Our Practitioners

Deborah Berg

Deborah Berg is a Naturopathic Doctor with a bachelor of physical education in sports medicine. Her focus in Naturopathic medicine is to provide support in the body being able to rebalance (homeostasis) with utilization the techniques of Naturopathic medicine, Nutrition, Homeopathy, Asian Medicine, Massage therapy and Osteopathy.

Undergraduate degree in Kinesiology
Has worked with amature and professional athletes
Naturopathic college
Teaching at the college
Taught sciences at the Canadian School of Natural Nutrition
Certification in facial acupuncture
Certification in Bowen therapy
Certification in myofascial release
Certification in Environmental Medicine
Member of Onncap
Member of OAND and CAND


Sarah Fergueson

Registered Massage Therapist (RMT)

In 2005 Sarah graduated with honors from the Canadian College of Massage and Hydrotherapy. Prior to this she completed a Bachelor of Arts in Psychology and worked in the field of psychological testing for several years.

As a massage therapist, Sarah has years of experience working with sport related injuries, motor vehicle injuries, post surgical rehabilitation, stress/anxiety management, headache/migraine relief and pre and postnatal care.

Using a variety of techniques including: traditional Swedish massage, deep tissue, fascial release, lymphatic drainage, stretching, remedial exercises, craniosacral therapy and Thai Yoga her goal is to help you reach your goal for a healthy body.

Current member of the College of Massage Therapists of Ontario (CMTO) and an active member of the Registered Massage Therapists Association of Ontario (RMTAO).

Click here to learn more about Sarah


George He

George He been a Licensed TCM Doctor in Canada since 1998. He is also aRegistered Massage Therapist, Acupuncturists and a QI Gong Master. George uses a variety of style including Swedish Massage, Deep Tissue work, Meridian Massage, Sport Massage, Acupuncture and Gong Treatment.


Dr. Rebecca Kellerstein

Whether you are suffering from chronic disease and are looking for a solution to improve your health, or whether you’re a healthy person looking to be even healthier, Dr. Kellerstein can help. After a comprehensive intake, Dr. Kellerstein creates an individualized treatment plan that may involve one or a combination of lifestyle counselling, nutritional therapy, homeopathic medicine, herbal medicine, Asian medicine, and acupuncture, or Naturopathic Manipulation Therapy to gently and effectively stimulate the body’s healing systems. Since 2000, Dr. Kellerstein has been providing the highest quality Naturopathic medical treatment to people of all ages and states of health with passion and with the utmost care, and in 2016, was voted Thornhill Liberal’s Top Naturopathic Doctor.

For Further Info, you can check my website at www.rknaturopath.com.


Julie Mancuso, B.A., R.H.N

Julie is a registered holistic nutritionist trained by the Canadian School of Natural Nutrition. Julie has worked as a Toronto nutritionist for over 10 years.

Julie knows what you’re going through.

Health, wellness and nutrition is a true passion for Julie. She entered the field due to her own personal health problems that the medical world was unable to resolve. Much like you, she was left frustrated and overwhelmed. By changing her diet, taking natural remedies and seeking help and guidance from other health practitioners, Julie was able to bounce back. On account of her first-hand experience, Julie understands exactly what you’re going through and now has a strong desire to help.

Her clients include people from all walks of life: men, women, professionals, housewives, new and expectant mothers, athletes, as well as those who suffer from various health ailments. Several corporations (e.g., Marriott, Rycom Inc., Town Shoes) have implemented Julie’s programs–company-wide, to promote employee health and wellness.

How is Julie different than all the other health experts out there? One, Julie is a registered holistic nutritionist who has over a decade of experience as a leading nutritionist in the Greater Toronto Area. Her programs get her clients results, pure and simple. Two, Julie uses the science of eating to help you get to the root of your problem, effectively creating customized programs to reach your personal objectives, helping you achieve that often elusive goal of feeling and looking better physically, as well as feeling better mentally.

Click here to learn more about Julie


James Nardai

James Nardai  has had extensive training in live cell microscopy with the educational program from Australia,  Bloodscan.  He has developed skills in nutritional support for detoxification and a keen understanding of the significance of lymphatic drainage and optimal circulation to promote detoxification and weight loss


Roberto Valenzuela

As a graduate of Canadian Academy of Osteopathy, Roberto’s approach to treating the human body rely heavily in the following principles: – The body is a complete unit: mind, body and spirit. – Structure defines function, therefor anatomy and physiology are intimately related at all levels. – The body is a self healing and self repairing organism. – Rational diagnose and treatment is based upon these principles.

“Disease is the result of anatomical abnormalities followed by physiological discord” (A. T. Still).

Roberto utilizes Classical Osteopathic treatment to bring the body back to sound balance and help his patients reach better health and functionality.


Cindy Zhang

Cindy graduated from ICT Kikkawa College of Massage Therapy in early2009 and is a member in good standing with the College of Massage Therapists of Ontario.  Her experience includes working in a multidisciplinary rehabilitation clinic and naturopathic clinic  where she focuses on treating clients with a variety of conditions including: sprains, strains, tendonitis, back and neck pain and stress related disorders. Cindy utilizes a number of techniques including myofascial release, Swedish massage, trigger point therapy, stretching and hot stone massage in her practice. Cindy believes in a holistic approach to health care and well being and trusts that massage therapy is fundamental to achieve a balanced lifestyle. She believes in including an overall sense of relaxation to all massage treatments to quiet both mind and body and to aid in the healing process.