We have built a team that is committed to helping you maintain the health of your teeth or restore vitality and appearance through our services. Our practitioners are skilled and trained to offer services that many dentists do not, so you will find all of your needs covered.
The Austin Dental Center team is led by Dr. John N. Glennon.
Dr. John N. Glennon
Dr. Glennon was born in Virginia as a Navy Brat, moved to Austin in 1965 and has seen a lot of changes come to Austin over the last 50 years. He attended Highland Park Elementary, Leona Doss Elementary, Murchison Junior High and Anderson High School. From there he went to The University of Texas and graduated with a degree in Microbiology. Dr. Glennon then started his dental training at Baylor College of Dentistry in Dallas where he earned his Doctor of Dental Surgery in 1988 as the recipient of the Senior Student Award. He then did a one year General practice Residency at the Veterans Hospital in Temple Texas and started in Private Practice in Austin in 1989.
Dr Glennon is excited about where dentistry has been and where it is going technologically and is constantly keeping up with the latest dental treatment technology.
Dr Glennon and his wife Tammy have three kids and spend their time with friends and family, boating on Lake Travis, getting a good run in or hitting the local High School Football or basketball games.
Member of the American Dental Association, Texas Dental Association, Capital Area Dental Society, Spear Study Club and Austin Impact Study Club (Seattle Study Club), and the Academy of General Dentistry.
Dr. Thu Trinh – Associate Dentist
Dr.Trinh graduated from UCLA School of Dentistry, and completed her advanced training at the Eastman Institute of Oral Health in New York. She is associated with the American Dental Association, Capital Area Dental Society, and American Academy of Cosmetic Dentistry. She is continually updating her education with advanced courses from Kois Institute, Spear Academy, American Academy of Cosmetic Dentistry, American Academy of Clear Aligners.
Her philosophy is that a healthy body supports a healthy mind, and she is dedicated to helping her patients understand and appreciate the importance of their smile. Her favorite procedures are Invisalign and esthetic makeover cases. Her favorite aspect in dentistry is the integration of new technology that allows early diagnosis and treatment of dental diseases.
Dr.Trinh spends her free time swimming, practicing yoga, dog training, and shooting and creating films for Banhmark. On a cool summer day, you can find her with her husband at Zilker Park, eating tacos and playing frisbee or fetch with their two dogs, Cinna and Time.
Sarah Zigal – Office Manager
Sarah is an Austin native, who enjoys art, music and sunshine. She has been in the dental field for 17 years. Sarah is the proud mama of a 19 year old cat, Bella. She spends her free time with friends and family, and singing karaoke.
Jessica Tran- Dental Assistant
Jessica has been in the dental field for over 25 years, and she has been working for ADC for almost 20 years. She graduated from Western College in California. She has a loving husband and three adorable children, and her favorite past-time is to travel all over the world. Her favorite movie is “How to Lose a Guy in 10 Days” along with other well-known chick flicks. She can be found at the beach in the summer, and reading thrillers at home in the winter. What she finds most rewarding about dentistry is the ability to deliver instant restorations to her happy patients.
