All About the Dallas Mavericks Owners: Wealth, Family, and Background

The Dallas Mavericks were established in 1980 and are based in Dallas, Texas. The Dallas Mavericks are a prominent NBA franchise popular for their passionate fan base and competitive legacy. Fans often wonder, "Who is Dallas Mavericks owner?". International recognition came quickly to this team under the former owner Mark Cuban, though still a minority owner of the team, especially after winning their first NBA Championship in 2011, led by Dirk Nowitzki.

The Mavericks have stayed consistent while being playoff contenders, and their current roster features superstar Kyrie Irving, positioning them as a team with a bright future.

A pivotal and crucial role is played by NBA team owners as they shape the identity and success of the franchise. They influence executive decisions, roster development, infrastructure, community engagement, roster development ad set goals to be targeted in order to meet the long-term vision.

The mediocrity of the team is basically transformed into the greatest of the potential shown by the players of the team under the supervision of strategic and committed team owners. As stewards of both the business and cultural legacy of a franchise, owners have the power to elevate the team's brand globally and turn around the trajectory of the league's future.

Who is the Dallas Mavericks' Owner?

Dallas Mavericks ownership is divided among two partners. The majority Dallas Mavericks owner is Miriam Adelson. She is the widow of casino magnate Sheldon Adelson. She, along with the Adelson-Dumont family (including Sivan and Patrick Dumont), purchased a 69% controlling stake in December 2023. Following that acquisition, Patrick Dumont now serves as the team's official governor and represents the Mavericks at NBA Board of Governors meetings.

Longtime Dallas Mavericks owner Mark Cuban, who purchased the team in 2000, retained a 27% minority stake after the sale and continues to hold influence, though no longer as the majority owner.

Miriam Adelson is an Israeli-American physician, billionaire philanthropist, and staunch Republican mega-donor who became the majority owner of the Dallas Mavericks in December 2023, securing a 69% stake in the franchise. A successful addiction specialist and medical researcher, she inherited and expanded her late husband Sheldon Adelson’s legacy, including ownership of Las Vegas Sands and prominent media outlets. Adelson has significant influence in both the sports and political arenas, funding conservative causes, including major backing for Donald Trump and advocating for pro-Israel positions.

Beyond her business acumen, she has been honored with the Presidential Medal of Freedom in 2018 and leads major philanthropic initiatives through the Adelson Family Foundation.

Her entry into NBA ownership brings her financial power and political clout to Texas, raising questions about future sports-betting policy shifts.

Mark Cuban, on the other hand, is a self-made billionaire, tech entrepreneur, and prominent investor. He is best known as the Dallas Mavericks owner and a longtime judge on Shark Tank. He founded tech companies like MicroSolutions and Broadcast.com, the latter he sold to Yahoo in 1999 for $5.7 billion.

Cuban purchased the Mavericks in 2000 for $285 million and led the franchise to its first NBA Championship in 2011. Though he sold a 69% majority stake to Miriam Adelson and Patrick Dumont in December 2023, he retained a 27% ownership and continued to oversee basketball operations. As of June 2025, the Dallas Mavericks owner net worth is estimated at $5.7 billion.

Known for his passionate, outspoken style and courtside presence, Cuban remains a visible figure in Mavericks games and a vocal advocate for wage fairness after publicly raising the pay of arena staff who relied on government aid.

Miriam Adelson's Personal Life

Born on 10th October, 1945, Dr. Miriam Adelson might look like the perfect image of the rich, but she is accomplished in ways that generally do not reflect the usual personalities of NBA team owners.

She was born to Polish-Jewish Holocaust survivors in Tel Aviv. A highly accomplished physician, businesswoman, and philanthropist, she earned a BSc in Microbiology & Genetics from Hebrew University and an MD from Tel Aviv University's Sackler School of Medicine.

Additionally, she served in the Israeli military as a medical officer before completing postdoctoral addiction research at Rockefeller University in New York, where she developed a groundbreaking career in substance abuse treatment and founded clinics in Tel Aviv and Las Vegas.

Miriam Adelson's Family

In 1991, Miriam married billionaire Sheldon Adelson, with whom she shared both a deep personal and professional partnership. Together, they had two sons, Matan Adelson and Adam Adelson. Together, they co-founded the Adelson Medical Research Clinic and the Adelson Family Foundation, funding major initiatives in addiction treatment, oncology, neurology, Jewish causes, and medical education, disbursing over $200 million annually.

Matan Adelson is now a successful businessman and investor, serving as the majority owner of Israeli basketball club Hapoel Jerusalem B.C. since 2023. He graduated from Stanford University with a degree in economics.

Adam Adelson, his older brother, has pursued a career in professional racing.

Upon Miriam Adelson husband's death in 2021, she became the majority stakeholder and publisher of Las Vegas Sands and Israel Hayom. She is widely recognized as one of the top political donors in modern U.S. history, contributing hundreds of millions to Republican campaigns and conservative causes, including substantial support for presidential super PACs, and was awarded the Presidential Medal of Freedom in 2018 for her contributions to medicine and philanthropy.

Mark Cuban's Personal Life

Mark Cuban, born July 31, 1958, in Pittsburgh, comes from a close-knit Jewish working-class family; his father, Norton, was an automobile upholsterer, and his mother, Shirley, held various jobs. From his youth, Cuban showed a strong entrepreneurial streak, selling garbage bags door to door at 12 and giving disco lessons to earn extra money. He also attended the University of Pittsburgh for one year before transferring to Indiana University, where he earned a degree in business administration from the Kelley School of Business.

