The Instructors

The Instructors

All instructors have gone through comprehensive training programs requiring at least 500 hours of coursework and practice training hours.  At 3cPilates, instructors are encouraged to be creative with their classes and vary their workouts while following the key principles of the Pilates Method.



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Jan Berthy

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Owner – Jan Berthy trained to become an instructor through Balanced Body, Inc., with Karen Sanzo, PT, at Pilates Unlimited in Dallas, TX.  Jan has training in Pilates Mat Beginner/Advanced, Pilates Apparatus 1,2, and 3 (tower, chair and barrel), Reformer 1, 2 and 3, and Anatomy. Jan also obtained a B.S. Degree from Louisiana State University in 1986 majoring in Quantitative Business Analysis with a focus on Computer Information Management. She left her Information Technology career in 2000 to be a stay at home mom. Jan discovered a passion for Pilates as a client leading to her certification training with Balanced Body, Inc.

“Pilates helped me personally to eliminate shoulder and back pain, tone my body and has proven to be a great method for dealing with stress.  I knew I wanted to share this method others.  I look forward to helping you along your journey.”


Catherine Anderson


Catherine, PMA®-CPT, has been a movement “technician” her whole life. She graduated from the University of Arizona, and danced professionally until she found her true calling— teaching people how to move better, feel better, and achieve overall health.  She has been actively teaching pilates for over 20 years, and has been a successful studio owner of Studio 4 Pilates in Half Moon Bay, California for the last 15 years. She is on faculty for Fletcher Pilates, mentoring others in the art of teaching and is a sought after presenter at national conferences and workshops. Catherine has a depth of professional experience and works with a variety of clients from novice movers and rehab clients to elite professional athletes.  She specializes in utilizing a “brain based lens” to offer her clients a customized neurobiomechanical approach to exercise and movement performance. She is also a certified Z-Health Performance Trainer. Although teaching is her passion, she loves spending time with her active family of 4 kiddos and husband.


Arlyane Dahlin


Certified Pilates Instructor- Balanced Body, Inc. – Pilates Unlimited.  B.A. Degree Dallas Baptist University majoring in Business and Kinesiology.  Arlyane offers 12 years experience instructing any age group or fitness level leading to an enriched quality of movement and a journey of strength, length and muscle tone.  Your Pilates commitment will increase your oxygen intake, balance, flexibility, joint mobility and posture creating a strong core for increased energy and stamina.  You will find yourself enjoying and committed to the adventure of continuous growth.  Arlyane is an example that Pilates is a sustainable exercise for any age group or any fitness level leading to an enriched quality of life.


Heather Atendido

Heather Atendido trained to become an instructor through Balanced Body, Inc. under Karen Sanzo, PT at Pilates Unlimited in Dallas, TX. Heather has training in Pilates Mat Beginner/Advanced, Pilates Apparatus 1,2, and 3 (tower, chair and barrel), Reformer 1, 2 and 3, and Anatomy.

Heather began her career receiving a BA in Business Administration from William Jewell College in Liberty, Missouri. She landed a job at a pharmaceutical firm, and became a successful salesperson. However, plans changed when she had her twin daughters and decided to become a stay-at-home mom.   In 2010, she stumbled across Pilates looking for a way to tone up during motherhood.  She had discovered a passion in this benefit-rich exercise method. Two short years after starting, Heather began training as a Pilates instructor.

“Of all the perks of being an instructor, I most enjoy seeing people fall in love with Pilates and begin their journey towards incredible health. I’m excited to help you start your own path.”


Karen Bowman, Orthopedic Specialist

Bio Coming Soon


Maxine Chappell

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Bio Coming Soon

Beth Chenoweth

Beth trained to become an instructor through Balanced Body, Inc., with Karen Sanzo, PT, at Pilates Unlimited in Dallas, TX.  She has training in Pilates Mat Beginner/Advanced, Reformer 1, and 2, and 3, Apparatus 1,2, and 3 (tower, chair and barrel) and Anatomy.

Katerina Nicodemus

Katerina – PMA®-CPT is a comprehensively trained Yoga and Pilates instructor.

Yoga – She received her 500RYT Yoga certification from the Karuna Yoga School at Shipton under Wychwood, UK in 2011 and has been teaching ever since. She also holds her E-RYT 500 from the Yoga Alliance. In 2016, Katerina became a Yoga Warriors Instructor for Post Traumatic Stress and the Mind-Body Connection.

Pilates – She also in 2016 started Pilates reformer training through Balanced Body.  Katerina then entered comprehensive Pilates training under under Sherri Betz (TheraPilates) and is now PMA certified.  Influenced by her occupational therapy education, Katerina also attended beginner and advanced Pilates for Neurological conditions.  She trained under the Neuro Studio with Mariska Breland and Meghann Koppele.  Katerina also became a qualified teacher of the CoreAlign equipment under Balanced Body and plans to be certified.  Katerina is originally from the Czech Republic, has 3 daughters, a dog and a cat.  She firmly believes in the power of breath and movement!

Emily Armstrong


Emily brings more than 11 years of Pilates instruction experience. She taught Mat throughout college while pursuing a bachelor’s in economics. After college, she continued to build her Pilates skillset as a reformer instructor in Maryland and Virginia. In 2012, she accelerated her training by receiving certifications in Reformer 1 & 2, Cadillac/Tower, Anatomy, Mat 1, and Mat 2 from the well-regarded Balanced Body University in California.

Now in Texas, she enjoys working with all clients from novice to advanced. As an easy-going person, Emily connects well with every client on an individual level, helping them feel comfortable and confident while also motivating them to challenge themselves to meet their goals.

“Every day I wake up grateful for my health, family, and life. I believe that it’s important to walk gently and have empathy, no matter what I do. And I can’t wait to help inspire growth and change in you!”