Jill Cassady
Jill is recognized as a leading Pilates authority and Pilates instructors throughout Southern California and around the world come to her for instruction and advice regarding their own clientele. Jill came to Pilates first through an ankle Injury, then became reliant on Pilates because of a debilitating back injury she received in a car accident .
After Graduating from UC Irvine with a degree in Dance/Teaching, she went to New York to study the East-Coast Style of Pilates. There she studied and then worked for Romana Kryzanowska at Drago’s Gym for 2 years.
She moved to Los Angeles, and soon after, instructors were coming to Jill for sessions, wanting to learn the East-Coast Style
of Pilates. In 1995, she started her Teacher Training program because of the need for more East-coast style instructors in California.
Since then, she has certified over 300 instructors, taught continuing education workshops, produced and starred in her own Pregnancy For Pilates DVD, manufactured her own equipment (The Foot Corrector and Wunda Chair), and her proudest accomplishment, had 2 children. She credits Pilates for the very easy pregnancies and recoveries.
For over 20 years, Jill has taught clients with debilitating injuries of all kinds, pre and postnatal, illnesses, misalignment issues, athletes, dancers and Pilates instructors. Pilates was a natural progression for Jill as she was a national competitive Gymnast, then a classical professional dancer. Jill believes Pilates is for everyone and is even more excited today about Pilates than she was when she first was introduced to the exercise method. Pilates exercises saved her life and continue to support her body through all of the different changes of life.
Nancy Preimesberger
Nancy has been studying Pilates since 1996, she was certified to teach Pilates by Jill Cassady in 1998, through a program that included several instructors from the Pilates community: Ron Fletcher, Kathy Corey, Jillian Hessel, Rael Isacowitz and Steve Giordano. She has been a part of the Teacher Training program since 2001. Nancy is also an AFAA Certified Personal Trainer and holds a black belt in Tae Kwon Do. She teaches private clients at several studios as well as her home studio.Nancy has long been interested in movement, dance and sports. She performed in the 1984 Los Angeles Olympic Opening and Closing Ceremonies as part of the field show. She has competed in several inline skate marathons. She loves dance, surfing, cycling (road and mountain) and martial arts.
Marie Wittman
Marie has been practicing Pilates since 1998 when she first tried it. Her enthusiasm for the still relatively unknown exercise regime led her to do an apprenticeship and start teaching within the year. However, she felt there was still more to learn and she researched various certification programs until she found Jill Cassady. Training one on one with Jill for a span of three years, Marie expanded her knowledge and expertise in classical, New York-style Pilates.Since 2001 Marie has worked with Jill and Nancy to certify countless Pilates instructors. She draws from a vast and varied background of movement and teaching to educate others in the Pilates method. Through the years, Marie has instructed a diverse clientele, from Olympic ice skaters, Cirque de Soleil performers, actors, and supermodels to expecting moms, working professionals, and teenagers. Her expertise has been sought out for Pilates instructor training programs, workshops and in the creation of teacher training programs in a university and for aerial fitness. She has had the opportunity to teach Pilates in many formats and locales. From university classes to private lessons in Paris, France, Marie brings a wealth of knowledge and a passion for teaching to Pilates Technique Certification program.
Amy Geriak
Amy Geriak graduated from UCLA in 1996 and went on to receive her Masters degree in Physical Therapy is 2000. She owns and works in an outpatient physical therapy clinic in West Los Angeles. She became a certified Pilates instuctor in 2003 and uses Pilates as part of her physical therapy practice. She loves human anatomy and has been teaching it to Pilates teacher trainees since receiving her certification.
Rachel Lotspeich
Rachel is originally from Melbourne, Australia and moved to New York in 1995, where she had her first ‘taste’ of Pilates while studying drama when a friend became a teacher. After moving to Los Angeles, she completed Jill Cassady’s intensive Teacher Training program and has been busy teaching ever since. She has worked at a physical therapy clinic, various studios and with home clients.
Gaining knowledge and experience by listening to her clients, her detail oriented work has created challenging workouts tailored to each client’s needs. Her clients range from severely restricted individuals to athletes, and both pre- and post-natal women. She did pilates throughout her pregnancy and credits the Pilates work she did to the fast recovery afterward.
She has also been fortunate to be an Assistant Teacher on one of the PTC training programs- further adding to her repertoire, teacher trainer.
Rachel's dream of opening her own studio is now complete as she opened Classic Pilates Body in Brentwood in 2009.




