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Instructor Trainer bios

The Merrithew Faculty, or members of our esteemed team of Instructor Trainers, is made up of highly qualified and internationally sought-after educators who are known for their dedication, professionalism and attention to detail. All of our faculty members hold full certification in the STOTT PILATES® method and have achieved additional designations to complement their training. A diverse group, they come from various backgrounds including physical therapy, exercise science, athletic therapy, dance and group and personal fitness training to name a few. Every member of the team strives to uphold the highest standards of training that have been developed worldwide.

David Freker

David Freker

DFX Pilates
Sacramento, California, USA

IT qualifications
STOTT PILATES® Matwork & Reformer, Cadillac, Chair, & Barrels, ISP

Additional credentials and designations
ACE Personal Trainer, BS and MS in Electrical Engineering


With Bachelors and Masters degrees in Electrical Engineering, David worked for fifteen years designing computer chips for Intel Corporation. He was first introduced to Pilates in 2000 by a Physical Therapist as a cross training method for cycling and mountain bike racing. With a strong technical background, he was fascinated with the precision, biomechanics and effectiveness of the method. He pursued instructor training with several organizations before choosing the STOTT PILATES® method and becoming a fully certified instructor. Passionate about Pilates, David changed career paths and became a STOTT PILATES® Instructor Trainer in 2004. After teaching the program in Northern California for several years, he founded DFX Pilates which serves as the Merrithew Licensed Training Center for the Sacramento region. David became a Merrithew Lead Instructor Trainer in 2016.

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