Posh Cycling and Fitness

Potomac Valley Track Club

Project Fitness

Protect & Defend Firearms Academy

Reformation Fitness

Replenish Yoga and Meditation

Rock 'n' Roll Running Series USA

Rock Recovery

Roda Movements

Rumble Boxing

SEAL Team Physical Training

STRNG Pain-Free Performance

Salsa With Silvia

Sassy City Studio

Soka Tribe Dance Fitness

Soulex Float Spa

Spark Fitness

SparkFire Fitness

SpiritBody Movement & Wellness Center

Sport&Health

Step Afrika!

Sweat DC

Swift Fitness Studio

Synergy Fitness Group