Meet Our Team

Meet Our Amazing Staff!

Assisting the exceptional work from Dr. Peter Guirguis is the amazing and dedicated Definitive Dental team! Each of our staff truly cares about the individuals & families that walk through our doors and we make it a point to consistently provide complete care that exceeds your expectations!

Take a moment to learn about our staff and contact us if you would like to schedule an appointment! We can’t wait to take your smile to new heights!


April - Dental Assistant

I am very passionate about providing patients with quality and gentle care. My favorite part of dentistry is building a relationship with patients so they trust and feel comfortable in a place many experience anxiety. I have worked in the dental field for the last ten years. It warms my heart to help restore someone’s confidence in their smile and take their life back. Away from the office I enjoy spending time with my son, working out, serving the community and going to church.


Lesli - Dental Assistant

My name is Lesli and I am a Registered Dental Assistant. I love my job because I am able to help patients restore confidence in their smile. I always try and go the extra mile to make sure my patients are as comfortable as possible. In my free time I love to spend time with my three kids and my husband. We love exploring outdoors and trying new things!


Laura - Receptionist

I love working for Dr.Guirguis because he believes in Dentistry Done Right that exceeds expectations! I enjoy working as a receptionist, meeting our patients, and seeing them smile! I was born in Fort Worth, Texas. I am married with three wonderful children. I love the Cowboys, Rangers, and Mavericks. I love to hike, swim and race cars when I am not at work.


Brittany - Scheduler

My name is Brittany and I will help schedule your appointments! I’ve been in dentistry for several years now and have a beautiful four year old daughter I am very proud of. I enjoy getting to know our patients and look forward to speaking with you!

Jessica - Dental Assistant

Hello, my name is Jessica, and I am a registered dental assistant here at Definitive Dental. I love smiles and I love to listen, understand patients concerns and questions about their dental health. Since I was little, I will always cared for and helped other people. I just knew I wanted to be in the dental field and become a doctor. I’m currently in school for Hygienist and continuing my education. Definitive dental is my second home, I appreciate the our patients and staff!

haidi team

Haidi - Hygienist

My name is Haidi. I have been a hygienist for over 26 years. My ultimate goal is helping my patients achieve optimal dental health and keeping their teeth for life. My philosophy is to treat my patients as they’re my own family. In my spare time I love spending time with my wonderful husband and our 3 beautiful children. I can’t wait to meet each and every one of you in person!


Liz- Office Manager

My name is Liz and I am the office manager at Definitive Dental. My goal is to make sure every single one of our patients is given the best quality of care while trusting us with their dental needs. I am also a registered dental assistant. I have been with Dr. Guirguis for about a year and half. I really enjoy what I do, as this will be my 9th year in the field. I’m a Grand Prairie native, Go Gophers! I enjoy spending time with my loved ones when not in the office. I am happily married and a mother to 3 wonderful children who have the same passion for traveling, movies, music, sports, and baking. We also enjoy exploring the world together. Come in and meet our team, I promise you will love us!

Sondra - RDA

My name is Sondra. I’ve been in the dental field for 9 years. Helping patients is one of my most favorite things to do. My passion is dentistry and my family. I’m born and raised in Dallas. I’m married to an Army veteran of 27 years that I am very proud of. I love spending time with my family and friends, decorating my home and planting.

Darinka - Receptionist

Welcome to our office! My name is Darinka and I am excited to meet you. I have been in the dental field providing excellent customer service for the last four years. I have a handsome two-year-old son. I enjoy spending time with him, shopping and meeting new people. Come see us, you will not be disappointed. See you soon!

Female Placeholder Profile

Katrina - Financial Coordinator

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