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All Instructors

Robert Izatt

London, UK


Originally from South Africa, Rob has been within the fitness industry for the past 25 years, where he started with fitness class instruction including aerobics, circuits, step and body conditioning. After moving to Boston, Rob started his training with STOTT PILATES® in 2000 and a long journey continued, which included further Certifications in yoga, Esalen Massage, Cranial Sacral Therapy and WATSU (Water based Shiatsu). He has been able to incorporate this therapy knowledge into his Pilates teaching. After operating his own Pilates and yoga studio in Winthrop, Massachusetts for 11 years, Rob moved to London in 2011 and finally became an Instructor Trainer for Merrithew Health & Fitness™, specializing in STOTT PILATES in 2013. Rob is passionate about teaching and motivating, his passion for helping others is what drives him to provide his clients with careful attention, encouragement and compassion, allowing them to become the best they can be and believe in themselves.

Matwork, Reformer, Total Barre™

Roberta Trzebinski

Sanabis, Bahrain

A job relocation brought Roberta to Bahrain in 1999 after spending the early years of her career working in the insurance industry in London.  Eventually, she had the opportunity to leave the corporate world behind to nurture her interests in the biomechanics of the body, Yoga, and Pilates.  Roberta has been studying, practicing and teaching Pilates for the last 9 years and became an Instructor Trainer for Merrithew Health & Fitness™ specializing in STOTT PILATES® in 2009.  Her educational background includes language studies in Italian and English and a degree in statistics and mathematics.  The proud owner of STUDIO RCT, Roberta is recognized by the Pink Ribbon Program as a post - rehabilitative Breast Cancer Exercise Specialist (BCES) and holds certifications in TRX Group Suspension Trainer, TRX Rip Trainer, and TRX Sports Medicine.  

Matwork, Reformer

Sally Belanger

International Training Centre, Toronto
Toronto, Ontario Canada

Based out of the Merrithew Health & Fitness™ head office in Toronto, Sally is a Master Instructor Trainer, who has travelled extensively as a presenter around the globe, applying her expertise to demonstrating the Merrithew Health & Fitness methodology and programming as a specialist in both STOTT PILATES® and CORE™ Athletic Conditioning & Performance Training™ . She graduated from Queen’s University in Kingston, Ontario with a degree in Physical and Health Education, and is certified as an Ace Personal Trainer as well as a Certified Fitness Consultant in association with the Canadian Society of Exercise Physiologists. With almost two decades of experience in the fitness industry, Sally has coached elite athletes from a variety of disciplines perfecting their game while reducing their likelihood of injury.

Matwork, Reformer, Cadillac, Chair, Barrels, ISP
BA, ACE, Certified Fitness Consultant

Samia Pellizzari

Inspire Health
Atlanta, Georgia USA

Born in Brazil, Samia received her Bachelor of Arts in Dance from the University of Campinas before moving to New York to pursue a professional dance career. After a knee injury, Samia decided to pursue Pilates as a career and she became a STOTT PILATES® Certified Instructor in 2003.  Before becoming an Instructor Trainer for Merrithew Health & Fitness™ specializing in STOTT PILATES in 2008 and in ZEN•GA™   Mindful Movement in 2013, Samia taught Pilates in Austria and across the United States. Samia has also been an Instructor Trainer specializing in. She currently teaches at Inspire Health, where she takes great joy in helping clients meet their fitness goals and achieve pain free lives.  Her vast experience in working with a variety of clientele including athletes, pre- and post-natal women, the obese, seniors and post-rehab clients makes Samia a well-rounded instructor.  

Matwork, Reformer, Cadillac, Chair, Barrels, ZEN•GA™

Sandra de Sousa Machado

Pilates Holistic Center Hamburg
Hamburg, Germany

Sandra de Sousa Machado is the owner of Pilates Holistic Center Hamburg. Always looking for a way to combine therapy and training, she discovered the STOTT PILATES® method. Sandra felt the difference in her body during the education process and long afterwards, and in November 2011 she continued her education in Toronto where she became an Instructor Trainer for Merrithew Health & Fitness™ specializing in STOTT PILATES, and then an IT for Total Barre™ in 2013. Sandra was the first Portuguese certified STOTT PILATES® IT and now combines over 10 years of teaching experience with her knowledge of Pilates, sport therapy, personal training and massage to ensure that clients experience the best in mind-body exercise. Her clientele includes professional athletes, singers, dancers and actors.

Matwork, Reformer, Chair, Cadillac & Barrels, ISP, Total Barre™