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Draft:Dimitris Maris

From Wikipedia, the free encyclopedia

Dimitris Maris
Born
OccupationsEntrepreneur, investor
Known forCo-founder of Kaizen Gaming Founder of 24Media Group

Dimitris Maris (Greek: Δημήτρης Μάρης) is a Greek businessman and entrepreneur. He is the co-founder and a shareholder of Kaizen Gaming, the parent company of the Betano and formerly Stoiximan sports betting brands, and the founder and chairman of the digital media company 24Media, a digital media publisher in Greece.[1]

Early life and education

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Maris studied engineering in the United States of America.[2]

Career

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24Media

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24Media was founded by Maris in 2006.[2][3][4]

In 2014, the Huffington Post launched in Greece in collaboration with 24Media.[5][6]

In March 2016, Maris announced his intention to take over Mega Channel, Greece's first and oldest private television network at the time.[7] Maris had indicated support for the rescue initiative put forwards by Theocharis Filippopoulos. The plan was not implemented.[8]

In June 2017, Maris announced plans to expand 24Media into the publishing field.[9] In the same month, 24 Media took absolute control over the management of Sport24 radio station.[10]

In September 2017, 24Media relaunched Ethnos.[11] Maris managed the newspaper's publishing until 2018.[4]

Between 2015 and 2019, Maris was president of the Hellenic Association of Internet.[3]

In September 2025, Euroleague Basketball secured coverage in Greece after signing a broadcast partnership with Sport24.[12]

Kaizen Gaming

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In 2012, Maris co-founded TCB Holdings, an online sports betting operator, alongside George Daskalakis. The company launched its first brand, Stoiximan, in Greece and Cyprus.[13] In 2016, Betano launched as its international arm.[14]

In September 2018, OPAP acquired a 36.75% stake in Stoiximan.[15] By April 2020, OPAP's stake in Stoiximan had expanded to 84.49% before completing its full acquisition in July 2025.[16][17]

In July 2020, it was announced that TCB Holdings would be rebranded as Kaizen Gaming.[18] The company reached a $10 billion valuation in 2026.[19]

Deep Capital Group

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In May 2018, Maris announced 24Media's participation in Marathon Venture Capital, a seed stage fund. Maris also joined the fund's advisory committee.[20]

Deep Capital Ground is an investment platform founded by Maris. In October 2025, Deep Capital Group led a funding round raising €2.8 million for cybersecurity start up, Mind The Hack.[21]

In December 2025, it was reported that Deep Capital Group had invested an undisclosed figure into Superbo AI, an agentic AI company.[22]

Eteron

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In 2022, Maris founded the non-profit organisation Eteron – Institute for Research and Social Change.[23]

In Greece, Eteron has conducted surveys into public opinion on same-sex marriage and research into the country's housing market.[24][25]

References

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  1. Greece, Fortune (22 January 2020). "Νέα CEO της 24MEDIA η Μαρία Γράψα". Fortunegreece.com (in Greek). Fortune Greece.
  2. 1 2 Ζάχος, Τάσος (4 January 2017). "Δημήτρης Μάρης: Ένας Game Changer στα Μedia". Fortunegreece.com (in Greek). Fortune Greece.
  3. 1 2 Μπακοπούλου, Μαρία (14 August 2025). "Δ. Μάρης: Η νέα εταιρεία χαρτοφυλακίου με υπηρεσίες σχολών χορού". Financial Report (in Greek). Financial Report.
  4. 1 2 "Maris and Savvidis close to a deal for the Open for a price of €37.5 million". ProtoThema English. ProtoThema English. 2 January 2025.
  5. Alpert, Lukas I. (18 September 2014). "Huffington Post to Launch in Greece". Wall Street Journal. The Wall Street Journal.
  6. Papapostolou, Anastasios (18 September 2014). "Huffington Post Announces Greek Edition; Partners with 24Media in Greece". Greek Reporter. Greek Reporter.
  7. Σπαντιδάκη, Νατάσα (31 March 2016). "MEGA: Όλο το παρασκήνιο πίσω από την ξαφνική κίνηση Μάρη. Ποιοι μέτοχοι αιφνιδιάστηκαν και ποιοι οργίστηκαν - Mononews.gr". Mononews (in Greek). Mononews.
  8. "Όταν ο Δημήτρης Μάρης έδειξε ενδιαφέρον για το Mega". Τυπολογίες (in Greek). Τυπολογίες. 5 January 2025.
  9. "Ο Δημήτρης Μάρης κάνει επέκταση στον εκδοτικό χώρο". www.parapolitika.gr (in Greek). Parapolitika. 14 June 2017.
  10. "Ο Δ. Μάρης έχει τα "κλειδιά" του Sport24 Radio". Τυπολογίες (in Greek). Τυπολογίες. 26 June 2017.
  11. Greece, Fortune (16 September 2017). "H ιστορική εφημερίδα «Έθνος» επιστρέφει στα περίπτερα". Fortunegreece.com (in Greek). Fortune Greece.
  12. Lingeswaran, Susan (25 September 2025). "Euroleague nets Sport24 for Greek coverage, hires Alvarez as digital chief". Sportcal. Sportcal.
  13. Warowny, Sebastian (2 July 2025). "George Daskalakis Steps Down After 13 Years at the Helm of Stoiximan". iGaming Express. iGaming Express.
  14. Menmuir, Ted (7 June 2016). "Stoiximan extends Eastern European presence with Betano Romania launch". SBC News. SBC News.
  15. Ζάχος, Τάσος (24 September 2018). "Πώς φτάσαμε στη συμφωνία ΟΠΑΠ – Stoiximan: Οι όροι, το παρασκήνιο και ο ρόλος του Δημήτρη Μάρη". Fortunegreece.com (in Greek). Fortune Greece.
  16. "OPAP set to further increase stake in Stoiximan". iGB. iGaming Business. 21 April 2020.
  17. "OPAP acquires 100% of Stoiximan in €191.6 million deal". Parapolitika. Parapolitika. 18 July 2025.
  18. "Stoiximan/Betano rebrands to Kaizen Gaming". SBC News. SBC News. 13 July 2020.
  19. Fletcher, Rob (3 June 2026). "Kaizen Gaming co-founder touts $10bn 'decacorn' status". NEXT.io. Next io.
  20. Κουρκουτάς, Γιώργος (10 May 2018). "O Δημήτρης Μάρης στο Marathon Venture Capital". STARTUPPER (in Greek). Startupper.
  21. "Mind The Hack raises €2.8M to scale AI-driven cybersecurity platform - FoundersToday". Founders Today. Founders Today. 6 October 2025.
  22. Lawrence, Cate (4 December 2025). "Superbo secures strategic investment from Deep Capital to build the future of enterprise automation". Tech.eu. Tech.eu.
  23. Μπακοπούλου, Μαρία (14 August 2025). "Δ. Μάρης: Η νέα εταιρεία χαρτοφυλακίου με υπηρεσίες σχολών χορού". Financial Report (in Greek). Financial Report.
  24. "Shifting attitudes in Greece: A closer look at public opinion on same-sex marriage". NEOS KOSMOS. Neos Kosmos. 5 December 2023.
  25. Roussanoglou, Nikos (9 January 2024). "Opening 700,000 vacant houses could be a game changer". www.ekathimerini.com. eKathimerini.