Full-service multi-family office for the world's leading families across generations.
Stonehage Fleming originated as two separate organisations — Stonehage, founded in 1976 to serve South African families from London, and Fleming Family & Partners, formed to manage the Fleming dynasty’s own wealth. Their 2015 merger created a firm that is itself a product of multi-generational family wealth stewardship, which shapes how it approaches client relationships. The firm is independently owned by management, staff, and Caledonia Investments, a publicly quoted family investment trust, meaning its ownership structure mirrors the patient capital philosophy it advocates for clients. Over US$175 billion in assets is held under management, advice, and administration across 20 offices in 14 geographies.
The firm operates as a full-service multi-family office, covering the complete span of a family’s financial and personal complexity. Rather than focusing solely on liquid investment portfolios, Stonehage Fleming explicitly addresses the full breadth of family wealth, including private capital, art collections, family businesses, and intergenerational governance. Its Four Pillars of Capital framework treats social, intellectual, and cultural capital as equally important to financial capital in long-term wealth preservation — a distinction from conventional investment-led wealth managers.
Services delivered directly to client families include:
Stonehage Fleming is best suited to internationally mobile ultra-high-net-worth families with cross-border structures, multi-generational complexity, and assets spanning both liquid and illiquid categories. Families seeking a narrowly focused investment manager, or those who prefer disclosed fee schedules, will find the proposition less straightforward.
"We seek to add value across the entirety of the family's wealth — not just liquid assets."Stonehage Fleming
| Ownership | Majority-owned by management and staff; minority stake held by Caledonia Investments (publicly quoted family investment trust) |
| Total AUM / Assets | US$175 billion under management, advice, and administration |
| Offices | |
| Top Markets | |
| Key People |
CM
Chris Merry
Group CEO
SF
Stefan Flachsmann
Global Head of Financial Services
JV
Johan van Niekerk
Head of Family Office, US
GS
Gerrit Smit
Head of Global Equity Management
RS
Richard Stride
Head of Family Office Jersey
CM
Carol Mote
Global Head of Human Resources
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| Firm Type | Multi Family Office |
| AUM / Assets Tracked | US$175 billion under management, advice, and administration |