Paul Tudor Jones, founder and chief investment officer of Tudor Investment Corporation, is a legendary macro trader best known for predicting and profiting from the 1987 stock market crash. Over decades, Jones built one of the world’s most respected hedge funds by combining global macroeconomic analysis with disciplined risk management. Beyond finance, he is a pioneer of impact investing and philanthropy, founding Robin Hood to combat poverty and advocating for market reforms tied to sustainability and social outcomes. His career reflects a rare blend of trading mastery, adaptability across cycles, and civic engagement.

Paul Singer, founder and CEO of Elliott Investment Management, is one of the most influential activist investors in the world, known for combining deep legal expertise with relentless capital discipline. Since launching Elliott in 1977, Singer has built a multibillion-dollar firm that targets complex situations across public equities, debt, and sovereign restructurings, often pushing for governance reform and value realization. His campaigns have reshaped outcomes at major corporations and governments alike, cementing Elliott’s reputation for rigor, persistence, and results. Beyond investing, Singer is a prominent political donor and philanthropist focused on free markets, democracy, and human rights.

Paul Sciarra, cofounder of Pinterest, helped build one of the most distinctive consumer internet platforms by focusing on visual discovery and intent-driven inspiration. After early roles in venture capital and startups, Sciarra partnered with Ben Silbermann and Evan Sharp to launch Pinterest, shaping its early product vision, fundraising, and growth into a global platform used by hundreds of millions. Following his time at Pinterest, he returned to investing and advising entrepreneurs, bringing a founder’s perspective to early-stage technology companies.

Paul Saville, longtime executive and vice chairman of NVR, is one of the key architects behind one of the most consistently profitable homebuilders in the United States. As a senior partner of investor David A. Tepper in NVR’s early years, Saville helped shape the company’s distinctive, asset-light business model, emphasizing land optioning, strict cost controls, and disciplined capital allocation. This approach allowed NVR to outperform peers across housing cycles while maintaining high returns on equity and a strong balance sheet. Saville’s influence reflects a rare blend of financial rigor and operational restraint in a cyclical industry.

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.

Paul Marciano, cofounder and longtime chief creative officer of Guess, helped build one of the most recognizable global fashion brands by blending European sensibility with bold American marketing. After launching Guess in 1981 with his brothers, Marciano shaped the brand’s visual identity, provocative advertising, and denim-driven style that propelled rapid international expansion. Under his creative direction, Guess became synonymous with aspirational imagery and celebrity campaigns, turning a niche denim label into a worldwide lifestyle brand. Marciano’s influence has left a lasting imprint on fashion branding and retail aesthetics.

Paul Foster, founder and former CEO of Western Refining, built a major independent refining and fuel distribution business by acquiring underperforming assets and improving operational efficiency across the Southwest. Starting with a small El Paso refinery in the 1990s, Foster expanded Western Refining into a vertically integrated energy company before merging it with Andeavor, a deal that ultimately led to its acquisition by Marathon Petroleum. Beyond energy, he is a prominent philanthropist and civic leader in Texas, funding education, healthcare, and community development initiatives. Foster’s career reflects disciplined execution in cyclical industries paired with long-term regional impact.

Paul Fireman, founder and longtime CEO of Reebok International, built one of the most recognizable athletic footwear and apparel brands by fusing performance design with global marketing. After acquiring the fledgling company in the late 1970s, Fireman drove Reebok’s explosive growth in the 1980s through aerobics, celebrity endorsements, and international expansion, turning it into a dominant force in sportswear. He later sold Reebok to Adidas in a multibillion-dollar deal and went on to invest in real estate, hospitality, and philanthropy, extending his influence beyond consumer brands.

Patrizio Vinciarelli, founder and CEO of Vicor Corporation, is a pioneer in advanced power electronics whose work has reshaped how electricity is delivered inside high-performance computing systems. Trained as a physicist and engineer, Vinciarelli founded Vicor in 1981 and spent decades developing high-density, modular power conversion technologies that became critical to data centers, aerospace, defense, and AI-driven computing. Under his long-term leadership, Vicor evolved into a publicly traded company known for deep intellectual property, engineering precision, and its role in powering next-generation processors and accelerated computing architectures.

Patrick Zalupski, founder and CEO of Dream Finders Homes, built one of the fastest-growing homebuilders in the United States by focusing on asset-light land strategies and disciplined capital allocation. After founding the company in 2008, Zalupski emphasized lot optioning, regional market expertise, and operational efficiency, allowing Dream Finders to scale rapidly while maintaining strong margins. The company went public in 2021, cementing its position as a major player in residential construction across high-growth Sun Belt markets. Zalupski’s approach blends entrepreneurial speed with conservative balance-sheet management in a cyclical industry.

