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Our Team

We love to create

Palo has a high performance and enthusiastic team of business analysts, data engineers,software engineers,developers and researchers. Any product or service is only as good as the people behind it. We tackle complex business issues and engineer simplicity. Our team consists of amazing people, working collaboratively to provide a dependable and exemplary service to our customers.

Palo Team

Panayiotis Tsantilas

Founder & CEO

Panayiotis co-founded Palo in 2008. Previously, he had worked for over 25 years in top management positions in various national and international technology/services companies. He holds an MSc. in IT from Glasgow University and a BSc in Physics from the University of Patras. He is passionate about technology and the fields of Big Data and machine learning and has established Palo as the lead innovator in Greece in Content Aggregation, Clustering of news, NER, Sentiment Analysis, as well as Aspect Mining.

Katerina Vorria

Account Director

Passionate digital marketing consultant with 10+ years of experience. Skilled in transforming consumers’ insights to effective communication strategies. With a marketing research background that has fostered a partnership between an analytical mindset with critical thinking and a creative mind. Became a partner of choice for Greek and multinational companies; successfully balancing tight budgets with high-level KPIs.

Marina Grapsa

Consumer Insights Director

Marina holds a MSc in Operational Research & Management Science and a BSc in Marketing Management. Marina has worked in the analytics and the market research industry for the last 10 years. For the last 4 years she has been specialised in research methodologies and solutions on Media and Digital Media and on the Social Media Analysis and Insights.

Theodoros Tsasitalidis

Staff Software Engineer

Theodoros holds a Master’s degree in Techno-Economic Systems from the National Technical University of Athens and a graduate of the Department of Electrical and Computer Engineering of the Aristotle University of Thessaloniki. He has many years of experience in the analysis, design and implementation of information systems in various fields. He has worked in the private sector, in startups and large companies of Greek interests.

Konstantinos Korovesis

Senior Data Scientist

Konstantinos Korovesis holds an MSc and a BSc in Computer Science. Konstantinos is a senior Data Scientist with experience in Natural Language Processing, Machine Learning and Artificial Intelligence, designing and developing state-of-the-art and production level models for the industry of Social Intelligence..

Danai Bambali

Senior Media Analyst

Dynamic and motivated Marketing Professional with 5+ years of experience as a marketing data analyst at data science companies and a PR agency. Strong expertise in quantitative and qualitative market analysis, identifying key market statistics, interpreting findings, and helping marketing managers understand the numbers behind their marketing strategies. Performance Marketing
experience as a freelancer, including Facebook, Instagram and Google advertising with certificate on Google Ads.

Stefanos Raptis

Data Visualization Expert

As a BSc graduate of the department of Informatics and Telematics at Harokopio University of Athens, Stefanos is currently engaged in developing Business Intelligence dashboard designs, back-end dashboard engineering and visualization automation. Interested in data science, business intelligence and statistics.

Simos Kapsalis

Full Stack Developer

Simos is a Computer, Communications and Networks technician with experience in IT applications programming. He has worked in IT companies as Back-End and Ful-Stack developer, while his areas of interest are expand on Network Safety issues.

Xenia Saratsioti

Client Service Executive / Media Analyst

Xenia is currently a senior postgraduate student at the Faculty Communication and Media Studies. joined at the program Politics in the era of the Internet, of the National and Kapodistrian University of Athens. She obtained her Diploma in Architecture at Patras University, focused in Spatial Planning and Cartography. Her main research interests focus on new technology, on research of apply of the GIS and the political communication.

Alexandra Zoumpataiou

Media Analyst

Alexandra is a graduate of Metropolitan College, Media Production – Journalism. For the past three years she has been working as a news editor and data analyst. She is particularly interested in cultural and political projects.

Petros Bougas

Data Analyst

Petros holds a BSc in Management Science & Technology from Athens University of Economics & Business. He specializes in Data Analysis and Visualizations using Business Intelligence Tools, while always strives to locate patterns behind data in order to provide useful insights. Petros is an invaluable part of Palo Data Analytics Team since 2019.

Nikolaos D.A. Arvanites

Content Director

Nikos is a combating journalist and an acknowledged expert in the field of international relations in the region of Balkans since 1994.

Anna Panayiotidou

Content Supervisor, Turkey

Anna has worked in the media industry for more than 10 years and she has also been a partner of the Athens News Agency in Turkey.

Nicholas Gerolymos

Financial Director

Nicholas is an experienced financial professional. He has worked as financial controller and auditor for companies in different business sectors, for over 20 years. He holds a Master’s degree in International Accounting and Financial Management from the University of Glasgow and a BA in Accounting and Financial Management from the Athens University of Economics and Business.

Marko Bulatovic

Business Development, Serbia

Marko has more than 10 years of experience working in the field of Sales and Business Development for companies in the auto industry, finance, marketing and online media sectors. 

Mihaela Balauru

Mihaela has a long experience in Account and Project management, working with some of the top Media groups and Brands since 2001.

Board of Advisors

Dimitris Vassiliadis

Strategy/Growth Advisor

Dimitris is an executive leader with rich experience in business development, product development, program and open innovation management and strategic planning. He is experienced in leading multi-disciplinary teams within a spectrum of diverse activities (business and product development, innovation management, marketing, program delivery). He has rich experience of the data-value chains across sectors including banking, fin-tech, security, tourism, wellness and healthcare thanks his constant presence in large scale open and grassroots innovation programs all over Europe. He has a solid technology background, a deep understanding of the state-of-the-art and substantial business case development experience for solutions working with Machine Learning, Artificial Intelligence, Blockchain. Using technology to improve people’s lives and proud co-founder of GivingStreets, a non-profit enterprise working to bridge the cashless divide, using blockchain and mainstream tech. He is a father, start-up mentor, entrepreneur, lifelong learner.

Iraklis Varlamis

Technology Mentor

Iraklis is an Assistant Professor in Data Management at the Department of Informatics and Telematics of Harokopio University of Athens. He holds a PhD in Computer Science from Athens University of Economics and Business. His research field of data management and mining is strongly connected to the needs of palo. He provides palo with valuable consultations concerning web document clustering, the use of semantics in web link analysis and web usage mining and personalization. More information can be found at

John Georgoulas

International Business Development

John has more than 12 years of experience in strategic planning, branding, public and government relations in Greece and Cyprus. He holds a BSc in Business Information Systems from UCLAN, a Post Graduate Diploma in Business Administration from Kingston University and a Diploma of Higher Education in Computer Sciences from Portsmouth University.

Damianos Chatziantoniou

Big Data Analytics Advisor

Damianos is currently an Associate Professor at Athens University of Economics and Business (AUEB) in the Department of Management Science and Technology and Director of AUEB’s Masters program in Business Analytics and Big Data. Besides that, Damianos has been involved in several technology start-up companies including Panakea Software Inc. (founder, 1998), based in New York City, developed and marketed BI technology to make certain analytics (ad-hoc OLAP) and Aster Data Systems, a pioneer in big data.

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