Alexander Vinokurov is a Russian businessman, investor, and co-founder of Marathon Group, the private investment firm he launched with Sergey Zakharov in 2017. A former Morgan Stanley, TPG Capital, and A1 executive, he is closely associated with major Russian assets across food retail, pharmaceuticals, agriculture, and infrastructure, including Marathon Group’s significant stake in Magnit.

Gary Fegel, founder and chairman of GMF Capital, built his fortune first in commodities at Glencore and then through a single-family office investing across private equity, real estate, media, technology, and alternative assets. Since launching GMF Capital in 2013, he has turned it into a broad global investment platform with interests ranging from aviation and infrastructure to digital media, combining trader instincts with long-term asset ownership. Known for a low public profile and highly diversified approach, Fegel has emerged as one of the more discreet billionaires in modern private investing.

Alexandra Andresen, Norwegian heiress and board member of Ferd, is one of Europe’s youngest billionaires, with her wealth tied to the Andresen family’s investment group spanning private equity, financial assets, real estate, and impact ventures. Beyond business, she is also known for her serious involvement in equestrian sport, which has made her public profile more distinctive than that of many heirs of large family fortunes. Though she maintains a relatively low-key presence, Andresen represents the next generation connected to one of Norway’s most powerful private investment families.

Katharina Andresen, heiress to Norway’s Andresen family fortune, is a board member and indirect owner of Ferd, one of the country’s largest privately held investment groups. Her wealth stems from the family’s long-running business empire, which spans private equity, financial investments, real estate, and social-impact ventures. Though she keeps a relatively low public profile, Andresen remains one of Europe’s youngest billionaire investors and part of the next generation shaping Ferd’s long-term future.

Johan H. Andresen, owner and chair of Ferd, oversees one of Norway’s largest privately held investment groups, with interests spanning industrial companies, financial assets, real estate, and impact-driven ventures. A member of the family behind the business’s 19th-century roots, he helped transform Ferd from its tobacco legacy into a modern investment powerhouse while building a reputation for long-term ownership and social entrepreneurship. Known for pairing private capital with public-purpose ambitions, Andresen stands out as one of Norway’s most influential business figures.

James Pallotta, founder and chairman of Raptor Group, built his fortune in hedge funds and private investing before extending his reach into sports and venture-backed technology. After a high-profile run at Tudor Investment Corporation, he launched Raptor in 2009 and turned it into a family office–backed investment firm with bets across technology, media, consumer, and sports. He later became widely known as the former chairman and owner of AS Roma, giving him a rare profile that spans Wall Street, venture investing, and global sports ownership.

Ben Navarro, founder and CEO of Sherman Financial Group and cofounder of Beemok Capital, built a multibillion-dollar fortune in consumer finance before expanding into hospitality, sports, and civic investment. Best known for building Sherman into a major force behind Credit One Bank, Navarro has also used Beemok to back luxury hospitality assets and professional tennis properties, including the Charleston Open and Cincinnati Open. Known for a low public profile and long-term approach, he has paired business success with major philanthropy in education and community development, especially through Meeting Street Schools.

Wayne Rothbaum, founder of Quogue Capital, built a private investment firm focused on opportunistic public equities, private investments, and long-term capital allocation across multiple asset classes. After an early career in finance and investing, Rothbaum developed Quogue into a discreet family office-style platform known for concentrated positions and patient ownership. Operating with a low public profile, he has deployed capital across technology, media, and consumer businesses while maintaining a disciplined, research-driven approach to investing.

Ryan Graves, early executive and cofounder of Uber, helped scale one of the most disruptive transportation companies in history from a small startup into a global ride-hailing platform. As Uber’s first CEO and later a key operational leader, Graves played a central role in launching the service in new markets, building teams, and establishing the company’s hypergrowth playbook. After leaving Uber, he became an active investor and philanthropist, backing technology startups and supporting initiatives in education and community development. His career reflects early-stage execution at scale and a lasting impact on the modern mobility economy.

Dick DeVos, businessman and former CEO of Amway, is a member of one of America’s most prominent entrepreneurial families, helping expand the global direct-selling giant founded by his father, Rich DeVos. During his leadership, DeVos focused on international growth and organizational modernization while maintaining Amway’s multi-generational ownership structure. Beyond business, he is a major civic and philanthropic figure in Michigan, supporting education, healthcare, and community development, and he has also been active in politics and public policy debates. His career reflects a blend of family enterprise stewardship, institutional leadership, and regional impact.

