Hwa Rang Kwan Martial Arts Center

I.M. Healing - Integrated Modalities

Indie PT

InnerGate

Innovative Body Concepts

Inspire Music Center

Integral Yoga Institute

Internal Fire Pilates

Iron + Mettle

Iron Lion Gym

Iyengar Yoga Institute of San Francisco

J Bodyworks

J'Tao Wellness and Beauty

JCCSF

JJ Pilates Studios: Marin & El Dorado Hills

Jack McGovern Coats' Disease Foundation

Jack and Jill Pilates

Jake and JT

Jazzercise

Jungshin Fitness

Justin's Massage

Kaia FIT

Kaia FIT San Rafael

Karma Yoga SF