Comprehensive Pilates instructor certification requires in-depth studying of mats and equipment at training programs offered by a variety of master instructors. Pilates certification requires at least a year of study and hundreds of hours of apprenticeship. You can start your search with these programs that are large, respected, and widely available in the U.S. and internationally. Bigger may not be better, but knowing what is available will help you understand what to expect from a Pilates program that prepares you for certification.