| Mark Mastrov | |
| Birth Date: | 29 January 1958 |
| Birth Place: | Oakland, California, U.S. |
| Occupation: | Businessman, executive |
| Known For: | 24 Hour Fitness |
Mark S. Mastrov is an American businessman who is the co-founder and former CEO of 24 Hour Fitness. He is also part of the Sacramento Kings ownership group.
The 24 Hour Fitness began in 1983 as a one-club operation called 24 Hour Nautilus.[1] 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.[2] In 2010 Mastrov founded Hard Candy Fitness with Madonna and her manager Guy Oseary.
In 2013 Mastrov became a member of a new Sacramento Kings ownership group, which was led by Vivek Ranadivé.[3]
In November 2015 he founded professional video gaming esports team NRG Esports with Gerard Kelly and Andy Miller.[4]
Mastrov was born in 1958 in Oakland, California.[5] He grew up in the San Francisco Bay Area and graduated from Castro Valley High School where he played point guard.[6] He has a bachelor's degree in business from California State University, Hayward.
Mastrov's daughter, Mia Mastrov, plays college basketball for the California Golden Bears.[7]