Denis O'Brien (#1365)
If you just focus on risk, you can't do a thing.
- $ 3 B
- Telecom
- Ireland
- M
- 68 Years
Rest in Peace Ask Jeeves, every search comes to an end
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Bennett says Netanyahu gov't 'boycotting' West Bank settlements amid Carrefour subsidy deal
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Median sales surge 61% in a Queens neighborhood that’s now the fifth priciest in NYC
Greg Brockman says his stake in OpenAI is worth nearly $30 billion
TeraWulf Announces Participation in Upcoming Investor and Industry Conferences
About Me
Denis O'Brien founded Digicel, a mobile phone network provider that operates in the Caribbean, Asia Pacific and Central America. O'Brien made a fortune selling his Irish mobile outfit, Esat Telecom Group, to British Telecom Group in 2000 for $2.8 billion. He has investments in energy companies and resorts on the Iberian Peninsula. In 2019, O'Brien sold his stake in Independent News and Media to Mediahuis, losing hundreds of millions of Euros on his investment. O'Brien made another media industry exit in 2021 by selling Communicorps, a radio company, to Bauer Media
Achievements
Career Highlights
A snapshot of the defining milestones, leadership decisions, and breakthroughs that shaped Denis O'Brien’s rise and global influence.
Wealth Growth
Net Worth Growth Over Time
Tracking Denis O'Brien’s net worth journey over the years, highlighting key growth phases and financial milestones.
Current Net Worth: $3.1B
(May 4, 2026)
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