AUM
$17B+
Principals
5
Principal Net Worth
$15.1B
Data Flags
Family office structure via Weybourne confirmed; Dec 2025 Weybourne restructuring
Dyson Family Office
SFOHigh ConfidenceLondon, United Kingdom / Singapore
Last verified: Jan 17, 2026
Details
- Source of Wealth
- Consumer electronics, vacuum cleaners, home appliances (Dyson Ltd)
- Assets Under Management
- $17B+
- Source File
- research/organizations/dyson-family-office.md
- UID
- fo-dyson-family-office
Also Known As
James Dyson Family OfficeWeybourneDyson Capital
Principals (5)
Team Members (9)
Bjorn ThelanderInvestment professional
WORKS_ATFrancois PierreTitle TBD
WORKS_ATGreg AdamsTitle TBD
WORKS_ATJames BucknallFormer CEO, Weybourne (age 66, succeeded by Bowen)
WORKS_ATMartin BowenCEO, Weybourne (appointed 2025, former Dyson Chief Legal Officer for 26 years, age 56)
WORKS_ATMr BucknallTitle TBD
WORKS_ATProfessional InvestorTitle TBD
WORKS_ATSucceeding JamesTitle TBD
WORKS_ATWingspan LegacyTitle TBD
WORKS_ATRelated Entities (6)
Dyson FoundationFoundation
Dyson HoldingsHolding Company
Holding company structure
Dyson LtdSubsidiary
Main operating company (vacuum cleaners, air purifiers, hair care)
Dyson family officeSubsidiary
James Dyson FoundationFoundation
Charitable foundation focused on engineering education
WeybourneSubsidiary
Primary family office vehicle managing $17B+ fortune
Relationship Strength
Loading relationships...
Sources (5)
- https://www.bloomberg.com/billionaires/profiles/james-dyson/
- https://www.forbes.com/profile/james-dyson/
- https://www.finance-monthly.com/james-dysons-net-worth-2025-the-inventor-who-revolutionized-home-appliances/
- https://www.caproasia.com/2025/03/05/british-billionaire-james-dyson-with-20-billion-fortune-family-office-weybourne-hires-dyson-26-year-veteran-chief-legal-officer-martin-bowen-age-56-as-ceo-succeeding-james-bucknall-age-66-appo/
- https://www.jamesdysonfoundation.co.uk/news/james-dyson-foundation-donates-8-million-to-cambridge-university/
Changelog
- 2026-01-17Upgraded to High confidence. Verified net worth: $15.1B (Forbes real-time Jan 2026), $17.3B (Bloomberg Jan 2026). Added Dec 2025 Weybourne restructuring. Sources: Forbes profile, Bloomberg Billionaires Index, CAPro Asia
- 2026-01-16Enriched with principal biography, net worth sources, family members, Weybourne leadership details
- 2026-01-15Auto-generated from principal James Dyson