Mayumi Harada

Meadowlands Area YMCA

Meatpacking Athletic

Method Collective

Mid City Gym

Mile High Run Club

Mind Body Project

Mind Your Body

Mind Your Body Wellness

Mindworx

Modeh Ani

Modern Martial Arts East Side

Modern Martial Arts Tribeca

Modern Martial Arts West Side

Momentum Fitness

Mongoose Bodyworks

MontClair BABY

Monterey Swim and Health Club

Morehouse USA Fencing

Mount Snow Academy

Move with Harlem Pilates

Move with Julie

Moving Forward Physical Therapy, PC

Mud and Lotus Training Center