Timothy Headington is a billionaire businessman, film producer, and real estate developer who revitalized downtown Dallas. After building a fortune in oil and gas, he founded Headington Companies, which oversees luxury assets like The Joule hotel and the Forty Five Ten boutique. In early 2026, his firm is expanding its footprint by bringing Dallas-born concepts Tango Room and Commissary to Frisco’s HALL Park. A prolific producer, his recent credits include the 2026 Sundance breakout Wicker and continued work with his production banners Tango and Ley Line Entertainment. He is also a significant philanthropist through the Headington Institute, which provides psychological support for humanitarian workers and first responders globally.

Tim Dunn is the billionaire CEO of CrownQuest Operating and a pivotal force in conservative politics. After the $12 billion sale of CrownRock to Occidental Petroleum, he has utilized his wealth to support "America First" initiatives and Texas-based advocacy. An engineer by training and a devout Christian, he founded the Midland Classical Academy and remains a leading voice at the Texas Public Policy Foundation. In February 2026, his focus centers on the Texas primary elections, where his PAC, Texans United for a Conservative Majority, is funding candidates who support school vouchers and religious values. His leadership is defined by a commitment to criminal justice reform.

Tim Draper is a billionaire venture capitalist and founder of Draper Associates, renowned for his early bets on Tesla, SpaceX, and Bitcoin. A scion of a Silicon Valley dynasty, he pioneered "viral marketing" with Hotmail and famously acquired 30,000 confiscated bitcoins in 2014. In 2026, he remains a vocal crypto bull, predicting Bitcoin will reach $250,000 during what he calls a "bonanza year" for technology. Beyond finance, he fosters the next generation of founders through Draper University and regional competitions like the Utah Entrepreneur Challenge. His recent 2026 activity includes backing the startup PickMyWork and advocating for decentralized governance.

Tim Boyle is the billionaire Chairman and CEO of Columbia Sportswear, a brand he famously helped his mother rescue from bankruptcy in the 1970s. In 2026, he was inducted into the Sporting Goods Industry Hall of Fame, joining his mother, Gert, as the first mother-son duo to be honored. While still at the helm, he recently formalized a succession plan by naming his son, Joe Boyle, and Peter Bragdon as co-presidents to oversee the "Project Accelerate" strategy. A major benefactor of the University of Oregon, he has donated tens of millions to the life sciences, specifically funding genomics research and facilities that have established the university as a global leader in the field.

Tim Sweeney is the billionaire founder and CEO of Epic Games, the creator of "Fortnite" and the Unreal Engine. A self-taught programmer, he started the firm in 1991 and has since become a leading advocate for open digital ecosystems and fair app store practices. In 2026, he continues to lead Epic’s expansion into the metaverse while serving as one of North Carolina's most significant conservationists. He has acquired over 54,000 acres of land, including the Box Creek Wilderness, to protect rare species and old-growth forests from development. By holding these tracts until they can be transferred to state agencies, he has created a massive biological corridor across the Appalachian highlands.

Tilman Fertitta is the billionaire owner of the Houston Rockets and Landry’s, currently serving as the U.S. Ambassador to Italy. Since his 2025 appointment, he has balanced diplomacy in Rome with oversight of his gaming and hospitality empire. In 2026, he remains a central figure in the Rockets' strategy, which recently included the acquisition of Kevin Durant. A prominent philanthropist, he recently unveiled a historic Lincoln casket flag and continues his massive support for the University of Houston. His dual role makes him a unique power player in both international relations and professional sports.

Tianqiao Chen is the billionaire founder of Shanda Group and the Tianqiao and Chrissy Chen Institute (TCCI), who famously pivoted from a Chinese gaming empire to global neuroscience philanthropy. Now based in Silicon Valley, he has committed billions to unlocking the mysteries of the human brain, notably funding the Chen Neuroscience Research Building at Caltech and launching "Gestala" in early 2026 to pioneer ultrasonic, non-invasive brain-computer interfaces. Beyond science, he is one of the largest private landowners in America, holding nearly 200,000 acres of timberland in Oregon. His current work focuses on "Discoverative Intelligence," a vision where AI acts as a structured partner in scientific discovery, and his 2026 launch of ChenNative.ai offers a deep dive into his philosophy on the co-evolution of carbon and silicon-based life.

