Innovating Beautiful Smiles with Braces and Invisalign since 1958

Your smile is our inspiration

Our top priority is providing you the highest quality of orthodontic care in a friendly, comfortable environment! We utilize the latest technological advances in orthodontics, including The Damon System self-ligating brackets – braces that can significantly shorten your treatment time – and Invisalign for a bracket free, virtually invisible way to straighten your teeth. By combining these with our advanced imaging systems, we ensure that you receive the best care possible.

About Us

eight years running

Top Docs

Dr. O’Leary and Dr. Hack have been voted Top Orthodontists in CT by their peers in Connecticut Magazine every year since 2008.

Meet the Doctors

What's Happening

March 12, 2019

Autism Awareness Month

Autism awareness is a cause that is close to our hearts!  April 2019 marks the fourth National Autism Awareness Month that team OASECT will collect donations and sell custom tee shirts to support this cause. You can show your support by purchasing a (super soft, totally comfy, really cool) tee for $25 – proceeds will benefit […]

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March 12, 2019

2019 Photo Days

2019 PHOTO DAYS Say cheese! Join us for a 5-10 minute complimentary photo session with Brenda De Los Santos Photography beginning this spring! Photos from the session are professionally edited and sent to each patient at their home. Digital files are also available to download for personal use. Some of the beautiful photos taken during […]

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March 12, 2019

2019 March Madness Bracket Contest

OASECT is hosting a March Madness bracket pool for patients of our practice and their immediate family members.  Only one entry per person.  The individual with the highest final score will win a $150 gift card to Dick’s Sporting Goods! Make sure to get your bracket(s) in before the pick deadline (March 21, 2019 at 12:15 […]

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