Equinox Gyms, a high-end health club with 11 locations in New York City, plans to by adding a 30,000-square-foot club at 72 Heights Road in Darien, CT. Services at the upscale clubs' New York locations include nutritional counseling, holistic medicine, acupuncture, weight loss programs, massage therapy, and fencing classes. After building out the space, the tenant plans to take occupancy in January of 2003. Cory Gubner of Chase Commercial Real Estate represented the tenant in the deal. Thomas Golden of The Thomas Golden Cos., the owner of the building, represented himself.