Town Sports International Holdings is one of the largest health club companies in the Northeastern United States. TSI owns and operates the Sports Clubs Network, which includes New York Sports Clubs, Boston Sports Clubs, Washington Sports Clubs and Philadelphia Sports Clubs. Since 1974, the Sports Clubs Network has since grown to include more than 135 health and fitness facilities in four major metropolitan areas, including New York, Boston, Washington, D.C., and Philadelphia, with membership totaling more than 350,000. There are also three locations in Switzerland, including the Forum and the Joggeli Fitness Clubs in Basel and the Luxor Club in Zurich. All Sports Clubs locations offer a multitude of options for everyone, including a wide range of group exercise and fitness programs. Select facilities also offer racquet sports, pools, basketball courts and other recreational activities. All clubs are fully equipped with strength training equipment, cardiovascular machines and other exercise equipment. Additional services, such as personal training, massage, steam room and sauna, Sports Clubs for Kids and fitness assessments are also available. Town Sports International Holdings maintains a location in New York.