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 Kaplan is an American billionaire financier and co-founder & Managing Partner of Ares Management Corporation, a leading global alternative investment firm overseeing approximately $419 billion in assets. A University of Michigan finance graduate, Kaplan previously held senior roles at Apollo Management and Shelter Capital before launching Ares in 1997. He oversees the firm’s credit, private equity, and real assets strategies, and serves on multiple corporate and nonprofit boards.

David Kabiller is the co‑founding principal and Head of Business Development at AQR Capital Management, the global quantitative investment firm he launched in 1998 alongside Cliff Asness and others. He spearheaded AQR’s international expansion, retail mutual fund offerings, and educational initiatives such as AQR University and the AQR Insight Award. A former athlete, he holds degrees in economics and finance from Northwestern and continues to support research via prizes at Northwestern and London Business School. 

David Hoffmann founded and served as long-time chairman of the Hoffmann Family of Companies, a global multi-sector family office managing over 200 businesses in real estate, hospitality, logistics, agriculture, media, and more. A self-made billionaire who began DHR International—now the world’s largest privately held executive search firm—after mortgaging his house, Hoffmann has used his wealth to revitalize communities like Augusta, Missouri.

David Hindawi is an Iraqi‑born American software entrepreneur and the co-founder of Tanium, the cybersecurity platform he built in 2007 with his son Orion. Prior to Tanium, he founded and sold BigFix (acquired by IBM in 2010) and several software firms. He holds advanced degrees—including a PhD from UC Berkeley—and his patents in systems-management software underpin enterprise-scale security technology.

David Hall is an American billionaire engineer and entrepreneur who founded Velodyne Acoustics and later pioneered Velodyne Lidar, the leader in 3D scanning sensors for autonomous vehicles. With more than 75 patents in sensor and LIDAR tech, he shifted from audio equipment to robotics and space propulsion—with new ventures like Hall Lidar Inc. He also cofounded Servo Yachts and Shoot the Moon Rocket Technologies. 

David Green is the American founder and CEO of Hobby Lobby, the world’s largest privately owned arts-and-crafts retailer. He launched the company in 1971 with a $600 loan from his garage in Oklahoma City and grew it into a multi‑billion-dollar enterprise with over 1,000 U.S. stores and 46,000 employees. Guided by his Christian faith, Green channels half of Hobby Lobby’s pretax profits into evangelical ministry and philanthropy, including the Museum of the Bible and educational causes.

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.

David J. “Dave” Girouard is the American tech executive and fintech innovator who co-founded Upstart in 2012 and has led as CEO through its public listing on Nasdaq. A former President of Google Enterprise, he built Google’s billion‑dollar cloud apps business before founding Upstart to revolutionize consumer lending using AI and alternative data.

David Geffen is an American entertainment mogul, record‑label founder, and philanthropist. He launched Asylum Records (1970), Geffen Records (1980), DGC Records (1990), and co‑founded DreamWorks SKG in 1994. His music and film empire helped define modern pop culture and Hollywood.

David Filo is an American engineer‑entrepreneur best known for co‑founding Yahoo! alongside Stanford classmate Jerry Yang in 1995. As the company’s “Chief Yahoo,” he led the engineering behind early web directories and services. A Sam Houston High and Tulane graduate who earned a master’s in electrical engineering from Stanford, Filo grew Yahoo into an internet pioneer and became a billionaire after its IPO. A longtime tech philanthropist, he has donated millions to sustainability and journalism initiatives.

David Einhorn is the founder and president of Greenlight Capital, a value-oriented long/short hedge fund founded in 1996. Known for accurately shorting Lehman Brothers and Allied Capital, he built Greenlight into a firm delivering annualized returns around 15–26% in its early years. In early 2025, the fund gained ~12%—with gold leading portfolio performance—even amid a bearish pivot during volatile markets.

David A. Duffield is an American enterprise software pioneer. He co-founded PeopleSoft in 1987 and in 2005 co-founded Workday—both revolutionized HR and financial management systems. He later founded Ridgeline Apps, serving investment managers. At age 84, he’s also a philanthropist behind Maddie’s Fund and the Dave & Cheryl Duffield Foundation, with gifts exceeding $450 million.  

David Dolby is the San Francisco–based CEO and founder of Dolby Family Ventures, the Dolby Laboratories’ family-backed early-stage VC firm. Guided by Ray Dolby’s legacy, he invests in groundbreaking technology across biotech, digital media, aerospace, and Alzheimer’s research. He also serves on multiple boards including Dolby Labs and aligns venture capital with social impact.

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. 

David Blitzer is an American investor and sports team owner. As Blackstone’s Chairman of Tactical Opportunities, he oversees global investing across asset classes. In 2011, he co-founded Harris Blitzer Sports & Entertainment (HBSE), the first entity to hold equity in all five major U.S. men’s leagues (NBA, NHL, NFL, MLB, MLS). His portfolio includes the Philadelphia 76ers, New Jersey Devils, Cleveland Guardians, Real Salt Lake (now minority stake), and the Washington Commanders.

David Baszucki s a Canadian‑American entrepreneur, software engineer, and inventor. He co-founded Roblox Corporation in 2004 and has led as CEO since its 2006 launch. Previously, he founded Knowledge Revolution—creator of Interactive Physics, sold to MSC Software—and later funded early startups like Friendster. A pioneer of user‑generated content and the metaverse, Baszucki also champions research via the Baszucki Brain Research Fund. 

Darwin Deason is an American billionaire entrepreneur and founder of Affiliated Computer Services (ACS). Under his leadership, ACS became a global outsourcing powerhouse before being sold to Xerox for $6.4 billion in 2010. After the sale, Deason emerged as Xerox’s largest individual shareholder (~12%). He is also a high-profile Republican political donor and owner of the mega-yacht Apogee and an opulent La Jolla estate called “The Sand Castle.” 

Danny Wegman is the third‑generation leader and longtime chairman of Wegmans Food Markets, the privately held grocery chain founded in Rochester, New York, in 1916. He succeeded his father Robert as CEO in 2005, building the retail brand into a beloved regional empire of over 110 stores across 10 states.

Daniel Sundheim is the American billionaire founder and Chief Investment Officer of D1 Capital Partners, a high-conviction global investment firm launched in 2018. A former CIO at Viking Global with 15 years of experience, he built D1 into a multi‑billion‑dollar firm investing across public and private markets—including leading positions in Instacart and SpaceX. He also serves on boards of MoMA, NYU Langone, and Columbia Grammar.