Confidence is Our Priority

For over 18 years, Delta Bay Dental Group has built a positive reputation for providing state-of-the-art dentistry. With us, you can look forward to exceptional results with the highest quality dental care and the latest dental technology.

Trusted by 1000+ Patients

Quality Dentistry in Brentwood, California

At Delta Bay Dental, our dentists are committed to providing a relaxed, stress-free dental experience that sets new standards of excellence. Our practice, located in the heart of Brentwood, California, is a warm, welcoming environment that values your comfort and well-being above all else. Whether it’s routine check-ups, restorative dentistry, or cosmetic treatments, we prioritize the health and beauty of your smile by utilizing the latest advancements in dental care to ensure you receive the best results possible.


From the moment you step through our doors, it is obvious you are at a dental office like no other. The beautiful decor and inviting atmosphere is designed for ultimate patient comfort and to ensure high-quality care.

– Dr. Tane Rontal

25+ Years of Dental Experience

Global Dentistry Outreach


Wow, this dental office is as caring as it is beautiful! Dr. Rontal is thorough and a fantastic dentist. She has a soft touch and a warm heart! Exactly what you want in your dentist! Marsha is amazing too! She made me feel like we are old friends the moment I met her. She can take my x-rays any day! And finally, Michelle. Oh, what a gem she is!



From regular cleanings to preventative screenings, our comprehensive general dentistry services allow for the early detection and treatment of minor dental issues, preventing them from developing into more serious problems down the road. This ensures your overall well-being while maintaining a healthy, beautiful smile.
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Achieve the smile you’ve always dreamed of and make a positive first impression by eliminating stubborn stains and unwanted imperfections with custom-tailored cosmetic dentistry solutions. Treatments such as porcelain veneers can fix broken, chipped, discolored, or gapped teeth while transforming your appearance and improving your overall quality of life.
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Experience a complete smile transformation that revitalizes your appearance and boosts your self-esteem. With a free virtual smile consultation, you can get all your questions answered in just three easy steps without ever leaving your home. During this time, we will assess your unique dental needs, discuss treatment options, and create a personalized plan to achieve the radiant smile you’ve always dreamed of.
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Dental implants are a popular treatment used to replace missing teeth. As a permanent solution that integrates with your natural bone, dental implants not only enhance your smile but provide long-term stability and improved oral health. With these durable and long-lasting restorations, you can eat, smile, and speak confidently without the concern of missing teeth or shifting dentures.
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Why Choose Delta Bay?

Cosmetic Consultations

Free Initial Cosmetic Consult & Smile Test Drive .

$250 Value!

WE MADE IT EASY FOR Prospective Patients

You may now pre-register with our office by filling out our secure online registration form.


Your initial appointment will consist of a consultation explaining your diagnosis and treatment options.

Make sure to provide us the following:

Note: A parent or guardian must accompany all patients under 18 at the consultation visit.