Tom Werner is the chairman of Fenway Sports Group (FSG) and a legendary television producer behind iconic sitcoms like The Cosby Show and Roseanne. As chairman of both the Boston Red Sox and Liverpool FC, he has overseen a period of historic success, including four World Series titles and multiple international soccer trophies. In 2026, he continues to navigate the complexities of modern sports ownership, recently addressing the Red Sox's "dry powder" payroll strategy and roster changes during spring training. A dedicated philanthropist, he spearheaded the creation of the Red Sox Foundation and the Home Base Program, which has provided clinical care to over 30,000 veterans and their families.

Thomas Tull is a billionaire entrepreneur, investor, and former film producer who founded Legendary Entertainment, where he produced major hits like The Dark Knight and Inception. Currently, he serves as the co-chairman of TWG Global and the founder of the U.S. Innovative Technology Fund (USIT), focusing on growth-stage companies in artificial intelligence, biotechnology, and space. His diverse sports portfolio includes minority stakes in the Pittsburgh Steelers, the New York Yankees, and the Los Angeles Lakers. In early 2026, Tull’s philanthropic impact was highlighted by a $20 million joint donation to the Jackie Robinson Foundation and continued support for educational and athletic programs through the Tull Family Foundation.

Tom Steyer is a billionaire businessman, climate activist, and prominent candidate in the 2026 California gubernatorial election. After building his fortune as the founder of the hedge fund Farallon Capital, he pivoted to full-time advocacy, founding NextGen America to mobilize young voters on issues like climate change and social justice. In late 2025, he launched his bid to succeed Gavin Newsom, framing himself as a "populist billionaire" focused on tackling California's affordability crisis and pledging to build one million affordable homes. To focus on his campaign, he took a formal leave of absence from his leadership role at Galvanize Climate Solutions, the investment firm he co-founded with Secretary John Kerry to finance the global energy transition.

Thomas Siebel is the founder and Executive Chairman of C3.ai, a global pioneer in enterprise artificial intelligence software. After establishing Siebel Systems as the leader in the CRM market and selling it to Oracle in 2006, he founded C3.ai in 2009 to provide scalable AI and IoT solutions for industries ranging from energy to defense. In September 2025, Siebel transitioned from CEO to Executive Chairman to focus on long-term strategy and product innovation, following a diagnosis of an autoimmune disease that caused significant visual impairment. A prolific philanthropist, he has donated over $150 million to the University of Illinois at Urbana-Champaign and remains a leading voice on digital transformation and the evolution of "agentic AI" in the corporate world.

Thomas Secunda is a co-founder and Vice Chairman of Bloomberg L.P., where he famously served as the chief engineer for the Bloomberg Terminal. Over his four-decade career, he has been the primary architect of the company’s financial products, overseeing the development of the data and analytics tools that define modern global finance. In early 2026, he made headlines for his landmark $30 million gift to his alma mater, Binghamton University, to establish the Center for AI Responsibility and Research. This contribution is a cornerstone of the "Empire AI" initiative, a public-private partnership aimed at positioning New York as a leader in ethical and transparent artificial intelligence development.

Thomas Pritzker is the former Executive Chairman of Hyatt Hotels Corporation and the current Chairman of The Pritzker Organization. Over a career spanning four decades, he led the global expansion of the Hyatt brand and oversaw the diverse investment portfolio of the Pritzker family. A graduate of the University of Chicago with a JD/MBA, he is also a prominent figure in international policy as Chairman of the Center for Strategic and International Studies (CSIS). In early 2026, he retired from his executive role at Hyatt to focus on his philanthropic and scientific ventures, including the Pritzker Neuropsychiatric Disorders Research Consortium and his work in Himalayan history.

