., a $300 million leader in laser aesthetics. Ms. Hatsopoulos was the Founding CEO in Z Corporation (3D printing) from 1994 through its successful sale in 2005. She holds a B.A. from Brown University and an M.S. from MIT.

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Katerina Pramatari

Partner at UniFund

Associate Professor at AUEB

Katerina is the founder of two technology start-ups and of a leading University accelerator. Katerina is Associate Professor at the Athens University of Economics and Business (AUEB) and scientific coordinator of the ELTRUN-SCORE research group. She is among the top European experts/academics in the fields of Internet-of-Things, retail and business analytics. She has worked for Procter & Gamble. She holds a BSc in Informatics and MSc in Information Systems from AUEB, and a PhD in Information Systems and Supply Chain Management also from AUEB.

Leadership Team

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Mary Markaki

Business Development Manager

Before joining Mindspace, Mary has been a Team Leader and a Senior Business Development Manager for three years in one of the most successful Greek tech startups, Workable. Prior to that, she was abroad working in a consulting company as a Project Manager Associate. While becoming very familiar with the entrepreneurship scene in Berlin, she got a full EU funded scholarship for her startup idea “NutriCons” combining her academic background and her exposure to the upcoming “Digital age”. She is also a Senior Fellow in Humanity In Action global NPO and a marathon athlete.

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Effie Saplingidou

Communications Manager

Effie works as a Digital Marketer since 2016. She has worked for a couple of Digital Agencies, based in Athens. She is currently Digital Account Manager in Amplifyd, an agency specialized in Digital Marketing Acquisition Strategy.
Mindspace, for Effie is like getting back to her roots, because it was her «kickoff” in Marketing, back in 2015.

Chapter Leaders

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George Koureas

Athens, Greece

George is a Mechanical Engineer. During his studies and after his graduation he has worked on multiple and diverse areas of Engineering including Aerospace and Bioengineering, specializing in Composite Materials, 3D Design and FEA simulations. He has been volunteering at Mindspace since 2017, starting from the Communications team.

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Georgios Chatzis

Thessaloniki, Greece

George is an undergraduate Electrical and Computer Engineering student in Thessaloniki (AUTh). He has been part of a team trying to modernize Greek universities, via the use of an online assistant for both students and visitors, and he has also been member in a project aiming to educate children how to recycle while playing a form of arcade games. Currently, he is writing his Thesis on “Domestic Natural Gas Consumption Minimization with the use of AI”

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Giannis Voulgaris

Xanthi, Greece

Giannis Voulgaris is an undergraduate student at the department of Production and Management Engineering, University of Thrace. He also has a certification on project management for development by Inter-American bank and he is getting some experience in the tourism field working for a tourism startup.

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Natasha Skenderova

Skopje, North Macedonia

Natasha is a Mechanical Engineer, at the moment enrolled into the "Energy: Economics, Strategy and Law" master program at the University of Piraeus. She has worked and volunteered into various industries and as of 2019 is a part of Mindspace's team. Currently, she is working on her master thesis on "The effects of reforming refineries in Europe through a GCAM model".

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Joanna Goublia

Patras, Greece

Ioanna Goublia is an undergraduate student at the Department of Electrical and Computer Engineering at the University of Patras. Besides being involved with Mindspace since 2017, she has been involved with 3D Design and she is interested in the use of programming in IoT application development. She has also participated in programs aimed to understand the culture of several entrepreneurship ecosystems and developing partnerships with them in France, Italy and Cyprus.

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Marios Magioladitis

Corfu, Greece

Marios Magioladitis is a mathematician and phD candidate in data security. He has a BSc. in Mathematics and a MSc. in Mathematics Foundations of Computers and Applications from the Department of Mathematics of the University of Crete. He worked as a scientific fellow at the Universities of Duisburg-Essen and Oldenburg in Germany. He currently works at the Corfu Tech Lab (American Space) where he organises STEM workshops. In 2016, he received a Wikimedia Foundation grant and in 2018 an IP - American Spaces Project Grant for organising IT workshops.

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Katerina Nikolovska

Bitola, North Macedonia

Katerina has studied law at the Macedonian and European Law system at St. Kliment Ohridski University. She is currently a graduate student at the Faculty of Law Iustinianus Primus Ss. Cyril and Methodius University. She has worked as an office administrator in a geodetic company and a real estate agency. Since 2018, she is also working as an HR administrator. She joined Mindspace in 2019.

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Cvetanka Ristova

Stip, North Macedonia

Cvetanka is working as University Teaching Assistant at the Faculty of tourism and business logistics at Goce Delcev University of Stip in North Macedonia. Prior to joining the Faculty, she was working in the hospitality industry. She is a PhD candidate with research interests centered around digitalization in hospitality and consumer behavior in tourism and hospitality. Cvetanka has participated in numerous seminars, conferences and symposiums as panel and plenary speaker aimed to discuss and understand the development of tourism, current trends and competitiveness of a tourist destination.

Mindspace Advisors

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Ilias Vartholomaios

Advisor for People & Culture

Ilias Vartholomaios is the CEO & Co-Founder of Owiwi, a talent assessment platform that measures soft skills through a game-based assessment tool; with the mission to help companies hire the best talent. Having obtained certifications in Gamification, Neuroscience, Digital & Data-Driven Marketing   Ilias also possesses a solid understanding of the science behind game-play and the psychological merits of this immersive virtual environment. 


Vassilis Papakonstantinou

Advisor for Business Development

Developing innovative technology @Mobiltron, engaging tech entrepreneurs @MITEGreece, advising @EugenidesFoundation, sitting on the boards of @Fasmatech,@ViorylSA and @METIScybertech, partner @Sylipsis, making things, connecting ideas


Kamila Sidor

Advisor for Public Relations

Kamila Sidor is a social entrepreneur and public speaking teacher. In 2011, she co-founded Geek Girls Carrots which executed technology projects for women in 31 cities in 17 countries all over the world. For a few years she worked in a large bank and a VC fund. In 2017 she participated in a prestigious American program for social leaders - IVLP. In 2014 she was listed on the "New Europe 100" - a list of innovation leaders in Central-Eastern Europe. Since 2018 she lives in Berlin where she runs workshops on public speaking and mindfulness.