The Demko Team


Trustworthy. Empathetic. Efficient. Invested.


At Demko Orthodontics, we want patients to feel at ease when they walk into our office. Our team is experienced, accessible and authentic, and they will take your treatment as seriously as you do.


Join Our Team!


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Dr. Demko hand picks and cross trains her entire staff, resulting in an extremely informed, well-versed, and capable team that can address all patient needs and questions. Because of their talent, passion, and synergy, the Demko team is ready and able to handle all orthodontics issues, no matter how challenging they may be.


Chesterfield Location




Gabby Merz


Patient Coordinator


Gabby joined the Demko team in April 2021. She was born and raised in St. Louis, MO and attended Lindenwood University. She loves to travel, time with family and friends, sports and musical theatre. Gabby’s favorite part of the job is interacting with patients and making sure they get the Demko experience every time.

St. Charles Location




Kyrie Wright


Patient Coordinator


Kyrie became apart of the Demko team in February 2021. She has over 6 years of orthodontic experience and loves being in the smile business. Her patients are like extended family that she enjoys getting to know a little more each visit.

With a passion for books Kyrie can often be found curled up with a new novel or outside with her puppy Oso. She is always up for an adventure and loves to try new recipes in the kitchen.


Washington Location




Kerry DeJesus


Treatment Coordinator


Kerry has worked for Dr. Demko for more than 16 years. She started out as clinical assistant, then patient coordinator, now as treatment coordinator. She enjoys getting to know the patients and families of the practice. She says she loves watching the kids of the practice grow up.

Kerry and her husband, Mike are the proud parents of three sons, Seth, Colin and Caden. She enjoys spending time with her family, dog and 5 cats.


Sydni Filla


Patient Coordinator


Sydni joined Demko in July 2014. When not helping the Demko family create memorable smiles, Sydni likes to be creative on her own by crocheting or crafting.

You can often find Sydni out on weekends with her husband Nick watching their daughter, Kaitlyn, play soccer or basketball, or just enjoying family time barbecuing, playing games, or shopping.


Clinical Team




Debbie Skelton


Debbie has been with Demko Orthodontics since January 2003. She has been in the dental field most of her working years and in the orthodontics for over 25 years. She is a clinical assistant and lab technician.

Debbie is married and loves to spend time with her family, most of all with her grandkids. She loves to work in the garden and for quiet time loves to sit and read a good book.


Travis Dickens


Travis started as an intern in our Washington office in January 2016 and became a clinical assistant in November 2016. He loves working with our patients and bringing out their best smiles.

In his spare time, you can find him playing golf with his grandfather or spending time with family and close friends. When Travis is not cracking a joke, he enjoys video games and paint ball as well.


Luke Zimmermann


Luke joined Demko Orthodontics August 2019. He loves working at Demko as he gets to help people enjoy their smile.

As an Ole Miss Alumni, Luke loves spending time watching Ole Miss sports and playing with his puppy, Luna. He plans to go on to dental school and become an orthodontist himself in the near future.