Bikram Yoga Danvers

Bilancia Fitness

Body Ambition

Body Works

BodyWaves

Bodyscapes Fitness

Boston Barre

Boston Body

Boston Body Pilates Waterfront

Boston Dance Studios

Boston Harbor Sailing Club

Bouldering Project - Boston

BronCore Fitness

Burke's FITNESS - Bcycle

C-Town Studio

Cambridge Athletic Club

Centered Soul Yoga

Centre Yoga

City Square Cycle

City Square Cycle, LLC

Club High-Rise

Club Vital Fitness

Coastal yoga

Core Cardio Fitness