Here are ten of the largest family offices in the world from our database - offices managing the wealth of billionaire families and major 13F filers - along with their websites:
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A. James and Alice B. Clark Foundation (Bethesda)
A. James and Alice B. Clark Foundation was established to invest in the communities and causes its founders cared most about. Based in Bethesda, it operated from 1987 to 2025, spending down its assets in its final decade while pursuing an investment strategy aimed at creating lasting impact. -
Adi Dassler International Family Office (ADIFO) (Miami)
Adi Dassler International Family Office (ADIFO) is a multi-family office headquartered in Miami, Florida. The firm operates autonomously and independently, offering clients tailored family office advice and referrals to a global network of partners, free from the conflicts of interest of larger institutions. Its family name, brand and history distinguish it from similar organizations. -
Anchor Capital & Investments (Boston)
Anchor Capital & Investments is a Boston-based family office that has been active since 1988. It has built a presence on respected managed account platforms, offering value strategies designed to provide downside protection without sacrificing growth potential, including seven disciplined value strategies for managed account investors. -
Arison Investments (Tel Aviv)
Arison Investments is the investment arm of the Arison family and the business arm of the Arison Group, focused on value-based investing. The firm maintains a diversified portfolio and aligns its global activities with the Arison Group's Doing Good philosophy, ESG factors, and the UN Sustainable Development Goals. -
AUA Capital Management (Conshohocken)
AUA Capital Management is a family office and alternatives-focused investment firm that traces its origin to the Unanue Family Office, founded by Andy Unanue, former COO of Goya Foods, and the late Joseph Unanue, Goya's longtime chairman and CEO. The firm invests directly in early- and growth-stage companies, private equity, real estate and non-correlated private funds, and offers comprehensive family office services. -
Aureus Asset Management LLC (Massachusetts)
Aureus Asset Management is an independent investment firm serving high-net-worth individuals, families and institutional investors. It was co-founded by Executive Chairman Karen Firestone and David Scudder in 2005, and Thad Davis, a partner since the firm's inception, now serves as its CEO and President. -
Baldwin Management, LLC (Pennsylvania)
Baldwin Management is a private, independently owned firm serving families, foundations and non-profit institutions as investment advisors, multi-family office specialists and financial planners. It provides a comprehensive array of financial services designed to relieve clients of tasks that could interfere with their objectives, delivered with objectivity and confidentiality. -
Berggruen Holdings (Los Angeles)
Berggruen Holdings invests in the real estate and alternative energy sectors, with commitments ranging from modest amounts to multimillion-dollar single transactions. Its financial flexibility stems from the guidance of Investment Advisor Nicolas Berggruen, allowing the firm to make swift decisions and maintain longer investment horizons. -
Cabot-Wellington, LLC (Boston)
Cabot-Wellington is a Boston-based investment management firm with a legacy of philanthropic commitment. The firm administers and supports multiple philanthropic endeavors alongside its investment management work. -
Castlekeep Investment Advisors LLC (Westport)
Castlekeep Investment Advisors is a multi-family-owned, independent Registered Investment Advisor headquartered in Fairfield County, Connecticut, serving clients across the United States and abroad. Founded in 2000 by Charles Haberstroh, the firm was built on the principle that very wealthy families deserve more independent, flexible and personal service than large financial institutions typically provide, combining unbiased advice with the global breadth of an old-world private bank.
For more information and listings of active family offices: