MARIOS SINAS

✪ Chief Commercial Officer at HEURISTIC DATA ✪ Growth & Sales Excellence Hacker ✪ Business Strategist ✪ BI & AI & Digital Transformation Solutions Specialist

[MARIOS SINAS @MARIOSSINAS]

We cooked, we packed, we handed out meals — with @DeipnoAgapis. Thank you for opening your door to us.
#DeipnoAgapis #HeuristicData #GivingBack #CorporateResponsibility

[MARIOS SINAS @MARIOSSINAS]

This week the #HeuristicData Τeam is stepping away from the laptops to cook & hand out meals with #ΔείπνοΑγάπης (Deipno Agapis), in Athens.
A small contribution, a perfect way to give back!
31 August – 6 September.
#DeipnoAgapis #GivingBack

[MARIOS SINAS @MARIOSSINAS]

Seven months into 2026 (and a few days, but who's counting?) — time to hit pause! 🌞
Huge #ThankYou to our Clients, Partners & Friends who made it count.
The HeuristicData team is off Aug 10–14, back Aug 17 fully recharged.
Happy Summer, everyone!! 😎🩴🌊🍉

[MARIOS SINAS @MARIOSSINAS]

More data doesn’t create better decisions. Better signals do.

Pressure (2026) delivers a powerful data lesson:
find what matters, turn it into insight, anticipate what comes next — and act when it counts.

Data creates value only when it improves the decision.

#DataAnalytics

[MARIOS SINAS @MARIOSSINAS]

Strong innovation ecosystems grow through commitment, collaboration and shared responsibility.

Glad to contribute through Heuristic Data, exchange perspectives with fellow professionals at the @SEKEE_GR Summer Meetup, and ease into the summer spirit.

#HeuristicData #Innovation

[MARIOS SINAS @MARIOSSINAS]

Innovation, engineered. Expertise, recognised. Gold, earned. 🏆

Proud of @HeuristicData for winning Gold in Best Artificial Intelligence for the KAFKAS AI Corporate Framework.

Huge #BRAVO to Giannis Zarifis — your expertise is unparalleled!

#EnterpriseAI #AIInnovation

[MARIOS SINAS @MARIOSSINAS]

📷 Day 2 Recap | Epirus Bank Open Hackathon 2026: Full Tech Stack Mode & Deep Grinding!

[MARIOS SINAS @MARIOSSINAS]

📷 Day 1 Recap | Epirus Bank Open Hackathon 2026: From Concept to Code!

https://t.co/fQoAgNBTCU

[MARIOS SINAS @MARIOSSINAS]

Great ideas rarely arrive fully formed.

They need feedback, tension and the right questions.

That is why Mentorship matters: it helps talented teams raise the quality of their thinking and turn creativity into something useful, practical and valuable.

[MARIOS SINAS @MARIOSSINAS]

There is a beautiful kind of pressure in a hackathon.

The clock is running. Ideas evolve. Teams debate, build and adjust.

And somewhere between whiteboards, laptops and mentor conversations, people start thinking bigger, clearer and with real purpose.

[MARIOS SINAS @MARIOSSINAS]

Hackathons become powerful when ideas are challenged, sharpened and pushed closer to real-world value.

Mentors help teams ask better questions, unblock thinking and move from “interesting idea” to “this could actually work.”

That is the energy worth celebrating.

[MARIOS SINAS @MARIOSSINAS]

The #EpirusBankOpenHackathon2026 is underway in Ioannina — and the energy in the room says everything.

Teams are building, mentors are guiding, ideas are being challenged and refined.

This is where fintech innovation moves from inspiration to real-world impact.

[MARIOS SINAS @MARIOSSINAS]

Great to see Ioannis Tsapelas joining the #EpirusBankOpenHackathon2026 as a Μentor! 🚀

The best innovation starts with the right problem, the right mindset and the courage to build something useful.

Looking forward to bold fintech ideas from Ioannina.

[MARIOS SINAS @MARIOSSINAS]

Great to see Ioannis Zarifis mentoring at the #EpirusBankOpenHackathon2026! 👏

Technology creates real value when it connects with business reality, clear thinking and strong execution.

Excited to see what the teams will build in Ioannina.

[MARIOS SINAS @MARIOSSINAS]

Proud moment for #HeuristicData!🚀

Our founders are joining the Epirus Bank Open Hackathon 2026 as mentors, supporting teams as they turn fintech ideas into practical, high-impact solutions.

Innovation gets stronger when talent meets the right guidance.

[MARIOS SINAS @MARIOSSINAS]

For #HeuristicData, it was a privilege to stand alongside innovative companies like Mind The Hack, Cyclopt, Mentionlytics & WellBerry, showcasing in #MWC26 Barcelona how Greek AI & Data innovation is creating real global impact. 🇬🇷🚀
https://t.co/1qxDewbYrg

[MARIOS SINAS @MARIOSSINAS]

Proud to see #HeuristicData delivering an Advanced training on Microsoft Copilot Studio and Azure AI today at Microsoft, with a strong group of ICT executives and professionals exploring the future of enterprise copilots. 🚀
#AI #CopilotStudio #EnterpriseAI

[MARIOS SINAS @MARIOSSINAS]

Δημήτρης Παπαστεργίου: «Στηρίζουμε την εξωστρέφεια του ελληνικού οικοσυστήματος τεχνολογίας» https://t.co/3yhxYIDvLE

[MARIOS SINAS @MARIOSSINAS]

Let's meet at #MWC26! Come explore how Data & AI work together to create compounding business impact!👋✨

#MWC26 #IQEra #Barcelona #HeuristicData #AdvancedDataAnalytics #BI #AI #DigitalTransformation #FinOps

[MARIOS SINAS @MARIOSSINAS]

Carnival spirit: fully activated! 🎭
A fun moment from our meeting with the Head of a major Greek publishing house!
Because strong partnerships are built on insight, personality… and the occasional dinosaur in the room! 🦖
#StrongPartnerships #BusinessCulture #HeuristicData