After college, Cuban moved to Dallas, Texas, where he began his career in tech and business. He founded MicroSolutions, a computer consulting company, and later Broadcast.com, a streaming platform he sold to Yahoo for $5.7 billion in 1999.

His success in tech opened the door, and he purchased the Dallas Mavericks in 2000, transforming the struggling NBA team into a championship-winning franchise. He has been known for his candid, hands-on leadership style and investments, and he became a pop culture figure as an investor on Shark Tank. He advocated for employee rights, innovation, and accessible healthcare. Today, he is one of the most influential figures in both sports and entrepreneurship.

Mark Cuban's Family

The entrepreneur and Dallas Mavericks minority owner has been married to Tiffany Stewart since September 21, 2002, after meeting her at a Dallas gym in 1997. Mark Cuban wife worked as an advertising executive before transitioning into philanthropy with organizations like Hoops ‘n Hopes and the Mays Foundation, and is known for her grounded yet active family involvement.

Mark Cuban kids are Alexis, Alyssa, and Jake. Their eldest daughter, Alexis, is a college student at Vanderbilt studying human organizational development, active on TikTok, and featured by her father as an independent thinker. His second daughter, Alyssa, has been called the artist of the family. Their only son and third child, Jake, who exhibits a business mindset by selling candy at school and managing spreadsheets, following the footsteps of his dad.

Despite their wealth, the Cubans aim to raise their children with discipline, responsibility, and a feeling of normalcy. They maintain household routines like cooking dinner and putting the kids to bed, limit screen time with tech controls, and emphasize that their children earn privileges rather than expecting entitlement.

What Was the Sale Price of the Dallas Mavericks?

During late 2023, Mark Cuban was able to sold a majority stake from about 69-73% in the Dallas Mavericks to Miriam Adelson, approximately between 69 and 73%. The Adelson-Dumont family received it for approximately $3.5 billion.

This particular deal brought the return on Cuban's initial $285 million investment in 2000, a profit increase of over twelvefold. Despite selling his majority stake, according to apnews.com, Cuban retained a 27% share of the franchise and continued to control basketball operations.

The $3.5 billion value emphasises the soaring economic value of NBA franchises, driven by lucrative media rights, global branding, and expanding market opportunities.

The partnership between Cuban's basketball acumen and the Adelson family's casino and real estate expertise strategically positions the Mavericks for future growth, potentially including a new arena integrated with resort or casino components. This happens especially if Texas legalizes gambling.

Dallas Mavericks Worth in 2025

Under the majority ownership of Miriam Adelson and Patrick Dumont, the Dallas Mavericks remain one of the NBA’s premier franchises now. The Mavericks are valued at approximately $4.72 billion, placing them tenth among NBA teams in overall worth according to nbcsportsbayarea.com.

The franchise has seen its value climb steadily up about 4–5% year over year.

This has been fueled by strong operating income, robust media rights, and increased revenues from sponsorship and ticket sales. The November 2024 sale was reported in the range of $3.8–3.9 billion for a 69% stake, further underscoring the accelerating valuation of the team .

Why did Mark Cuban decide to sell the Dallas Mavericks?

Mark Cuban decided to sell the majority stake in the Dallas Mavericks in late 2023 for several strategic reasons. These were not rooted in losing interest, but in adapting to the evolving business landscape of sports and entertainment.

Cuban saw the opportunity to partner with the Adelson–Dumont family, whose deep experience in real estate, casinos, and large-scale hospitality ventures aligned with his vision of building a new, state-of-the-art arena and entertainment district in Dallas.

In multiple interviews, he emphasized that the sale wasn’t about stepping away but about teaming up with people who could bring "a whole different skillset" to the table, especially with potential sports betting legalization in Texas, an area the Adelsons have long lobbied for through their Las Vegas Sands empire, according to apnews.com.

Cuban retained a 27% ownership stake and negotiated to continue controlling basketball operations, showing his enduring commitment to the team’s on-court success. He described the deal as "win-win," according to cbssports.com, allowing him to focus on basketball and innovation, while the Adelsons and Patrick Dumont could manage infrastructure and commercial growth. In Cuban’s own words,

Ownership History of the Dallas Mavericks

Impact on the Team’s Success

Under the supervision of the founding owner, Don Carter, the Dallas Mavericks were able to establish themselves as a competitive force in the 1990's but went into a tumultuous situation as soon as the team came into the hands of H. Ross Perot Jr.

Finally the team flourished on the arrival of Mark Cuban in 2000 that sparked a dramatic turnaround.

He brought innovation, deep financial investment, and a hands on leadership style that transformed the Mavericks into one of the NBA’s elite franchises. Cuban's ownership era peaked with the 2011 NBA Championship, and he established a culture of stability, ambition, and cutting edge strategy.

The 2023 sale to Miriam Adelson and the Adelson-Dumont family, with Patrick Dumont as team governor, has not disrupted the team’s competitive structure, as Cuban retained control of basketball operations. Instead, the new ownership has the potential to enhance business operations, infrastructure, and long-term valuation, further solidifying the Mavericks’ position as a premier NBA franchise.