Balance http://www.balancestudio.com/
Rockville - Center offers group and private instruction in yoga and pilates. Yoga types include Hatha, Kundalini and prenatal.
Essence Yoga http://www.essenceyoga.net/
Upper Marlboro - Dana Smith teaches classes that combine alignment-based and vinyasa/flow yoga and are at the intro/beginner level.
Harmony Yoga http://www.harmonyyoga.net/
Fort Washington - Center offers group yoga classes, private sessions, Integrative Yoga Therapy, YogaRhythmics, Pilates and Reiki.
Healing Yoga http://www.healingyoga.com
Bethesda - Group Hatha Yoga classes. Articles, posture guides, poses for ailments, recommended reading, and links to resources.