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

June 28, 2018

Dog Days of Summer Contest

WIN A SUMMER GETAWAY DURING OUR DOG DAYS OF SUMMER CONTEST! Stop by any of our office locations to pick up OASECT bandanas for each of your pets, take a photo of them wearing it, and post it to either our facebook page or tag ‘oasect’ on Instagram before August 31 to be entered to […]

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June 26, 2018

60th Anniversary Celebration

To celebrate our patients and their families, OASECT invites you to join us at our Waterford office on Thursday, August 16th at 6pm for our 8th annual Patient Appreciation Night! We’re also celebrating our 60th anniversary, so it’s going to be our biggest and best party yet with lots of fun surprises! Local Connecticut food […]

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April 12, 2018

Summer 2018 Photo Days

SAY CHEESE!  Professional photographer, Brenda De Los Santos of Brenda De Los Santos Photography will be available for 5-10 minute complimentary photo sessions throughout the spring and summer- no appointment necessary! Photos from the session are professionally edited and sent to each patient at home. Digital files will also be available to download for personal use.  Mark your calendars […]

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