Paul Merage, cofounder of Chef America Inc., built one of the most iconic consumer food brands in the U.S. by transforming a simple frozen snack into a mass-market staple. Alongside his brother David, Merage created Hot Pockets in the 1980s, pioneering the handheld frozen-meal category and scaling distribution nationwide through grocery and convenience channels. The success of Chef America culminated in its multibillion-dollar sale to Nestlé, marking one of the most successful exits in packaged foods. Since then, Merage has focused on private investing, real estate, and philanthropy, particularly in education and community development.

Joseph Liemandt, founder of Trilogy and ESW Capital, is one of the most discreet yet influential figures in enterprise software, building a vast portfolio of companies by acquiring and optimizing underperforming software assets. After becoming a young tech millionaire with Trilogy in the 1990s, he shifted to a buy-and-build strategy through ESW Capital, assembling hundreds of enterprise software businesses and implementing data-driven, remote-first operational models long before they became mainstream. Known for his anonymity, contrarian discipline, and rigorous process engineering, Liemandt has quietly shaped the economics of enterprise software while amassing one of the sector’s most substantial private fortunes.

Christian Dumolin, chairman and co-ceo of Koramic Investment Group, is one of Belgium’s most respected industrial and investment leaders, known for transforming a traditional brick-manufacturing company into a diversified European holding with interests spanning real estate, manufacturing, financial services, and private equity. After joining the family business in the 1970s, he led its international expansion, later steering Koramic into a broad investment platform focused on long-term value creation and operational excellence. Dumolin has served on numerous corporate boards, becoming a key figure in Belgium’s entrepreneurial landscape, while his philanthropic work in culture, education, and regional development underscores his influence beyond business.

Marc Coucke, Belgian entrepreneur and investor, built his fortune as the cofounder of Omega Pharma, transforming a small over-the-counter medicine distributor into one of Europe’s largest consumer healthcare companies before selling it to Perrigo for billions. After the sale, Coucke diversified through his investment company Alychlo, acquiring and backing businesses across pharmaceuticals, hospitality, sports, real estate, and leisure—including theme parks, luxury resorts, and the Belgian football club R.S.C. Anderlecht. Known for his charismatic style, bold dealmaking, and expansive portfolio, Coucke has become one of Belgium’s most influential business figures, blending entrepreneurial drive with high-profile investments across Europe.

David Martínez Guzmán is a discreet billionaire investor and founder & managing partner of Fintech Advisory, a global advisory and debt investment firm based in New York and London. Known as one of the most influential Mexican financiers on Wall Street, Martínez led major restructurings of Argentina’s sovereign debt and controls sizable stakes in Telecom Argentina, Grupo Clarín, Grupo Televisa, and other Latin American assets. 

David Katzman is the American entrepreneur and venture capitalist behind Camelot Venture Group, and serves as CEO and Chairman of SmileDirectClub. He built Camelot by backing consumer-led disruptors—from Quicken Loans and RealAge to 1‑800‑Contacts and Fathead—and oversaw the Cavaliers business through his vice chair role. Katzman holds a ~10 % stake in SmileDirectClub and maintains a legacy of retail, tech, and sports investing.

David Booth is the co-founder and Executive Chairman of Dimensional Fund Advisors, the global investment firm he launched in 1981 after studying under Eugene Fama at the University of Chicago. His firm pioneered factor-based investing and now manages over $800 billion in AUM. A major philanthropist, he gifted $300 million to name Chicago Booth School of Business. 

Daniel Och is the American billionaire founder of Och‑Ziff Capital Management (rebranded as Sculptor Capital in 2019). A Wharton alumnus and former Goldman Sachs equities trader, he built Och‑Ziff into a major hedge fund managing tens of billions before stepping down in 2019. He now runs Willoughby Capital, a family office investing in tech startups like Robinhood, Coinbase, and Instacart, while leading major philanthropic initiatives. 

Craig Duchossois is an American billionaire investment executive and lifelong leader of the Duchossois Group, the diversified family firm originally built by his father, Richard L. Duchossois. Under his tenure, the firm became the largest individual shareholder of Churchill Downs, with over $700 million in equity. He has served in the U.S. Marine Corps, earned an MBA from SMU, and led the evolution of Duchossois Capital Management into a family office powerhouse.