Nia: Original creators describe the technique, and offer a regional directory, newsletter, testimonials and FAQ

Pilates Method Alliance: An international not for profit organization focused on preserving the legacy of Joseph H. and Clara Pilates. Includes membership information, details on this exercise form, member search, news, and annual conference information

PMA Pilates Certified: PMA is a not-for-profit professional association administrating a national Pilates certification exam