The Barre Workout Ltd. is the UK's first and original barre-based fitness studio. Established in 2009 in Newcastle Upon Tyne The Barre regime was created by former ballerina and commercial dancer and fitness professional, Natalie Catlah. The Barre regime is based on the muscle mechanics of classical ballet and is the single most effective way to build lean, healthy, and strong muscles. Get a dancer's body without the dance.