Billionaire Profile

Global Rank

#1100

Image: DCBiz500 | CC BY-SA 3.0 | via Wikimedia Commons

Theodore Leonsis

CEO, Sports teams

UNITED STATES

Real-Time Net Worth

$3.873B

Estimated based on Sports teams stock value as of March 6, 2026

-0.01% (24h)

Age

Source

Sports teams

Industry

Automotive

Citizenship

UNITED STATES

Biography

Theodore 'Ted' Leonsis is a prominent American businessman, investor, and philanthropist, best known as the founder, chairman, and CEO of Monumental Sports & Entertainment (MSE). His net worth is estimated at $3.1 billion as of February 2025. Leonsis's source of wealth is primarily his ownership of sports teams. His career began in the tech industry, where he held a senior executive role at America Online (AOL) for nearly 14 years. Leonsis then transitioned to the sports world, building an empire that includes the Washington Capitals (NHL), Washington Wizards (NBA), Washington Mystics (WNBA), and Capital One Arena, among others. Known for his entrepreneurial drive and commitment to community engagement, he also co-founded Revolution Growth, a venture capital firm.

Fact Checked

Verified by Editorial Team

Live Data

Updated 3/6/2026

Wealth Over Time

Portfolio Holdings

In-Depth Profile

Early Life and Education

Theodore John Leonsis was born in Brooklyn, New York, on January 8, 1957. His grandparents were Greek immigrants. He graduated from Georgetown University in 1977 with a degree in American Studies.

Rise to Success

Leonsis's career began with his entrepreneurial venture LIST, a magazine focused on personal computing, which he sold to Thomson Reuters for $40 million. He later joined America Online (AOL) and played a key role in its expansion during the 1990s internet boom, eventually becoming president and vice chairman. In 1999, he purchased the Washington Capitals for $85 million.

Key Business Strategies

Leonsis is the founder, chairman, principal partner, and chief executive officer of Monumental Sports & Entertainment (MSE). Under his leadership, MSE owns several sports teams, including the NHL's Washington Capitals, the NBA's Washington Wizards, the WNBA's Washington Mystics, and the NBA G League's Capital City Go-Go. He emphasizes a 'double bottom line philosophy,' deeply committed to philanthropy and community engagement.

Philanthropy

Through the Leonsis Foundation, his sports teams, the Monumental Sports & Entertainment Foundation, and his family’s personal giving, Leonsis supports hundreds of charities each year. He has been the chairman of the board of DC-CAP (District of Columbia College Access Program) since 2015.

Career Milestones

1977

Graduated from Georgetown University

Earned a degree in American Studies.

1981

Founded LIST Magazine

Launched a magazine focused on personal computing.

1994

Joined AOL

Became a senior executive at America Online.

1999

Purchased Washington Capitals

Acquired the NHL team for $85 million.

2018

Stanley Cup Championship

The Washington Capitals won their first Stanley Cup.

Philanthropy & Social Impact

Education

DC-CAP

Undisclosed

Chairman of the board, encouraging and enabling DC public high school students to enroll in and graduate from college.

Education

Leonsis Family Foundation

Undisclosed

Supports young student entrepreneurs at Georgetown University's McDonough School of Business.

Business Philosophy & Leadership

Notable Quotes

""Leave more than you take.""

""There are no right answers that someone else can give you.""

Leadership Principles

Focus on the Customer

Prioritizes the customer's viewpoint in all aspects of the business.

Empathy

Listens, responds, and is empathetic.

Value communities

Unites the community through a winning sports team.

Controversies & Challenges

2023

Stadium Subsidy Controversy

Criticized for a $1.35 billion agreement with Virginia for new stadiums, the largest public stadium subsidy of its kind.

Ongoing

Relocation Threats

Threatened to move teams out of Washington, D.C., to secure public money.

Ongoing

Allegations of Circumventing NHL Salary Caps

Allegations of circumventing NHL salary caps and bribing bloggers for positive coverage

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