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Family Offices: The New Kid on Wall Street

Reported by Worth
Sep 29, 2026· 2 min read
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Key Takeaways
  • • Single-family offices now control approximately $5.5 trillion in assets globally—exceeding the entire global venture capital industry ($1.0–$1.5 trillion AUM) and approaching private equity scale ($7–$10 trillion AUM).
  • • Family office assets have doubled from $3.3 trillion in 2019 to $5.5–$6.9 trillion in 2026, with Deloitte projecting growth to $9.5 trillion by 2030 and a 75% increase in the number of family offices since 2020 to over 10,700 globally.
  • • Eric Schmidt's Hillspire completed 15 investments in 2025, predominantly in artificial intelligence, including stakes in a Paris-based AI voice startup, an open-source large language model, and a luxury travel software platform—illustrating the strategic, founder-led capital deployment model that distinguishes family offices from institutional asset managers.
  • • Family offices operate on their own investment timeline and capital allocation criteria, reflecting founder expertise rather than diversified client mandates, positioning them as increasingly influential deal participants across venture, private equity, and alternative asset classes.
Summary
Family offices have emerged as a dominant force in global capital markets, now controlling more capital than the entire venture capital industry and rivaling private equity in asset scale. Single-family offices alone oversee $5.5 trillion in assets, according to Citi Wealth's analysis, with broader estimates placing the figure between $5.9 and $6.9 trillion when accounting for multiple-family office structures. This represents explosive growth: family office wealth has nearly doubled in six years, climbing from $3.3 trillion in 2019. Deloitte projects further expansion to $9.5 trillion by 2030, while the global count of family offices has grown more than 75% since 2020, now exceeding 10,700 entities.

The scale inflection reflects a fundamental economics shift. As pools of capital mature and expand beyond a threshold level, the cost-benefit calculation favors in-house capability development over outsourced management. Family offices can now deploy capital efficiently at scale without reliance on external institutional managers, while maintaining the flexibility to pursue specialized, founder-directed strategies unavailable through traditional asset management structures.

Eric Schmidt's Hillspire exemplifies this model. The family office completed 15 investments in 2025, concentrated in artificial intelligence—including a Paris-based AI voice startup, an open-source large language model, and a software platform for luxury travel experiences. This portfolio reflects Schmidt's own expertise and career trajectory, demonstrating how family offices function as extensions of founder strategy rather than as institutions balancing diversified stakeholder mandates. Investment decisions operate on family timelines and priorities, enabling concentrated conviction bets and long-term capital patience incompatible with traditional institutional fund structures.

Family offices now participate across venture capital, private equity, and alternative asset acquisition, financing startups, purchasing distressed debt, acquiring art and real estate, and investing in esoteric insurance products. Their combination of substantial capital, operational flexibility, and strategic focus positions them as decisive deal participants reshaping capital allocation patterns across asset classes. With continued projected growth and rising founder involvement in wealth deployment, family offices are consolidating their position as primary institutional actors in modern finance.

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Worth Family Offices: The New Kid on Wall Street