AUM
Estimated $2-3B
Principals
2
Principal Net Worth
$3.1B
Data Flags
Digicel debt restructuring; net worth fluctuates
O'Brien Family Office
SFOHigh ConfidenceDublin, Ireland / Malta
Last verified: Jan 16, 2026
Details
- Website
- https://denis-obrien.com/
- Source of Wealth
- Telecom (Esat Telecom sale; Digicel founder)
- Assets Under Management
- Estimated $2-3B
- Source File
- research/organizations/obrien-family-office.md
- UID
- fo-obrien-family-office
Also Known As
Denis O'Brien Family OfficeO'Brien Capital
Principals (2)
Team Members (4)
Related Entities (5)
Relationship Strength
Loading relationships...
Sources (6)
- https://en.wikipedia.org/wiki/Denis_O%27Brien
- https://www.forbes.com/profile/denis-obrien/
- https://mabumbe.com/people/denis-obrien-bio-career-family-net-worth-and-achievements/
- https://denis-obrien.com/
- https://www.independent.ie/business/irish/denis-obrien-hands-over-majority-control-as-digicel-debt-swap-formalised/a1337235032.html
- https://jdmpartners.com/our-team/denis_obrien/
Changelog
- 2026-01-16Verification upgrade to High - confirmed net worth via Forbes Real-time ($3.1B, #1325), Celebrity Net Worth ($5.6B), GoodReturns; 3+ sources verified
- 2026-01-16Enriched with biography, education, entities, Digicel restructuring
- 2026-01-15Auto-generated from principal Denis O'Brien