Our Team

Our team at Guelph Line Dental strives to provide our patients the best dental care that Burlington has to offer. We achieve this by:

  • Understanding each of our patient’s individual needs
  • Staying at the forefront of dentistry by using the latest methods and technology
  • Providing a safe, warm, and comfortable environment
  • Showing a genuine interest and concern for our patient’s oral health
Our practice is focused on family and aesthetic dentistry and the art of smile-making since its inception. The doctors of Guelph Line Dental have extensive training in cosmetics, restorative, and family dentistry. Members of numerous professional organizations, our doctors and hygienists keep their clinical skills current through an ongoing commitment to continuing education courses.


Our Team of Doctors 


Dr. Phalguni Sougaijam

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Dr. Phalguni Sougaijam has over 15 years of experience practicing general dentistry. His area of focus and experience lies in oral surgery ranging from simple to complicated extractions, including impacted wisdom teeth, aesthetic/cosmetic and restorative dentistry such as crowns, bridges and implants. Dr. Phalguni Sougaijam prides himself in providing dental care to children and geriatric patients. He is Certified and experience in conscious sedation and currently serves as a faculty member at the Faculty of Dentistry, University of Toronto. Dr. Sougaijam looks forward to meeting you and your family on your next visit to our practice. 


Dr. Tehchin Hsieh 

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Dr. Tehchin Hsieh was born and raised in India, into a family of dentists; as a result, he has been involved in dentistry from a very young age. He received his Bachelor of Dentistry Surgery degree, first class, from the University of Pune (India).

He graduated from the University of Toronto, with an honours degree in dentistry. Dr. Hsieh is the recipient of numerous scholarship awards for outstanding achievement, including the George Hare Endodontic Study Club Award, Albert E Webster Memorial award for restorative dentistry, to name a couple.

Dr. Hsieh is passionate about his practice of dentistry and takes great pride in building family relationships while helping patients in all walks of life. He is dedicated to providing a great patient experience along with a modern and scientific approach to the practice of dentistry. He is continually enriching his education, for the benefit of his patients. He is also involved in research and teaching at the University of Toronto.

Dr. Hsieh is fluent in English, Hindi and can speak and understand Hupeh (a Chinese dialect unique to his Chinese ancestry). He enjoys staying fit by playing soccer, squash, badminton and swimming. Dr. Hsieh looks forward to meeting you and your family on your next visit to our practice.



Dr. Grant Yiu 

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Dr. Yiu was born and raised in Alberta but moved to Toronto in 1997 for his dental education at the University of Toronto. Immediately after graduation, he was invited back to his alma mater as a part time clinical instructor while at the same time starting his private practice.

Since graduating, Dr. Yiu has also pursued advanced training in a number of different areas including dental implants, CADCAM dentistry and cosmetic dentistry. While he enjoys each of the separate disciplines within dentistry, his passion is being able to look after his patients and all of their needs from start to finish; to be able to guide them through all of the confusion that can come with too many options and making sure that their health and beauty are optimized when he is done.

In his personal life, Dr. Yiu recently got married in May 2010 and he and his wife have settled down in their new home in Toronto. They presently have two cats, or as they are also known, two small children wearing furry jumpers who have unusually small vocabularies. They hope to add bipedal children to the mix in the near future.

Dr. Yiu is also an avid photographer who has won a number of awards for his photography. He has shot throughout Canada, California, Argentina and France and hopes to make his way down to Antarctica sometime in the next 2-4 years for what will hopefully be the shoot of a lifetime.


Dr. Ryan Margel, DMD, MS, FRCD(C) 


Dr. Margel is our Endodontist who specializes in root canals. Originally from Toronto, he graduated with distinction from York University with a major in Mathematics. In 2009, Dr. Margel obtained his dental degree from The University of Pennsylvania. He then went on to work as a general dentist for two years prior to embarking on a two-year specialty program at Marquette University in Endodontics. His Masters thesis investigated the anatomical complexities of the molar root canal. Dr Margel is a Fellow of the Royal College of Dentists of Canada, and a member of The American Association of Endodontists. In his spare time, he enjoys sports, exercise, and traveling. 




