Our Team


The Wellness Bank

Denise Chyette, DPT
Doctor of Physical Therapy

As a former competitive figure skater, Denise’s numerous injuries gave her a first-hand look at the importance of physical therapy and conditioning. Early on, she realized the benefit of a holistic approach, combining both the physical and mental aspects of training. She transformed her personal experience to help skaters and other individuals recover from injury and stay healthy. Denise received her Doctorate of Physical Therapy from the University of Illinois at Chicago and a Bachelor of Science in Kinesiology / Exercise Physiology from the University of Wisconsin-Madison. She is also a Certified Perinatal Health and Fitness Instructor. Denise emphasizes proper biomechanics and combines a variety of techniques including functional training, sports performance, Pilates and yoga. She also enjoys leading community wellness initiatives such as health fairs and fitness / wellness workshops.

Denise is passionate about leading a healthy and balanced lifestyle. She enjoys beach volleyball, stand up paddle boarding, tennis, healthy cooking, travel, and spending time with her husband and two sons. Denise is involved locally in the community with various philanthropic organizations and globally with UNICEF, where she has traveled to Africa to help secure clean drinking water in remote villages, and aided in the development of sports program for children with disabilities.

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Jerry Sher
Physical Therapist

Before his career in physical therapy, Jerry was a professional dancer trained in New York City and Los Angeles. His personal injuries led him to want to help other dancers continue to perform on stage. He earned his Master's degree in Physical Therapy from Columbia University, and spent several years in New York treating dancers at Performing Arts Therapy with repetitive shoulder, hip, knee, and ankle injuries. Jerry enjoys utilizing Pilates-based rehabilitation with his clients to help improve alignment and deep core strength.

Jerry's passion for health and fitness is apparent in his daily life. He is an avid tennis player, and also loves to play beach volleyball and bike on the Strand. He teaches cardio dance and also owns an orthopedic physical therapy practice in Beverly Hills.

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Colleen Keenan
DPT, OCS

Colleen grew up in the South Bay playing competitive soccer and running throughout high school and college. She discovered her passion for physical therapy and helping others while rehabilitating an ACL surgery in high school. Colleen graduated from San Diego State University in 2009 with her BS in Kinesiology Pre-Physical Therapy. She then completed her Doctorate of Physical Therapy in 2013 from Mount Saint Mary’s University in Los Angeles, CA. She went on to specialize, and became a Board Certified Orthopedic Specialist in 2016. Most recently, she began Pilates teacher training in 2018 through BASI Pilates and is currently working towards her 500 hour certification. She discovered her love for Pilates when she needed an alternative approach to exercise beyond high impact soccer and running. Colleen also uses manual therapy techniques and patient education to empower patients to move through their daily lives and physical activities without pain.

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David Birznieks
Doctor of Chiropractic

Dr. Dave has over 20 years of experience as a soft tissue Chiropractor specializing in sports injuries and orthopedic conditions. He earned his undergraduate degree from the University of Colorado Boulder where he worked with the Athletic Department.

He completed his Doctor of Chiropractic medicine at Los Angeles College of Chiropractic. His experience as a former competitive athlete led him into the benefits of various soft tissue techniques and their applications including fascial stretch therapy, active release technique, athletic injury assessment, and chiropractic. Dr. Birznieks has extensive clinical experience with athletes from olympic medalists to professional and amateurs of all levels.

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Charlie Harper
Doctor of Chiropractic

Dr. Charlie Harper has over 20 years of experience as a Chiropractor in the South Bay. He graduated from USC, majoring in Exercise Science before going on to chiropractic school at Southern California University of Health Sciences, where he graduated with honors. Putting his education and experience to use, Dr. Charlie takes a whole body approach to his treatment. He aims to not only free his patients from pain, but to inform them on how to live a healthier life, both physically and mentally. Dr. Charlie enjoys taking advantage of being in the South Bay and spends his free time at the beach with his kids, swimming, helping them learn to surf and playing volleyball.

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Sara Pettitt
Licensed Acupuncturist

Sara graduated from Yo San University with a Master’s in Chinese medicine, acupuncture and herbalism, and is an N.C.C.A.O.M nationally licensed acupuncturist. She specializes in nutritional healing, and is one of 150 health care professionals trained in Nutrition Response Testing, a scientific analysis of the body’s reflexes that helps determine the exact nutrients needed to supplement diet.

