Mark Walter, cofounder and CEO of Guggenheim Partners, built one of the world’s largest and most diversified global investment firms, overseeing hundreds of billions in assets across insurance, asset management, and advisory services. A former attorney, Walter helped architect Guggenheim’s distinctive structure, combining long-duration insurance capital with alternative and fixed-income strategies. Beyond finance, he is widely known as the controlling owner of the Los Angeles Dodgers, where he led a dramatic turnaround of the franchise, delivering multiple championships and setting new standards for investment in professional sports. Walter’s influence spans global finance, infrastructure, and elite sports ownership.

Lawrence Golub, founder and CEO of Golub Capital, built one of the largest private credit firms in the United States, specializing in direct lending to middle-market companies and providing financing for private equity buyouts. Since launching the firm in 1994, he has overseen the growth of a multibillion-dollar platform known for consistent performance, deep sponsor relationships, and disciplined risk management. Golub Capital has become a key player in leveraged finance, rivaling major banks in unitranche and senior loan markets. Beyond business, Golub is active in philanthropy, public policy, and education, serving on nonprofit boards and donating to health and academic institutions.

Josh Harris, cofounder of Apollo Global Management, is one of the most accomplished investors of his generation, helping build Apollo into a global alternative-asset powerhouse managing hundreds of billions across private equity, credit, and real assets. After three decades of shaping Apollo’s hallmark value-oriented, contrarian investment strategy, Harris expanded his influence into professional sports as cofounder of Harris Blitzer Sports & Entertainment, owning the Philadelphia 76ers, New Jersey Devils, and, most recently, the Washington Commanders. Known for his analytical discipline, long-term strategy, and philanthropic commitments in education and community development, Harris has become a defining figure in both modern finance and major-league sports ownership.

Jonathan Gray, president and chief operating officer of Blackstone, is one of the most influential investors in modern finance, credited with building the firm’s real estate arm into the world’s largest private property platform. Joining Blackstone in 1992, he pioneered the company’s massive expansion into opportunistic real estate, logistics, hospitality, and large-scale global acquisitions, including the Hilton Hotels deal—one of the most profitable private equity investments in history. As COO, Gray now helps steer Blackstone’s multi-trillion-dollar asset management strategy across private equity, credit, infrastructure, and insurance. Known for his analytical discipline, bold dealmaking, and philanthropic leadership in cancer research, Gray is a central architect of the firm’s rise to global dominance.

John Calamos, founder and global CIO of Calamos Investments, is a pioneering figure in convertible securities and risk-managed equity investing. After serving as a U.S. Air Force fighter pilot, he launched his investment firm in 1977 with a strategy centered on convertibles—an overlooked asset class he helped bring into mainstream institutional portfolios. Under his leadership, Calamos Investments grew into a multibillion-dollar asset manager serving global institutions, public funds, and private wealth clients, while Calamos became known as a leading author and educator on volatility, capital structure, and portfolio construction. His disciplined, analytical approach has earned him a reputation as both an innovator and one of the most respected long-term investors in modern finance.

Hartley Rogers, chairman of Hamilton Lane, has guided the investment management firm into a global leader in private markets solutions. With decades of experience in private equity and alternative investments, he helped scale Hamilton Lane’s platform to manage and advise on hundreds of billions in assets for institutional clients worldwide. Known for his strategic leadership and deep industry expertise, Rogers has positioned the firm at the forefront of private markets investing, while also serving on boards and engaging in philanthropic initiatives.

Gregg Hymowitz, founder, chairman, and CEO of EnTrust Global, has built one of the world’s leading alternative investment firms, managing billions across hedge funds, private equity, real assets, and impact investments. With a career spanning decades in finance, Hymowitz launched EnTrust in 1997 and later orchestrated its merger with Permal to expand global reach. Known for his innovative approach to portfolio construction and commitment to ESG strategies, he has positioned EnTrust Global as a trusted partner for institutional investors worldwide.

David E. Shaw is the Stanford‑trained computer scientist turned Wall Street quant and billionaire founder of D. E. Shaw & Co.. Launched in 1988 with $28 million, the firm pioneered algorithmic trading and grew into one of the world’s largest hedge funds—managing ~$65 billion in assets by 2025. Shaw stepped back from daily operations in 2001 to lead D. E. Shaw Research, advancing computational biochemistry and molecular-dynamics simulations.

David Rubenstein is an American lawyer, billionaire investor, and philanthropist who co-founded The Carlyle Group in 1987. From humble beginnings in Baltimore, he built Carlyle into a global private equity powerhouse managing over $426 billion in assets as of 2023. In 2024, he became principal owner of the MLB’s Baltimore Orioles and chairs numerous institutions including the Kennedy Center (until 2025), Council on Foreign Relations, and the National Gallery of Art.

David Golub is the business leader heading Golub Capital, a top-tier direct lender he joined in 2003, and CEO of its NASDAQ‑listed Golub Capital BDC, managing over $75 billion in capital. A Harvard and Stanford MBA alumnus, he helped build Golub into a private-credit powerhouse and serves as longtime board chair of The Michael J. Fox Foundation.

Daniel D’Aniello is an American business leader and co‑founder of The Carlyle Group, one of the world’s largest private equity firms. A Syracuse and Harvard University alumnus, he served as vice president at Marriott before launching Carlyle in 1987. A decorated U.S. Navy officer, D’Aniello stepped down as chair in 2018 and now emphasizes philanthropy in veterans’ affairs and higher education. 

Bruce Karsh is the co-founder, co-chairman, and Chief Investment Officer of Oaktree Capital Management, the global leader in distressed-debt investing with nearly $190 billion in assets under management. A former appellate clerk for Supreme Court Justice Anthony Kennedy, Karsh transitioned from law to finance, quietly building a reputation as the “quiet secret behind Oaktree’s success” alongside Howard Marks.

Alec Gores is a billionaire investor and founder of The Gores Group, a private equity firm known for pioneering the use of SPACs (special purpose acquisition companies) to take tech and industrial companies public. Born in Israel and raised in Michigan, Gores built his fortune by identifying undervalued businesses and transforming them into market leaders.

Abigail Johnson is the CEO and President of Fidelity Investments, one of the largest asset management firms in the world. Known for her strategic acumen and commitment to innovation, she has significantly influenced the financial industry and continues to lead Fidelity with a focus on technology and customer-centric services.