Dr. Ryan S. Schure, D.D.S., M.Sc. (Perio), F.R.C.D.(C) 


Dr. Ryan Schure earned his Doctor of Dental Surgery degree from the University of Toronto. He went on to complete his Master of Science degree with advanced training in periodontology and implant surgery at the University of Toronto. His research on the relationships between cardiovascular disease and periodontal disease has been published and presented at international meetings. Dr. Schure has participated in many continuing education courses and is one of the few periodontists in Canada, certified in the placement of Ceraroot ceramic dental implants.

Dr. Schure is a Fellow of the Royal College of Dentist of Canada and a Fellow of the International Congress of Oral Implantologists. He is an active member of the Ontario Dental Association, Canadian Dental Association, Ontario Society of Periodontists, American Academy of Periodontology, and Alpha Omega Dental Fraternity.

He continues to maintain a strong affiliation to the University of Toronto as a lecturer and part-time clinical instructor in Periodontology, where he contributes to the clinical and didactic training of graduate and undergraduate students. Dr. Schure lives in Toronto with his wife and son. In his spare time, he enjoys skiing, golfing, and scuba diving. He is also an avid swimmer and is involved in the training of lifeguards as an examiner with the Lifesaving Society of Ontario.


Christine Lau, Denturist


A dynamic individual who is driven and compassionate, Christine believes that a healthy and beautiful smile can make a world of difference. Recognizing what a privilege it is to positively impact peoples' oral health and confidence, Christine's relaxed, comfortable rapport, compassion and expertise has proven her success in meeting her client's individual needs. Christine's goal is to provide denture care and service to the standard of excellence. Along with various professional associations she is an active member of the Denturist Association of Ontario & Canada. Christine continues to embrace and educate herselv with the latest available technologies in dentrism to ensure only the newest and highest quality of all services is provided to her patients.

List of Services offered: Full & Partial Dentures, Immediate & Implant Retained Dentures, Relines (soft liner alternative), Repairs & Tooth Additions and Anti-snoring Devices. FREE INITIAL CONSULTATION



Our Team of Dental Hygienists

Attending continued education courses regularly, our Dental Hygienists pride themselves in professional advancements affording them to stay current in their field focusing on areas of study that are beneficial to our patients and our practice overall.

Mary Dimitriw, RDH


Mary graduated from the dental hygiene program at Canadore College, North Bay, Ontario in May 1989 previously completing the dental assisting program in 1986. Her first job upon graduation commenced at Guelph Line Dental where she has remained ever since. Entering her 23rd year at our practice, she has been providing dental hygiene care to generations of families.

Married to her wonderful husband of 24 years with whom she shares 2 lovely daughters, Mary enjoys spending family quality time on the golf course. Being passionate about her photography Mary enjoys macro (close-up) photography and has a keen eye for detail. In her home studio, she works on stock photography and has won numerous awards for her photos.


Life long Oakville residents, Mary and her family decided to leave the suburbs and move to the country just outside of Ancaster six years ago.  A lot of hard work, but the rewards are many.  They have 2 cats, a rescue Lab named "Jack" and a Great Dane puppy named "Charlie" …who already resembles a small horse.


Melanie Bianco, RDH


Melanie has been providing dental hygiene care to Guelph Line Dental patients for the past 11 years.

Starting her career in the dental industry back in 1995 she graduated from the Level I Dental Assisting program and continued to achieve her Level II at Niagara College. Deciding to return to school still, she attended Confederation College in Thunder Bay and graduated from the Dental Hygiene program in 2001.

Additionally, to keeping current in her field, Melanie has recently enrolled in a long distance education studies, striving to accomplish her degree in Health Administration. 

Melanie recently married in September 2010. She loves spending time with her husband and their 3 year old little boy named Jacob, born December 24th, 2008. In her spare time Melanie enjoys the company of her girlfriends and keeping fit at the gym.



Linda Greene, RDH 


Linda grew up in a small Northern Ontario community of New Liskeard. She attended George Brown College in Toronto where she graduated from Dental Assisting program and continued her studies in the Dental Hygiene Program in 1984. Linda has been providing personalized dental hygiene care to the patients of the Guelph Line Dental for the past 25 years.

Residing in Grimsby with her loving husband of 27 years, she is a proud mom to two beautiful daughters who are currently completing post-secondary school.

Linda enjoys the company of her cute little Westie named Kaylee, loves cooking, traveling and golfing with her hubby.