Sara is also an advanced level Somatic Experiencing Practitioner, a therapeutic modality to release trauma from the body. She has over 30 years experience as a yoga and fitness instructor, and she implements fitness plans for her patients incorporating nutrition, aerobics, step aerobics, dance, weight training, corrective exercise, qi gong and Pilates.

Sara strives to empower others with the tools to take their health into their own hands while working with her fellow professionals to create a wellness community in Southern California. Her knowledge of the body is vast and integrative, and she is constantly furthering her knowledge through discourse and exchange with others in the health care field.

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Joie Shettler
Certified Pilates Instructor

Joie has been a professional dancer for over 20 years. She has worked with artists such as Prince, Michael Jackson, danced in the Academy Awards, was a Los Angeles Laker Girl, and was also one of the creators and dancers of the PussyCat Dolls. Semi-retiring from the dance world, Joie received her certification from Pilates Institute of Southern California in 2008. With her deep respect and knowledge of the human body Pilates was a natural segue after the birth of her two children.

Joie is passionate about teaching her clients to strengthen not only their body, but to promote mindful movement, improving posture, and overall health. She guarantees a fun and fluid workout, great for people at all fitness levels. Joie is also the co-owner and lead singer of the band, The Radio Rebels which you can catch playing local venues around South Bay.

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Elizabeth Aragon-Ryan
Certified Pilates Instructor

Elizabeth has been a Classically Trained Pilates Instructor for over 13 years. She has additional training in Thai Yoga massage and an Advanced certification of the Usui Reiki system used in natural healing. Elizabeth enjoys integrating Pilates and physical therapy together in a way that is unique and truly effective. Emphasizing not only core strength, but also flexibility is the heart of Elizabeth’s technique.

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Lisa Thiel
Certified Pilates Instructor

Lisa was first introduced to Pilates in 1998 while on a dance scholarship in Los Angeles. She immediately fell in love with it and continued to practice and seek out classes until getting certified to teach classical Pilates at the Pilates Institute of Southern California in 2005. She has been training clients of all ages and abilities ever since. She truly believes that Pilates is ideal for every body and enjoys designing a session based specifically for the body in front of her. She is motivated by watching her clients build strength and flexibility as well as recover from injury. Lisa loves having the opportunity to bond with her clients as they travel this journey together.

Lisa loves to be physically active with yoga, running, hiking, biking and dancing. In her spare time, Lisa along with her husband and three daughters enjoy spending time outdoors at the beach and traveling.

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Allison MacKenzie
Licensed Massage Therapist
Certified Yoga Instructor

Alli received her massage therapy certification at California Healing Arts Institute here in Santa Monica, CA in 2008 with over 750 hours of hands-on training. She also completed a 200 hour course of Yoga instructor training in 2017 with Mukti Yoga in Manhattan Beach, CA.

Alli has a kind-hearted nature and is passionate about helping her clients heal. Her areas of expertise are: Therapeutic Deep Tissue, Sports Massage, Trigger Point Therapy, Swedish Massage, Hot Jade Stone, and Thai Table Stretching. With her holistic approach, Alli helps her clients find relief from pain.

Alli loves to run in adventure races and Mud races in her spare time. She enjoys spending time with her family and dog.

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Kristy Kelsey
Practice Manager
Certified Yoga Instructor

Kristy is the Practice Manager of The Wellness Bank. With her business degree and yoga certification, she has the perfect background to run day-to-day operations. Kristy grew up in Hermosa Beach and draws inspiration for her yoga teaching career from her background as an elite dancer. Kristy has completed over 1,000 hours of yoga teacher trainings with Julie Rader and focuses on creative sequencing, safe alignment and the breath + body connection. She is also experienced in therapeutic yoga, as she has worked in physical therapy for 4 years. Kristy leads annual 200-hour teacher trainings for students wanting to become teachers or those just wanting to deepen their yoga practice. When she's not teaching, she's practicing, continuing her education with trainings, reading as much as she can and exploring the world. You can find Kristy on the mat or at the beach! Learn more about her yoga practice here:

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