Justin Birnbaum

Justin Birnbaum

Forbes Staff|SportsMoney

Justin Birnbaum is a New York City-based staff writer who covers the business of sports. He’s profiled billionaire team owners Toto Wolff and Jorge Mas, reported on how big sneaker brands are capitalizing on surging women’s basketball popularity, and edited tentpole lists such as

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Toto Wolff’s Winning Formula

Toto Wolff’s Winning Formula

ByJustin Birnbaum,

Forbes Staff

The hard-driving billionaire built Mercedes’ F1 team into an auto racing dynasty. Their championship days may be in the rear-view mirror, but he is more successful than ever.

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5,764 viewsApr 15, 2025

Private Equity Firm Velocity Capital Is Investing More Than $100 Million In A European Soccer Agency

While some institutional investors are flocking to sports team stakes, three-year-old Velocity has other goals in mind—and sees a big score with its sixth deal, for Unique Sports Group.

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8,373 viewsApr 1, 2025

The World’s Richest Sports Team Owners 2025

The world’s richest sports team owners include the billionaires at the top of the NBA, the NFL and European soccer. See the top 25 ranking, with a combined net worth of $607 billion.

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11,723 viewsMar 25, 2025

Baseball’s Highest-Paid Players 2025

MLB’s top 10 earners will haul in $576 million combined this season, led by the sport’s first two $100 million men in Mets signing Juan Soto and Dodgers star Shohei Ohtani.

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PREMIUM1,778 viewsMar 13, 2025

Monarch Collective Expands Fund To $250 Million To Keep Fueling Women’s Sports Boom

The private equity firm hasn’t had an exit yet, but investors are so eager to get into the NWSL and other surging leagues that its founders have secured an additional $100 million for their war chest.

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PREMIUM17,094 viewsMar 7, 2025

How A Swedish Fitness Toy Went Viral Thanks To Tom Brady, RFK Jr. And An Army Of Celebrities

With its star-studded social media marketing, Boxbollen hit nearly $60 million in revenue last year. Its cofounders have even bigger ambitions—including creating a sport.