Our Team

At Dentistry By Design, our highly skilled, dedicated, and compassionate team of dental professionals works alongside Manhattan, KS, dentist Dr. Bret Gilsdorf and is committed to making sure you experience excellence in dental care every time you visit. The team will make sure your needs are met and your expectations are surpassed, from the moment you step through our doors until you are done checking out, and they will always give you a reason to smile.


Dentistry by Design Business Manager Justyna

Justyna, Business Manager

As the business manager, Justyna takes care of bookkeeping, payments and helping patients. She was educated in Poland and enjoys working at Dentistry By Design. Patients say Justyna is a sweet person and has a great accent.

She married Dr. Bret Gilsdorf in 2014.

Courtney Marshall

Dentistry by Design Registered Dental Hygienist Courtney Marshall

Courtney Marshall, Registered Dental Hygienist

Courtney has been a hygienist for over five years and has been caring for Dentistry by Design patients for more than four years. A graduate of Wichita State University, she brings to the team her passion for the dental profession and her desire to help people achieve their best oral health. She enjoys the positive energy that the Dentistry by Design team cultivates and shares with its patients, and she is proud to be a part it.

Spending time with her two kids, Brooklyn and Wyatt, and family are her top priorities when she’s outside of the office. Together, she and her family enjoy attending baseball games, going to the park, and traveling.

Taryn Dowers

Dentistry by Design Registered Dental Hygienist Taryn Dowers

Taryn Dowers, Registered Dental Hygienist

Taryn Dowers graduated from Manhattan Area Technical College Dental Hygiene School in 2019. Prior to completing her degree in dental hygiene, Taryn was a dental assistant for seven years in her hometown of Hutchinson, Kansas. She is very passionate about oral health and enjoys spending her free time with her daughter and family, cooking, and adding to her makeup collection.

Mario Lazo

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Mario Lazo, Dental Assistant

Mario attended Flint Hills Job Corps for dental assistant training. His favorite thing about assisting is creating same day crowns with our CEREC machine. He grew up in North Western Kansas. During his free time we enjoys working out, running, going on hikes and spending time with his dog Lucky and cat Kitty.

Lauren Barr

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Lauren Barr, Financial Coordinator

Lauren graduated Kansas State University in December of 2015 with a fine arts bachelor’s degree in social sciences. Lauren is passionate about helping patients get the treatment they need and customer service. Lauren lives in Manhattan with her Cat, Osiris, but travels home to Lawrence to visit family frequently.