Meet Our Family
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All our professionals at Bolton Family Dental Centre maintain the highest levels of accreditation and pursue ongoing education to stay up to date on the latest trends in dentistry. We can help with all your dental needs.

Dr. Rosanna Porretta, DMD
Lead dentist
Dr. Porretta was born in Toronto and raised in Woodbridge, Ontario. She has a long history in the dental field. She has worked as an Office Manager and as a clinical Dental Assistant. In 1993, she graduated as a Dental Hygienist from Erie Community College in Buffalo, NY. She graduated from Boston University, Goldman School of Dentistry in 1999, and was the recipient of the William Cummings Award.
In 2000, Dr. Porretta established Bolton Family Dental Centre. Her straightforward approach and friendly, caring personality have served to grow the practice ever since.
Dr. Porretta is very active in the pursuit of continuing education. She travels throughout North America, improving her knowledge and expanding her skills. In addition to General Family Dentistry, Dr Porretta has incorporated Cosmetic Dentistry and General Practice Orthodontics into her practice.
Dr. Porretta remains committed to providing modern dental care in a warm, relaxing setting.

Dr. Nilay Cakmakci, DDS
Dentist
 Dr. Cakmakci joined the Bolton Family Dental Centre team in February 2017 after completing her National Dental Examining Board of Canada (NDEB) Equivalency Process on her first attempt, allowing her to bring her experience to Canadian practices.
Dr. Cakmakci has been practicing dentistry for more than 22 years in Canada and abroad after graduating with Honours from Marmara University, Dentistry Faculty of Istanbul, Turkey.
She is a dedicated practitioner who is proficient in restorative techniques and prosthodontics, and has a passion for working with children. She also has extensive knowledge and training in the area of orthodontics, allowing patients to stay within the office for all work. Dr. Cakmakci values open communication with her patients during the treatments. She encourages them to ask questions as she truly believes that education is at the root of preventive dental care. She guides and informs patients at every step, providing a sincere and trustworthy environment.
With a passion for helping others, Dr. Cakmakci has participated in multiple volunteer dental missionary trips around the world. Most recently, she participated in a trip to Guatemala, during which she treated patients with low or no income. She shares what an amazing experience it is to help so many people receive the most basic dental care… something we often take for granted here in Canada.Â

Dr. David Leung
Periodontist
Dr. Leung was raised in Toronto where he attended Upper Canada College for 11 years. Afterwards, he attended New York University, where he received a degree in Biochemistry. He next moved to Philadelphia where he attended the University of Philadelphia School of Dental Medicine receiving his Doctorate in Periodontic training.
Dr. Leung is a tremendous asset to our team, helping patients with complex gum and jawbone issues right here in our office. Dr. Leung makes complicated dental issues easy to understand.
Dr. Leung enjoys time with his wife and 2 boys.

Josie
Office Manager
Josie joined our office in 2017 and comes to us with a wealth of knowledge in the dental field. She has many years of experience in all aspects of dentistry. Her easy-going, kindhearted nature makes her very approachable to answer any questions or concerns that our patients may have about their treatment. Her sense of humour brings a great deal of enthusiasm to our office and has been a valuable asset to the team.
When she is not working, Josie enjoys spending time with her family at the cottage.

Colleen
Registered Dental Hygienist
Colleen is our full-time Hygienist, and has been with us since June 2002. She graduated from Niagara College in 1998. She is thorough and conscientious in her work. Pursuing continuing education is a passion for Colleen. She is our in-house expert for nite guards, snoreguards and sleep apnea testing. She has also had extensive experience in our orthodontics department. She is reliable and an integral part of this office.
When she is not busy caring for her patients, Colleen cares for her family, including her two daughters and husband.

Ivana
Registered Dental Hygienist
Ivana graduated from Regency Dental Hygiene Academy in 2009 and has been providing exceptional patient care ever since. With over a decade of experience, Ivana is passionate about helping patients achieve and maintain healthy, confident smiles.
Known for a gentle touch and calming approach, Ivana takes pride in making patients feel comfortable and relaxed during every visit.
Ivana regularly participates in continuing education to stay current with the latest techniques and advancements in dental hygiene.
Outside the office, she enjoys staying active by playing volleyball and baseball.

Jennifer
Preventive Dental Assistant
Jennifer worked as a dental receptionist for 3 years, then graduated from George Brown College in 2001 from the Dental Assisting Program, Level 2, and has been with us since August, 2008. She works chairside with Dr. Porretta, and with a long history of dental experience, brings an enthusiastic attitude and warm interpersonal skills. She is always eager to explain the “whys” and “hows” of any procedure to help give patients full understanding. Jennifer was raised in Bolton where she feels most at home with her husband and two beautiful (and active) boys.