RTR Pilates

ReBoot

Reston Yoga

Rock Recovery

Romp n’ Roll - Fairfax

Rush Cycle

SPENGA - Ballston

Safety And Health Foundation

Sculpt Strength Training

Sergeant’s Fitness Concepts

Sierra Club

Simon Says Yoga

Siri Om Yoga

Skin and Wellness Centre

Soccer Academy

Sport&Health

Spring Studio

StarFit Studio

StarFit Studio Vienna

Stay Golden Yoga

SteadyGlo

Stork Childbirth

Strikelab

Strong Mind Strong Will Fitness