Mark S. Mastrov is an American businessman who is the founder and former CEO of

24 Hour Fitness 24 Hour Fitness is a privately owned and operated fitness center chain headquartered in Carlsbad, California. It is the second largest fitness chain in the United States based on revenue after LA Fitness, and the fourth in number of clubs (behi ...

. He is also part of the

Sacramento Kings The Sacramento Kings are an American professional basketball team based in Sacramento, California. The Kings compete in the National Basketball Association (NBA) as a member of the Western Conference Pacific Division. The Kings are the oldest ...

ownership group.

Career

The 24 Hour Fitness began in 1983 as a one-club operation called 24 Hour Nautilus. Mark Mastrov and Leonard Schlemm began the firm, with Mastrov and Schlemm remaining to continue its expansion. In 1998 David Giampaolo and Mark Mastrov co-founded Fitness Holdings Europe, a private-equity-backed investment vehicle, to open and acquire small chains of European health clubs. Fitness Holdings Europe was merged into 24 Hour Fitness Worldwide, Inc. in 2000. In 2010 Mastrov founded

Hard Candy Fitness Hard Candy Fitness was a chain of fitness centres that were a partnership between Madonna, her manager Guy Oseary and Mark Mastrov, the founder and CEO of 24 Hour Fitness. Founded in 2010, the venture had centres in Berlin (8 clubs), Mexico City, ...

with

Madonna Madonna Louise Ciccone (; ; born August 16, 1958) is an American singer-songwriter and actress. Widely dubbed the " Queen of Pop", Madonna has been noted for her continual reinvention and versatility in music production, songwriting, a ...

, her manager

Guy Oseary Guy Harley Oseary ( he, גיא עוזרי; born October 3, 1972) is an Israeli-American talent manager and writer. His clients include Madonna, U2 and the Red Hot Chili Peppers. Biography Guy Oseary was born on October 3, 1972, in Jerusale ...

. In 2013 Mastrov became a member of a new

ownership group, which was led by

Vivek Ranadivé Vivek Yeshwant Ranadivé (; born 7 October 1957) is an Indian-American business executive, engineer, author, speaker and philanthropist.D'Agostino, RyanThe Man Who Knows Everything ''Esquire''. 19 January 2012. Ranadivé is the founder and form ...

. In November 2015 he founded professional

video gaming Video games, also known as computer games, are electronic games that involves interaction with a user interface or input device such as a joystick, controller, keyboard, or motion sensing device to generate visual feedback. This feedback m ...

esports Esports, short for electronic sports, is a form of competition using video games. Esports often takes the form of organized, multiplayer video game competitions, particularly between professional players, individually or as teams. Although orga ...

team

NRG Esports NRG Esports is an American esports organization based in Los Angeles, California. It has rosters in ''Apex Legends'', ''Clash Royale'', ''Dragon Ball FighterZ'', ''Fortnite'', ''Gears of War'', ''Hearthstone'', ''Overwatch'', ''Rocket League'', ...

with Gerard Kelly and Andy Miller.

Personal life

Mastrov was born in 1958 in

Oakland Oakland is the largest city and the county seat of Alameda County, California, United States. A major West Coast port, Oakland is the largest city in the East Bay region of the San Francisco Bay Area, the third largest city overall in the Bay A ...

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

. He grew up in the

San Francisco Bay Area The San Francisco Bay Area, often referred to as simply the Bay Area, is a populous region surrounding the San Francisco, San Pablo, and Suisun Bay estuaries in Northern California. The Bay Area is defined by the Association of Bay Area Go ...

and graduated from

Castro Valley High School Castro Valley High School is located in the unincorporated suburban community of Castro Valley, California, United States. It is a State school#United States high school for grades 9 to 12. Named a National Exemplary School in 1984–85 and 1988� ...

where he played

point guard The point guard (PG), also called the one or the point, is one of the five Basketball positions, positions in a regulation basketball game. A point guard has perhaps the most specialized role of any position. Point guards are expected to run t ...

. He has a bachelor's degree in business from

California State University, Hayward California State University, East Bay (Cal State East Bay, CSU East Bay, or CSUEB) is a public university in Hayward, California. The university is part of the 23-campus California State University system and offers 136 undergraduate and 60 post ...

References

Living people 1958 births People from the San Francisco Bay Area People from Oakland, California Sacramento Kings executives Esports team owners California State University, East Bay alumni NRG Esports {{business-bio-stub