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Family offices offer an interesting glimpse into the powerhouse wealth that has a huge impact on various industries. Let’s take a look at part four in our series of the World’s Top Family Offices.

  1. Ballmer Group

Ballmer Group, founded by former Microsoft CEO Stevie Ballmer and his wife Connie Ballmer, is a prominent family office prioritizing social impact. Recognizing the interconnectedness of societal issues, Ballmer Group focuses on catalyzing change in the areas of economic mobility for children, education, and social justice. Their investment portfolio includes both nonprofit and for-profit organizations working towards these goals. By leveraging their extensive business acumen and financial resources, Ballmer Group aims to create meaningful and sustainable change in underserved communities.


The family office’s unique approach involves collaborating with various partners, including policymakers, community organizations, and other philanthropic entities. Ballmer Group maximizes its impact by actively engaging with stakeholders and sharing best practices. Their commitment to data-driven decision-making ensures resources are allocated where they can make the most difference. Ballmer Group exemplifies the potential of family offices to drive social change while aligning their investments with their core values. They are worth $85 billion in assets.

  1. Mousse Partners


Mousse Partners is the investment arm of the family business Mouse Investments Limited. Established in 1979 and headquartered in New York City by Charles Mousseau, the firm invests in the proceeds and dividends distributed by Chanel Limited, a UK-based company. Investments include the public and private markets and across a wide range of asset classes. It manages over $89 billion. They seek out deep relationships and partnerships with select external investment managers. They also invest directly with high-quality entrepreneurs, management teams and institutional investors.

  1. Bezos Expeditions


Bezos Expeditions, led by Amazon founder Jeff Bezos, was founded in 1994. It is a family office renowned for its investments in a diverse range of ventures and operates the largest ecommerce and cloud service while being the largest internet company in the world. The family office’s portfolio spans industries such as technology, space exploration, entertainment and healthcare. Bezos Expeditions strongly emphasizes disruptive innovation, supporting visionary entrepreneurs and breakthrough technologies. Their investments often focus on long-term potential and revolutionary ideas that have the power to reshape industries. This family office invests over $138.5 billion in early-stage ventures, late-stage ventures and seed-stage companies.

  1. Cascade Investment


Cascade Investment is a multi-family office founded by Bill Gates, the co-founder of Microsoft. With a diversified investment portfolio of $170 billion, Cascade Investment focuses on a wide range of sectors, including agriculture, extraction, gas, and the financial market. The family office’s approach centers around long-term value creation and strategic investment decisions. By leveraging their extensive industry knowledge and network, Cascade Investment identifies opportunities for growth and capitalizes on emerging trends.


One of the notable aspects of Cascade Investment is its commitment to sustainable and impact investing. The family office actively seeks investments that align with their values, placing importance on environmental, social, and governance (ESG) considerations. This approach reflects their dedication to making a positive impact beyond financial returns. Cascade Investment’s engagement in sustainable initiatives, such as renewable energy projects and clean technologies, showcases its proactive approach to addressing global challenges and driving responsible investment practices. Cascade Investment strives to contribute to a more sustainable and equitable future through their investments.

  1. Walton Enterprises

Based in Arkansas, Walton Family Enterprises was founded by Sam Walton, the founder of Walmart. The office is prominent among the world’s largest family offices and manages over $250 billion in assets. With a focus on diversification, this family office adeptly manages the Walton family’s vast portfolio encompasses multiple asset classes, including equities, fixed income, real estate, and private equity investments. By adopting a well-rounded approach, Walton Family Enterprises aims to optimize returns while mitigating risks.


Beyond its investment prowess, the family office’s strategic initiatives are worth noting. The establishment of the Walton Family Foundation reflects their dedication to philanthropy and social impact. This commitment to giving back aligns with the family’s values and showcases their desire to create change. By focusing on areas such as education, environmental conservation, and community development, the Walton Family Foundation exemplifies the family’s dedication to improving lives and fostering sustainable development.