Patrick Soon-Shiong, physician, biotech entrepreneur, and investor, built one of the most consequential careers at the intersection of medicine, science, and capital. After developing the cancer drug Abraxane, which he sold to Celgene in a multibillion-dollar deal, Soon-Shiong went on to found and back numerous life-sciences companies focused on immunotherapy, data-driven medicine, and personalized healthcare. Beyond biotech, he is the owner of the Los Angeles Times and has invested heavily in medical research, AI-enabled health systems, and pandemic preparedness. His work reflects a long-term ambition to reengineer healthcare around biology, data, and scalable innovation.

Patrick Ryan, founder and CEO of Ryan Specialty Group, built a global specialty insurance powerhouse by focusing on complex, hard-to-place risks underserved by traditional carriers. A veteran of the industry who previously founded Aon, Ryan launched Ryan Specialty in 2010 to create a wholesale brokerage and underwriting platform centered on expertise, analytics, and specialty distribution. Under his leadership, the firm scaled rapidly through organic growth and acquisitions, went public, and became a key intermediary for insurers and brokers worldwide. Ryan’s career reflects decades of industry shaping, disciplined execution, and category creation in specialty insurance.

Patrick Hanrahan is a pioneering computer graphics researcher and Stanford professor whose work helped define modern real-time rendering and GPU-driven visual computing. Best known as a co-creator of Pixar’s RenderMan rendering system, he laid the technical foundations for photorealistic computer animation used across film and media for decades. In academia and industry, Hanrahan’s research bridged graphics hardware and software, influencing the evolution of programmable GPUs and real-time graphics pipelines. Widely respected for translating deep theory into practical systems, he remains one of the most influential figures in computer graphics and visual computing.

Patrick Collison, cofounder and CEO of Stripe, built one of the world’s most important financial infrastructure companies by making online payments programmable, global, and developer-friendly. Launching Stripe in 2010 with his brother John, Collison focused on simplifying complex banking rails into clean APIs, enabling millions of businesses—from startups to global enterprises—to transact online. Under his leadership, Stripe expanded into billing, fraud prevention, payouts, and financial tooling that power a large share of the internet economy. Known for intellectual rigor and long-term thinking, Collison has become a defining architect of modern fintech.

Parker Conrad, founder and CEO of Rippling, is a serial entrepreneur who built one of the fastest-growing workforce management platforms by unifying HR, IT, and finance into a single system of record. After early ventures including Zenefits, Conrad launched Rippling in 2016 with a focus on deep integration, automation, and global scalability, helping companies manage employees’ devices, payroll, benefits, and access from one platform. Known for product intensity and operational rigor, he has positioned Rippling as a category-defining company in modern enterprise software.

Palmer Luckey, founder of Oculus and Anduril Industries, is a technologist and defense entrepreneur who has reshaped both virtual reality and modern defense technology. After creating Oculus VR as a teenager and selling it to Facebook, Luckey launched Anduril to apply Silicon Valley software principles to national security, building autonomous systems, AI-driven surveillance, and advanced defense platforms for governments. Known for bold ideas and rapid execution, he has become a polarizing but highly influential figure at the intersection of technology, defense, and geopolitics.

Pablo Legorreta, founder and CEO of Royalty Pharma, built a category-defining firm by pioneering royalty-based investing in biopharmaceutical innovation. After founding the company in 1996, Legorreta created a model that provides non-dilutive capital to drug developers in exchange for royalty streams on approved medicines, helping finance breakthroughs while managing risk through diversified cash flows. Under his leadership, Royalty Pharma scaled into a multibillion-dollar, publicly traded platform that partners with leading biotech companies and academic institutions worldwide, reshaping how life-science innovation is funded.

P. J. Hyett, cofounder of GitHub, helped create the platform that became the default home for modern software collaboration, reshaping how developers build, review, and ship code at global scale. As GitHub evolved from a developer tool into a foundational layer of the internet’s software stack, Hyett played a key role in its early product DNA and community-first growth, helping turn open-source momentum into a dominant enterprise platform. GitHub’s rise culminated in its landmark acquisition by Microsoft, cementing Hyett’s place among the entrepreneurs who defined the modern developer economy.

Osman Kibar, founder and CEO of Samara, is a biotech entrepreneur focused on regenerative medicine, aiming to restore organ function rather than manage disease. Trained as a materials scientist, Kibar launched Samara to develop therapies that activate the body’s innate repair mechanisms, starting with severe osteoarthritis. By combining developmental biology with advanced drug discovery, he has positioned the company at the frontier of tissue regeneration. Kibar’s work reflects a long-horizon approach to biotech innovation centered on curative science.

Orlando Bravo, cofounder and managing partner of Thoma Bravo, built one of the most powerful private equity franchises in software by applying a disciplined, repeatable playbook to mission-critical technology businesses. After early success investing in cybersecurity and enterprise software, Bravo scaled Thoma Bravo into a dominant global platform known for operational improvement, buy-and-build strategies, and long-term value creation. His focus on recurring revenue models and founder-aligned execution has reshaped how private equity approaches software at scale.