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mark.jpgDr. Mark Foullong has prided himself for over 20 years in delivering the highest quality of health care to Orangeville and surrounding areas.  Dr. Mark graduated with honours from Canadian Memorial Chiropractic with a 4-year Doctor of Chiropractic (D.C.) degree.  Prior to that, his studies were in Honours Biochemistry at McMaster University in Hamilton, Ontario.  Because of his passion in helping families maximize their health and well being and also his love of children, he further completed 1 year of specialized training in Paediatrics granting him Fellowship status from the International Chiropractic Paediatrics Association (F.I.C.P.A.).  He does what he loves and loves what he does.

Dr. Mark has been in private practice in Orangeville since 1995.  He has built, and now alongside Dr. Trevor Middleton and Dr. Jess Willox, run the largest Chiropractic practice in Dufferin County.  Dr. Mark and his team constantly strive to be the best they can for their patients and to stay on the cutting edge of the latest technology and information in health delivery.  As such, the team is involved with regular continuing education and training.  They travel thousands of miles and spending hundreds of hours every year to remain the health leaders in their community and their profession.


Beyond his passion for taking care of his patients, Dr. Mark is a coach, writer and teacher.  He coaches and mentors other Doctors to bring out the best within them.  Along those lines he has taught and spoken to audiences all over Canada and throughout North America.  His writing has been published in the Peer-reviewed, international professional publication J.V.S.R.

Dr. Mark has a true passion for his family.  He has been blessed with a amazing wife Carol, and 4 beautiful daughters Kirsten, Vivian, Sara and Lauren.  They are proud to call Orangeville their home and to give back to this community that has given them so much.  Dr. Mark’s recreational interests include exercise, cycling and triathlon and in his spare time you’ll often find him out on a training ride, a run or competing at various triathlon events all over North America.  



  Dr. Trevor Middleton received his Chiropractic degree at the Canadian Memorial Chiropractic College in Toronto, Ontario. Prior to this accomplishment he completed an extensive undergraduate program at the University of Ottawa where he obtained an Honours degree in Human Kinetics. To further his knowledge on the human body and fully understand its uniqueness, his studies have also included the University of Guelph as well as New York State where he obtained minors in physics and chemistry. Since his graduation in 2000, Dr Trevor and Dr Mark have built one of the busiest chiropractic health centers in all of Dufferin.

Due to Dr. Trevor’s strong commitment to family care and the distinctiveness it entails, he also completed 1 year of specialized training in pediatric care and has been granted a fellowship with the International Chiropractic Pediatric Association. Dr Trevor continues to train professionally and stay on top of the ever-changing health and wellness industry. He also helps other doctors move towards their full potential by speaking, publishing and teaching across North America.


His commitment to serving the community he loves shows in his endless dedication to helping all families achieve optimal health without the use of dangerous drugs or surgery. When he is not serving his community or training to expand his knowledge, Dr Trevor can be found spending time with his wife Angela and son Jacob. As a family they believe that being physically active together helps them stay healthy and well.  Together they love to enjoy the diverse surroundings of Dufferin via hiking, running, skiing, hockey and golfing.



  Dr. Jessica was born and raised in Orangeville, Ontario. She completed her undergraduate degree at the University of Ottawa. After working with Dr. Mark and Dr. Trevor as an exam specialist, she found her passion for Chiropractic. 

Dr. Jessica spend the next five years at Maquarie University in Sydney, Australia becoming a Chiropractor.  

Dr. Jessica is passionate about Chiropractic and absolutely loves seeing her patients living up to their full healthy potential. She is dedicated to delivering the highest quality of care to patients ranging from newborns to seniors.