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28 Years
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Emergency
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Your Trusted Orthodontist in Toronto
Ziedenberg Orthodontics delivers personalized, high-quality orthodontic care for patients of all ages in Toronto. Founded in 1998, our practice combines advanced technology with a patient-centered approach, ensuring each individual receives customized treatment plans tailored to their unique needs. Dr. Mark Ziedenberg and his experienced team prioritize comfort, transparency, and long-term oral health, offering services ranging from traditional braces to Invisalign and two-phase treatments.

With a commitment to continuing education and community involvement, we stay at the forefront of orthodontic advancements while fostering a welcoming environment. Our 25+ years of expertise, coupled with positive patient outcomes and testimonials, underscore our dedication to transforming smiles and enhancing lives through exceptional care.
Services
Invisalign Two Phase Treatment Palatal Expander Retainers Temporary Anchorage Devices Orthodontic Consultations Braces Adjustments Dental Hygiene Services Emergency Orthodontic Care Custom Treatment Planning
Details
  • Year established: 1998
Highlights and features
  • We offer customized orthodontic treatment plans for children and adults.
  • Our team provides personalized payment plans to suit individual budgets.
  • We utilize advanced digital imaging and modern orthodontic technology.
  • Our staff has over 25 years of combined experience in orthodontics.
  • We prioritize patient comfort with emergency care availability.
What people say
Exemplary service Excellent results Friendly and approachable staff Outstanding service Great experience
Services
Invisalign
Invisalign offers a discreet, wire-free solution for straightening teeth using custom-made, removable aligners. This treatment is ideal for patients seeking aesthetic alternatives to traditional braces, allowing for easier oral hygiene and dietary flexibility. Our practice provides certified Invisalign care for both adults and teens.
Two Phase Treatment
Two-phase treatment addresses orthodontic issues in children through jaw growth correction followed by teeth alignment. This approach prevents severe problems, reduces future extractions, and ensures optimal bite development. We specialize in phased interventions starting as early as age seven.
Palatal Expander
Palatal expanders correct narrow upper jaws by gradually widening the dental arch. This treatment creates space for permanent teeth and improves bite alignment. We guide patients through adjustments and monitoring to achieve stable, long-term results.
Retainers
Retainers maintain teeth alignment post-treatment, preventing relapse. We provide customized removable and fixed retainers, offering detailed care instructions to ensure lasting results. Follow-up appointments monitor retention success and address any adjustments needed.
Orthodontic Consultations
Comprehensive consultations evaluate dental and jaw development for personalized treatment planning. Our team uses diagnostic imaging and clinical exams to determine optimal intervention timelines, ensuring effective outcomes for children and adults.
People
Dr. Mark Ziedenberg
Orthodontist
Dr. Ziedenberg, a University of Toronto graduate with a Dean's Gold Medal, specializes in orthodontics and dentofacial orthopedics. With over 25 years of practice, he focuses on personalized care, community education, and advanced orthodontic techniques.
Dr. Yona Vandersluis-Solomon
Orthodontist
Dr. Vandersluis-Solomon holds a Master of Science in Orthodontics from the University of Toronto. She teaches at the university, works at Holland Bloorview Kids Rehabilitation Hospital, and brings expertise in treating complex orthodontic cases with a patient-centered approach.
Andrea
Receptionist and Treatment Coordinator
Andrea has supported Dr. Ziedenberg's practice since its inception, coordinating patient care with a focus on creating positive orthodontic experiences. Her dedication to patient communication and comfort makes her a valued team member.
Karen
Office Manager
Karen brings over 34 years of healthcare experience to her role, managing office operations while ensuring patient comfort. Her background in orthodontics and general dentistry supports efficient, compassionate care delivery.
Carol
Dental Hygienist
Carol transitioned from graphic design to dental hygiene, graduating with honors. She specializes in orthodontic hygiene, emphasizing preventive care and patient education to maintain oral health during treatment.
Questions
What orthodontic emergencies do you handle?
We address severe pain, broken appliances, or urgent adjustments. Contact us immediately for issues requiring prompt attention outside regular appointments.
How long does orthodontic treatment typically last?
Treatment ranges from 12-30 months depending on complexity, with regular adjustments ensuring optimal progress and results.
Do you offer payment plans?
Yes, we create customized payment plans to make orthodontic care accessible and affordable for all patients.
What age should children first see an orthodontist?
The Canadian Association of Orthodontists recommends age seven for early evaluation of dental development and bite issues.
Can adults benefit from orthodontic treatment?
Absolutely. We treat adults of all ages, offering discreet options like Invisalign to improve both aesthetics and function.