Mentors & Speakers – 4th Idea Platform

Daphne Tsevreni
Co-founder & CFO - Clio Muse Tours

Daphne is the Co-founder & CFO of Clio Muse Tours, an integrated platform for creating and sharing engaging audio tours for top attractions & city walks around the world.

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Daphne Tsevreni
Co-founder & CFO - Clio Muse Tours
Elena Dede
Co-Founder & CEO - Woof Together

Elena is the Co-Founder and CEO of Woof Together, a startup company setting the standards in pet-friendly hospitality. She has consulted more than 300 hotels in Greece on their pet-friendly profile, suggesting high quality products.

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Elena Dede
Co-Founder & CEO - Woof Together
Kanella-Psychogiou
Kanella Psychogiou
Senior Campaign Manager - Onassis Group

Kanella Psychogiou is a Senior Campaign Manager at the Onassis Group, being a member of the Onassis Communication and Content team since 2017.

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Kanella Psychogiou
Senior Campaign Manager - Onassis Group
Savvas Georgiou
Savvas Georgiou
Co-Founder & Product Director - Welcome Pickups

Savvas has worked in startup companies since 2009, starting from the incubator of Facebook Fund in Palo Alto. He was the CTO of the Daily Secret team, while earlier he was the CTO in Liberis Publications.

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Savvas Georgiou
Co-Founder & Product Director - Welcome Pickups
Nektarios Sylligardakis
Nektarios Sylligardakis
Co-Founder & Chief Product Officer - Zoottle

Nektarios' background in teaching electronics serves him well in developing but also in information architecture. He always thinks as a teacher who wants the information to be well digested.

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Nektarios Sylligardakis
Co-Founder & Chief Product Officer - Zoottle
Anthony Milonas
Anthony Milonas
Director of Technology Solutions - Programize

Anthony is a passionate technologist with 20 years of experience in transforming ideas to innovative products. He has studied Electrical and Computer Engineering in the NTUA.

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Anthony Milonas
Director of Technology Solutions - Programize
Spyros Arsenis
Spyros Arsenis
Head of Innovative Entrepreneurship Development - NBG Business Seeds

Dr. Spyros Arsenis is the Head of Innovative Entrepreneurship Development of the NBG Business Seeds program and the initial Coordinator of the act4Greece crowdfunding platform. He's a member of the advisory boards of Uni.fund, Metavallon, Big Pi and OK!Thess.

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Spyros Arsenis
Head of Innovative Entrepreneurship Development - NBG Business Seeds
George Nikolaou
SME’s Business Banking Supervisor - NBG

In his current position as “SME’s Business Banking Supervisor” at NBG Moschato’s branch, Mr Nikolaou is helping firms meet their funding goals and grow their business, by using the right banking and financial tools.

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George Nikolaou
SME’s Business Banking Supervisor - NBG
Antonis Chalkiopoulos
Antonis Chalkiopoulos
Co-Founder & CEO - Triparound

Antonis is the Co-Founder & CEO of Triparound, a travel tech company with a mission of bringing travel planning into the future through a holistic ecosystem of products and services.

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Antonis Chalkiopoulos
Co-Founder & CEO - Triparound
Christos Spatharakis
Christos Spatharakis
Co-Founder & CEO - Ferryhopper

Christos is the Co-founder & CEO of Ferryhopper, an online ferry booking platform that revolutionizes they way people travel by ferry. He holds a Master's Degree in Integrated Circuit Design from Imperial College London.

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Christos Spatharakis
Co-Founder & CEO - Ferryhopper
Joanna Psomopoulou
Head Of Business Operations - Workathlon

Joanna Psomopoulou is a Strategy Designer, specialized in the hospitality sector. She started her career in 2010, at the Hotel Grande Bretagne & King George holding positions at Public Relations & Marketing departments aiming to promote both hotels in the Greek Market.

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Joanna Psomopoulou
Head Of Business Operations - Workathlon
Maria Mavrogeni
Maria Mavrogeni
Director Market Management - Expedia Group

Maria has an expertise on Digital Marketing Strategy. In this role, Maria is focused on developing the digital strategy of Athens International Airport and delivering new digital products and services.

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Maria Mavrogeni
Director Market Management - Expedia Group
Βασιλική Μαυροκέφαλου
Vassiliki Mavrokefalou
Director Market Management - Expedia Group

Vassiliki is responsible at Expedia Group for leading the market management team for Greece, Cyprus and East Adriatic. She's an expert in driving and improving businesses’ performance of hoteliers.

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Vassiliki Mavrokefalou
Director Market Management - Expedia Group
Heracles-Papatheodorou
Heracles Papatheodorou
Digital & Innovation Coordinator - Onassis Stegi

Heracles Papatheodorou coordinates public programmes on digital arts and innovation at Onassis Stegi, in Athens.

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Heracles Papatheodorou
Digital & Innovation Coordinator - Onassis Stegi
Apostolos Paradellis
Apostolos Paradelis
Senior Analytical Consultant - Google Greece, Bulgaria, Cyprus & Malta

Apostolos is the Senior Analytical Lead of the Google Ads sales team supporting export-oriented clients in either the Travel or Technology sector in Greece, Bulgaria, Cyprus, & Malta.

