MCO Orthodontics

Stouffville Orthodontist Office

28 Sandiford Drive, Unit 1
Stouffville, Ontario L4A 7X5


Book a free consultation

Oshawa Orthodontist Office

292 King Street West, 2nd Floor
Oshawa, Ontario L1J 2J9


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Markham Orthodontist Office

4581 Highway 7 East, Suite 103D
Markham, Ontario L3R 1M6


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Downtown Toronto Orthodontist Office

101 McCaul Street
Toronto, Ontario M5T 2W7


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Welcome to MCO Orthodontics, Orthodontist in Downtown Toronto, Markham, Oshawa, and Stouffville!

Your Markham, Stouffville, and Oshawa braces orthodontist, specializing in Invisalign® in Richmond Hill, Invisalign Teen™ in Scarborough, Incognito™/iBraces™ in Toronto, and clear braces in Uxbridge.  Whitby, Pickering and, Ajax Orthodontists serving in Mandarin Chinese, Cantonese Chinese, and English.

Can't decide where to go for your orthodontic care?  See why so many choose MCO Orthodontics because of the MCO Difference!

mco orthodontics provides invisalignmco orthodontics provides invisalign teen



Not interested in a mouth full of metal and ever been told "no" to Invisalign in Toronto? We have one of the most highly sought out Invisalign doctors in the world, especially for second opinions with Invisalign!  Certified Invisalign dentists and Elite Provider Orthodontists have come to us for their own treatment.  Check out the Toronto Invisalign website to help you make the most informed decision about your own treatment and get on your way to a straight smile without braces!

Best Invisalign Before and After Plaque

We presented one of the best Invisalign before and after cases at the Invisalign Summit in Las Vegas as chosen by orthodontic peers and have been published multiple times for oustanding Invisalign results.

With some of the top Invisalign braces Chinese orthodontists in Markham, Toronto, Unionville, Oshawa, Whitby, Bowmanville, Stouffville, and Richmond Hill, our practice provides orthodontics for adults and children.

Dr. Mariam Haroun and Dr. Jason K. Tam are your certified Markham,Stouffville, Oshawa, and Unionville orthodontists.  Dr. Haroun, Dr. Tam and their talented team have been the secret behind beautiful, straight smiles in Markham, Stouffville, Richmond Hill, Oshawa, Unionville, Uxbridge, and Toronto for many years. Combining specialist experience with advanced education and a personal touch, we bring you only the best orthodontic treatment options available, including Invisalign, Incognito, ceramic Radiance™ brackets, metal braces, and more. Dr. Tam is certified by Invisalign as an Invisalign Teen and Top 1% Super Elite Provider based upon his experience! Ask us about the benefits of Invisalign, Invisalign Teen, Invisalign Express, and Vivera® retainers. See how you can achieve a beautiful, straight smile with invisible braces treatment!

Your entire orthodontic experience is all about you, beginning with our complimentary initial examination, with NO REFERRAL REQUIRED. We understand your busy schedules, so we offer appointments every 2-3 months for your routine visits and will see you on time. Interest-free and flexible financing is tailored to make treatment affordable. We are extremely passionate about our office, and we're committed to making this a memorable experience for you!

To start building your beautiful smile, request your consultation online today. We are your top Greater Toronto Invisalign orthodontist, serving Markham, Stouffville, Unionville, Richmond Hill, Thornhill, Scarborough, Pickering, Ajax, York Region, Newmarket, Uxbridge, Port Perry, Brooklin, Whitby, Oshawa, Bowmanville, Courtice, Toronto, Greater Toronto Area, Downtown Markham, North York, and Thornhill.


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