LA Fitness was founded in 1984 by Chin Yol Yi and Louis Welsh. The first location was in Los Angeles, CA. Over the next 10 years, the company expanded by acquiring other gyms in the Southern California area.
In 1995, the company built what would become the prototype for all its future gyms and continued new construction throughout the 90s.
In 2000, the company acquired one of the largest fitness chains in Atlanta and converted 25 locations into 14 larger gyms.
In 2007, the company expanded into Canada by acquiring 7 gyms in Toronto. In 2010, they acquired Pure Fitness Arizona and 10 gyms in the Phoenix area.
In 2013, the company The Buffalo and Rochester Athletic Clubs in Western New York. Ten locations of Vision Quest Sport and Fitness clubs in Seattle were also acquired.
The company has had numerous complaints about racial discrimination and in September 2018, removed two managers from their positions as the company studied the complaint of a former employee.
In January 2019, a 90-year-old cancer patient in Texas states that he was pressured into purchasing $5,000 worth of personal training classes.
In April 2021, LA Fitness sued 11 insurance companies that cover employees, claiming that the carriers should pay $500 million in COVID-19-related losses after over 1,200 of its employees contracted the coronavirus.
LA Fitness currently has over 800 gyms in the US and Canada. Headquarters are located in Irvine, California.