Masacote Entertainment

Microdose Fitness

Mike's Fitness JP

Millennium Running

Millennium Tower

Milton Yoga

Mission Hill Yoga

Mo's Martial Arts

Modern Barre

Modern Barre Fitness Studio

Momentum

Motion Performance Group

Movement Over Everything (MOVE)

Movement with Jill

Mrbstyles Salsa Fit

Musicians Playground

MyStryde

New England Conservatory of Music Preparatory School and School of Continuing Education

New Vision Academy of Jiu Jitsu

Next Level Factory

Next Level Fitness Wellness Winthrop

North End Yoga

Norwell Personal Training

November Project