Thomas James is the Chairman Emeritus of Raymond James Financial, where he served as CEO for forty years, transforming his father's regional brokerage into a global financial powerhouse. A graduate of Harvard and Stetson University, he is the architect of the firm's "client-first" culture and long-term conservative growth strategy. Although he retired from the board in 2024, he remains a vital mentor to the leadership team during the 2026 transition of Paul Shoukry to CEO. A renowned philanthropist and art collector, he founded the James Museum of Western & Wildlife Art in St. Petersburg, Florida, cementing his legacy as a titan of both finance and regional culture.

Thomas Hagen is the billionaire chairman of Erie Indemnity, the management firm for Erie Insurance Group. Joining as a file clerk in 1953, he rose to become CEO and chairman, guiding the Fortune 500 company for decades. He is the widower of Susan Hirt Hagen, the founder's daughter. In 2026, he continues to lead the board, recently launching the $100 million Erie Insurance Foundation to mark the company's 100th anniversary. A former Pennsylvania Secretary of Commerce and retired Navy captain, Hagen is one of the state's most significant philanthropists, heavily invested in the restoration and economic revitalization of his hometown of Erie, Pennsylvania.

Tom Golisano is the billionaire founder of Paychex and a prolific philanthropist who has donated over $1 billion to healthcare, education, and disability services. In early 2026, his legacy expanded through the Golisano Children's Alliance, a network of ten hospitals bolstered by his recent $50 million gifts to centers in Buffalo, Connecticut, and Kentucky. He is also scaling his Golisano Institute for Business & Entrepreneurship, with a new campus opening in the former Buffalo News building in fall 2026. Beyond his business empire, the former Buffalo Sabres owner remains a leading advocate for tax reform and inclusive health for individuals with intellectual disabilities.

Thomas Duff is the co-founder of Duff Capital Investors and the co-owner of Southern Tire Mart, the nation’s largest truck tire dealer. As the wealthiest individual in Mississippi, alongside his brother James, he manages a multi-billion dollar empire spanning trucking, construction, and energy. In early 2026, his influence has expanded into the political arena following the launch of his "Duff PAC" and growing speculation regarding a 2027 gubernatorial run. A prominent philanthropist, he has donated tens of millions to Mississippi’s public universities. His leadership is defined by an "outsider" business perspective and a commitment to regional economic development.

Thomas Barrack Jr. is the U.S. Ambassador to Türkiye and the Special Envoy for Syria in the second Trump administration, where he serves as a pivotal figure in Middle Eastern diplomacy. A veteran private equity investor and the founder of Colony Capital (now DigitalBridge), Barrack has leveraged his decades of experience in the region to broker historic regional agreements. In early 2026, he played a lead role in integrating the Syrian government into the Global Coalition to Defeat ISIS and oversaw major infrastructure MoUs, including a milestone gas exploration agreement between Syria and Chevron. His current diplomatic portfolio emphasizes regional security through "shared responsibility," successfully managing the complex transition of territory between the Syrian Democratic Forces and the central government in Damascus.

Thierry Cruanes is a co-founder of Snowflake and a visionary database architect who redefined cloud data storage. Before launching Snowflake in 2012, he spent thirteen years at Oracle as a lead architect, specializing in parallel query execution and optimization. His technical expertise was instrumental in designing the platform’s unique architecture that separates compute from storage, fueling its rise to the largest software IPO in history. A PhD in Computer Science with over 40 patents, Cruanes remains a key figure in the company’s technological evolution. He is widely credited with helping shift the global industry toward high-performance, cloud-native data analytics.

Terry Pegula is the billionaire owner of the Buffalo Bills and Buffalo Sabres, having built his fortune in the natural gas industry. In early 2026, he initiated a major organizational shift by firing longtime Bills head coach Sean McDermott and promoting Joe Brady. He also restructured the front office, naming Brandon Beane as President of Football Operations. While overseeing the construction of a new multi-billion dollar stadium in Orchard Park, Pegula remains a central figure in Buffalo sports, recently drawing headlines for his candid assessment of the team's roster and his focused commitment to finally bringing a Super Bowl title to Western New York.