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Apostolos Paradelis
Senior Analytical Consultant - Google Greece, Bulgaria, Cyprus & Malta
Prodromos-Tsiavos
Prodromos Tsiavos
Head of Digital & Innovation - Onassis Group

Prodromos is the Head of Digital Development and Innovation at the Onassis Group and a Senior Research Fellow at The Media Institute/ UCL.

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Prodromos Tsiavos
Head of Digital & Innovation - Onassis Group
Yannis Nikolopoulos
Yiannis Nikolopoulos
Co-founder & CEO - ClioMuse

Yannis is the Co-founder & CEO of Clio Muse Tours. Since 2015, he also offers his expertise on various fields as the Vice President of Orange Grove in Greece to fight youth unemployment and brain drain.

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Yiannis Nikolopoulos
Co-founder & CEO - ClioMuse
Christos Erois
Christos Erois
Principal Account Manager - Google Greece, Bulgaria, Cyprus & Malta

Christos Erois is the Principal Account Manager of the Google Ads sales team for the Travel vertical of Google in CEE-S.

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Christos Erois
Principal Account Manager - Google Greece, Bulgaria, Cyprus & Malta
Ioanna Papadopoulou
Ioanna Papadopoulou
Director, Communications & Marketing - AIA

As of October 2009, Ioanna is the Director for Communications & Marketing at Athens International Airport. She started her career with the Hellenic Civil Aviation Authority.

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Ioanna Papadopoulou
Director, Communications & Marketing - AIA
Ioulia Douramani Efthymiadi
Ioulia Douramani Efthymiadi
Director Market Management - Expedia Group

During Ioulia's 10 years of experience in the online travel industry, her span of action ranged from growing new markets to managing large portfolios of both key and smaller partners.

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Ioulia Douramani Efthymiadi
Director Market Management - Expedia Group
Stefanos Vasdekis
Stefanos Vasdekis
Co-Founder - Travelmyth

Stefanos is a serial internet entrepreneur since his first year as a Civil Engineering student at NTUA, back in 1998.

Stefanos Vasdekis
Stefanos Vasdekis
Co-Founder - Travelmyth
John Nousis
Co-Founder - Travelmyth

John is an entrepreneur-first technology lover. Since his childhood he always wanted to push the limits of what's possible to create using the latest tech of each time.

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John Nousis
Co-Founder - Travelmyth
Konstantinos Gogos
Digital & Innovation Management - AIA

Konstantinos is an ex-startupper with a strong digital and tech understanding. He is currently a team member of the digital and innovation function of Athens International Airport.

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Konstantinos Gogos
Digital & Innovation Management - AIA
Tassos Kinalis
Τassos Kinalis
Area Manager - Expedia Group

After completing an unparalleled 14-year journey in the hospitality industry and having worked in the sales departments of several Greek and multinational hotel units, Tassos decided in 2012 to take the step and move into the field of online business.

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Τassos Kinalis
Area Manager - Expedia Group
Ioanna Trachana
Ioanna Trachana
Digital & Innovation Management - AIA

Ioanna Trachana is an expert in designing and executing digital strategies. She has been with Athens International Airport since 2016, at the IT&T Business Unit part of the new digital and innovation team.

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Ioanna Trachana
Digital & Innovation Management - AIA
Alexandros Trimis
Alex Trimis
CEO & Co-Founder - Welcome Pickups

Alex is the Founder and CEO of Welcome, a travel product that offers the most friendly and informative pickups, as well as access to in-destination travel products, services, tours and local knowledge during a trip.

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Alex Trimis
CEO & Co-Founder - Welcome Pickups
Katerina Petropoulou
Katerina Petropoulou
Founder & Managing Director - Hotelising

Katerina Petropoulou is the Founder & Managing Director of Hotelising, a hotel sales management company, based in Athens. She conceptualized and launched Hotelising in 2012 at a time when hotel sales departments were operating in-house only.

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Katerina Petropoulou
Founder & Managing Director - Hotelising
Dionysis Chatzis
Dionysis Chatzis
Industry Manager of the Google Ads sales team for the Travel vertical of Greece, Bulgaria, Cyprus, Malta and Adriatics

He provides strategic services for online advertising to leading companies and has been with Google for the past 7 years.

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Dionysis Chatzis
Industry Manager of the Google Ads sales team for the Travel vertical of Greece, Bulgaria, Cyprus, Malta and Adriatics
Ioannis Kostopoulos
Ioannis Kostopoulos
CEO and Co-Founder - SaMMY

Ioannis regularly participates in Hackathon events like Piraeus Maritime Hackathon, Bluegrowth Hackathon, Copernicus Hackathon, Restartup Open Innovation Quest etc. and he is being a mentor of early stage startups in Blue Growth Incubator and Orange Grove Accelerator.

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Ioannis Kostopoulos
CEO and Co-Founder - SaMMY