Chelsea ATA Martial Arts is a locally-owned and operated martial arts studio that provides Karate and Tae Kwon Do instruction for kids and adults in the Chelsea area. Proframs offered include Tiny Tigers, Karate for Kids, Adult Tae Kwon Do, the Black Belt Club, the Leadership Program and ATA Xtreme. Chelsea ATA Martial Arts also organizes tournaments with divisions for all ages, divided according to age, rank and size; spectators are welcome, and there is a variable fee at the door.