Masters of Karate, located on Union Street close to the Green Line's Newton Center stop, offers martial arts classes for people of all ages. It specializes in kempo karate (officially, Shaolin Kempo Chi-Sao karate). Assistant chief instructor Jesse Cabrera emphasizes that "attention is paid to all levels and abilities and individual students needs." Instructors also work with students with disabilities. There is a second location in Westford.