Meet Our Dental Team


Sandra, Registered Dental Assistant

Sandra has nearly twenty years of dental experience, and has been helping to make nervous patients feel calm and comfortable at Maxwell Creek Family Dentistry since 2008. In addition to being a registered dental assistant, Sandra has certifications in nitrous oxide and radiography. She also taught assisting at Dental Careers for three years. Sandra enjoys helping people who are embarrassed by their teeth finally enjoy a sparkling smile and the renewed self-confidence they’ve always wanted.

Happily married, Sandra has 3 daughters. Her oldest is at The University of North Texas, and her 2 youngest are at Wylie East. She enjoys watching her girls play volleyball, and spending time with family and friends.


Olivia, Registered Dental Assistant

Olivia works alongside Dr. Guardiola as one of his Registered Dental Assistants. Olivia is certified in nitrous oxide, radiology and sealants. She continually keeps herself up to date with the latest dental advancements through The Spear Institute.

Olivia is a Wylie native and a Wylie East High School alum. She was a spirited member of the Wylie Elite Cheerleaders. You may spot Olivia around town as our designated tooth fairy. She enjoys representing our office while interacting with the kids in our community. In her free time, Olivia loves being outdoors, travel, and spending time with friends and family.


Hannah, Registered Dental Assistant

Hannah joined our Maxwell Creek team in early 2019, and it feels as if she has been here for years. She partners with Sandra and Olivia to assist Dr. Guardiola. Hannah is certified in nitrous oxide, radiology and sealants. She brings a background in both cosmetic and restorative dentistry.

Hannah is originally from Richardson, TX and now resides with her husband, Logan, here in Wylie. When Hannah is not here serving our patients, she can be found helping her husband at his business, CrossFit Rejoice in Wylie, TX.


Sarah, Registered Dental Hygienist

Sarah has worked with our dental team since 2007, and has worked hard to establish meaningful relationships based on trust and respect with patients and coworkers alike. Her greatest passion is changing patients’ outlooks from avoiding oral health care to understanding what a difference regular dental visits make in their lives. Sarah has a bachelor of science in dental hygiene from Baylor College of Dentistry, and is certified in CPR, nitrous oxide monitoring, and is an OSHA safety coordinator.

Happily married for 14 years, Sarah and her husband have little boys! They love spend there free time attending their kids sporting events, gathering with family and friends, attending Church Eleven32 here in Wylie. A country girl at heart, Sarah loves to fish and be outdoors!


Lisa, Registered Dental Hygienist

Lisa has worked in the dental field since 2011, and is dedicated to building relationships and helping patients improve their oral and overall health. With a Bachelor of Science in Dental Hygiene from Baylor College of Dentistry, Lisa has been with our practice since 2011. Lisa loves building relationships with her patients and loves that the practice makes it a priority to truly know each patient that comes through the doors. She enjoys helping every patient on their path to improve their overall oral health. She is certified in CPR and nitrous oxide monitoring, and is a member of the Dallas Dental Hygienists' Society.

A native of Garland, TX, Lisa married her high school sweetheart in 2012. She enjoys spending time with her family, attending The Village Church, participating in mission trips, and especially raising awareness about organ donation. As the recipient of a liver transplant, Lisa is passionate about speaking about the selflessness of organ donation and her gratitude for her donor.


Penney, Patient Care Coordinator

Our patient coordinator Penney has over 20 years of experience in dentistry. A graduate of the University of North Texas, Penney is a registered dental assistant and also holds special certification in radiography, nitrous oxide, and Invisalign. Penney is passionate about helping people achieve the very best in dental care. There’s nothing Penney loves more than watching fearful patients transform into happy, confident patients, just like she did!

When she’s not busy making sure things run smoothly at our office, Penney enjoys spending time with her family, gardening, photography, and attending church at Community Life Church in Forney.


Alyssa, Patient Care Coordinator

Alyssa is likely the first face that you’ll meet when you visit Maxwell Creek Family Dentistry. Not only does she bring warm and friendly demeanor to our front office, she also has a communication marketing degree from Dallas Baptist University. When Alyssa is not busy greeting our patients, she is helping to promote our dental office in the Wylie, Sachse, Murphy community.

Alyssa is a Garland native and it is where she met her high school sweetheart, Luke. They have two children together and stay busy running to sports practices and dance lessons.  Alyssa and her family attend Five Stone Church in Garland.


Misty, Patient Care Coordinator

Our Patient Care Coordinator, Misty, brings over twenty years of dentistry to our team. While she stepped away from dentistry for a brief moment, she quickly found her way back. Her background ranges from chairside assisting to the front office, and everything in between. Misty works closely with our dental hygienists to ensure that all of our patients are scheduled for their regular dental cleanings and checkups.

In Misty’s free time, you can find her at her favorite boxing gym or spending time with her husband and their three children at their home in Rockwall, TX.

Ashley, Office Administrator

Dr. Guardiola’s wife and college sweetheart, Ashley, works behind the scenes to support our office. With a finance degree from the University of North Texas, Ashley spent the first part of her career working at Fidelity Investments in Plano. From accounting to human resources, Ashley fills in the gaps to help our office run smoothly.

When Ashley’s not in the office, she’s supporting Dr. Guardiola from home and spending time with their daughter, Eva. In her free time, Ashley enjoys Pilates, interior design and travel. She is also a member of Watermark Community Church in Plano, TX.


Rooted and built up in Him, strengthened in the faith as you were taught, and overflowing with thankfulness.

Colossians 2:7