10 London Family Offices Investing in Private Equity (2026)

Here are ten active family offices from our database that are based in London and invest in private equity, along with their websites:

1. Adequita Capital
   Adequita Capital is a private family office regulated by the UK's Financial Conduct Authority, specializing in private equity and venture building. The firm brings international expertise in corporate finance, commercial strategy, and business development to macro-scale projects alongside other family offices and institutional partners.
2. Alpheus Capital Limited
   Alpheus Capital is a single family private equity investment office formed in the 2000s to manage the alternative asset programme for a European family. The firm focuses on small and mid-cap funds and associated co-investments, building long-term partnerships with private equity managers across the UK, Western Europe, North America, and Australasia.
3. Amurac Family Office
   Amurac Family Office spans three generations and holds investments across a diverse range of industries. Its scale and breadth have expanded over the past 60 years, though it continues to operate from a single office in central London.
4. Dynastion
   Dynastion is a multifamily office and one of the first to operate successfully in the Slovak market, managing, protecting, and transferring client assets across generations. The firm works with financial institutions in Slovakia and abroad, and its portfolio spans development projects, energy and alternative energy sources, and select start-ups.
5. Grabiner Family Office
   Grabiner Family Office is a traditional family office focused on for-profit retail, technology, media, and telecom businesses, alongside supporting and scaling social enterprises and philanthropic ventures.
6. Harbourdale Capital
   Harbourdale Capital is a single family office investing across real estate, debt, and public and private equity, with a primary focus on strategic investments in start-up and growth-stage businesses in the UK and USA. Founded in 2020, it builds on a 30-year legacy that includes developing the award-winning Tanglewood Care Home Group, which was acquired by Elevation Advisors in 2019.
7. J. Leon & Company
   J. Leon & Company is a fifth-generation family office based in Hampstead, London. It is a diversified investment group with global exposure across public and private equity, hedge funds, and property, alongside a long-term philanthropic programme.
8. Janic Capital
   Janic Capital is a permanent capital vehicle investing for the long term in high-growth private businesses. The firm acts as an active, long-term owner, partnering with entrepreneur-owned and managed companies and their management teams to build enduring businesses.
9. Jstern Co.
   J. Stern & Co. is an investment partnership based in London, New York, Zurich, and Malta, built on the Stern family's 200-year banking heritage. The firm invests globally in stocks, bonds, and other assets for families, entrepreneurs, trusts, charities, and institutions, offering strategies such as the World Stars Global Equity Fund and the Emerging Market Debt Stars Fund.
10. Kathaka
    Kathaka is a London-based single-family office deploying capital and strategic resources into investment and philanthropic endeavors. It acts as a long-term, patient partner to entrepreneurs across North America and Europe in emerging B2C and B2B platforms, while also supporting initiatives in Sub-Saharan Africa, including work with the Peace Parks Foundation.

For more information and listings of active family offices:

• UK: Active Family Offices->>
• Full Europe Database: Active Family Offices->>
• Full Worldwide Database: Active Family Offices->>