507 West 15th Street Austin, TX 78701(512) 478-4411

Dental Staff

Dentist in Austin, TX

All our professionals at Dennis Brender DDS maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.

Austin, TX dental office

Dr. Brender

Dentist in Downtown Austin

Dennis Brender, DDS & Brent Herrington, DDS

Dr. Brender moved to the Lonestar state in 1984, with a goal of building his lifelong dream of owning his own dental practice. His dream was realized when he purchased an established practice in downtown Austin, where he was a practicing associate dentist. 

Dr. Brender's concern for the well being of his patients goes way beyond oral health, he has a passion for overall good health and is constantly up to date with all the latest data. He spends a great deal of time listening to and mentoring each of his patients, wanting only the best for them. His conservative approach to treatment has grown the practice through trust and caring.

Dr. Brender received his dental degree at the University of Washington, Seattle in 1984 and his Masters, in the Academy of General Dentistry (MAGD)' in 2005. He served on the Board of Mano De Cristo for several years and continues to volunteer on a regular basis. He is involved with the Capital Area Dental Society

Having grown up on an apple orchard and being known as, the apple kid, by his buddies, Dr. Brender was able to work, grafting apple trees, to put himself through college. Dr. Brender and his wife, who was his college sweetheart, enjoy a healthy, active lifestyle and are very involved with their church.


Dr. Brender is a member of several organizations.



Dr. Herrington

Dentist in Downtown Austin

Dennis Brender, DDS & Brent Herrington, DDS

Dr. Herrington grew up in Palestine, Texas. He comes from a family of 
dentists. His mother, father, and three uncles are all dentists. Through 
his family experiences, he developed a passion for dentistry. He began 
working towards his goal of becoming a dentist by receiving a Bachelor 
of Science degree at Texas A&M University in College Station and a 
Doctorate of Dental Surgery from Baylor College of Dentistry/ Texas A&M 
Health Science Center in Dallas Texas. 

Dr. Herrington understands the importance of education. He has spent 
countless hours taking advanced esthetics, occlusion, endodontics, oral 
surgery, implant dentistry, and treatment planning courses in order to 
stay at the forefront of dentistry. Through continuing education, his 
goal has been to stay informed of the most current procedures and 
technology available in the dental field and provide those services to 
his patients. 

"I take great pride in providing quality dental care. It is my goal to 
provide gentle, compassionate care through skillful and conservative 
treatment. It is important that my patients have healthy mouths and 
beautiful teeth and smiles" 

Dr. Herrington also stays abreast in his field of study as a member of 
the following local and national professional organizations: 

When not at the office, Dr. Herrington enjoys playing soccer, tennis and 
golf. You can also find him exploring Austin's local restaurants.



Theresa is a born and raised Texas girl, who moved to Austin 23 years ago where she began her dental career in pediatric dentistry. She became a member of Dr. Brender 's team in August 2015. Theresa has a strong knowledge of dental insurance with a passion for exceptional customer service, she takes the time to listen and understand our patients needs. As the mother of a 12 year old son, she keeps very busy and active. Theresa also enjoys doing triathlons, watching college sports and the relaxing life style that Austin has to offer.



Mariann moved to Austin from Fairfax VA, where she had worked as a dental assistant for several years in a cosmetic practice. She became a member of Dr. Brender's staff in 2014, and took over the Zoom (teeth whitening) program in the office, as well as assisting, and working in the front office. Mariann enjoys all that Austin has to offer, music, hiking, biking, kayaking etc. She also creates and builds custom stained glass windows in her free time.



Julie has been an outstanding lead assistant with Dr. Brender for over 17 years. She is very involved with the patients' treatment and wel l being. Her gentle manor and attention to detail have allowed our patients to sit back and "enjoy" the dental experience. Outside of work, Julie and her husband enjoy outdoor activities, caring for their home, three dogs and any stray animal that comes their way. They are very involved in their church and enjoy spending time with their daughter.



Nilsa has been a Dental Hygienist with Dr. Brender for 17 years. She began with the office as a dental assistant while still in high school. After graduation, with Dr. Brender's encouragement, she pursued her Dental Hygiene Degree. Nilsa's nurturing and kind spirit as well as quick wit, have brightened the office and brought comfort and laughter to all of her patients over the years. She is involved in continuing education and shares her knowledge with the hope, that patients understand the importance of good oral hygiene. Nilsa and her husband of 22 years, have two beautiful children . As a family, they enjoy entertaining, family outings and Texas Football, and Skiing.



Tina, one of Dr. Brender's hygienists, has been with the office since 2013, when she moved to Austin from Indianapolis, Indiana. She has been in the dental field for 13 years, and a hygienist for five of those years. Outside the office, Tina enjoys Austin's food scene, as well as being active outdoors! She has a passion for fitness, and is currently working on becoming a certified TRX instructor! Tina recently adopted a fur baby, Duncan, and he accompanies her on many of her Austin adventures!