Meet Our Team

We are here to help you. Our goal is to provide our patients with excellent periodontal and dental implant treatment in a personalized, friendly, safe, and caring environment. We value patient education and constantly look for opportunities to help our patients. We want our patients to have a clear understanding of their conditions and treatment options.


Registered Dental Hygienist

Nancy is a board certified dental hygienist, she received her dental hygiene degree from Foothill College and offers over 25 years of experience in the dental field. Nancy strives to provide the highest quality of care in a very gentle and compassionate way.  By educating you on the latest dental advances, she is dedicated to maintaining your healthy smile to last a lifetime.


Registered Dental Hygienist

Sandra was born and raised in the Bay Area. She received her Bachelors degree at UC Berkeley, worked a few years then decided to return to school to pursue a new career. Sandra completed the Dental Hygiene Program through Foothill College and has now been practicing for 7 years. She loves hearing all the stories people share when they're in her chair, from all walks of life. She especially enjoys stories about their travels and is always looking for tips and advice fo her next destination.


Financial Coordinator

Emmalee joined our team in 2012 as our insurance and treatment coordinator. She has been in the dental field for over 17 years in the bay area. She is knowledgeable with dental insurances and verifies all financial information for our patients. Emmalee is available to answer questions regarding your account and/or insurance benefits.


Practice Administrator

Jessica is our practice administrator, who returned to our team in 2017, after taking some time off to enjoy being a first-time mom. With over 20 years of experience in the dental field, Jessica has great knowledge and expertise in managing patients’ financial and dental treatment needs.  You will always find her with a huge smile on her face and will not hesitate to go above and beyond to help patients feel right at home. She is fluent in both English and Spanish. Jessica is an avid cook and during her spare time, enjoys spending quality time with her daughter.


Registered Dental Assistant

Connie is a registered dental assistant and graduate of City College of San Francisco. Since joining our team in 2005, Connie has assisted in more than 3,500 implant procedures and numerous periodontal surgeries. She puts patients first, being gentle and compassionate to ensure you are comfortable and safe. A true professional in infection control, she strives to maintain the highest standards of CDC guidelines. She is fluent in English and Chinese.


Registered Dental Assistant

Margarita, or “Gari”, has been working as a registerd dental assistant in San Francisco for over 20 years. She has gained experiences in every field of dentistry, but over the past few years Gari has aimed to level up and work in a specialty field. She considers being a part of Dr. Ronderos' team a great blessing in her carrer. One of the many things she enjoys about dentistry is seeing how changing a patient's smile, transforms their lives. It is very gratifying for her as an assistant to give care to our patients in a calm and caring atmosphere, where their comfort and well-being is her main concern. Another passion for Gari is her family. She has two young children, who both enrich her life daily. In her free time she enjoys baking, cooking, discovering new restaurants, shopping and exploring beautiful places she's never been. 


Certified Preventive Functions Dental Assistant

Alyssa is a board certified preventive functions dental assistant through D.A.N.B. and graduate from Renton Technical College in Washington State. You will see Alyssa in both the front and back office. She will help you schedule your appointments and answer your questions while you're in the office or on the phone. She offers 10 years of experience in the dental field, attends continuing dental education classes to stay current and is well-versed in every procedure Dr. Ronderos provides. Alyssa is committed to providing an exceptional dental experience in a knowlageable, safe and comfortable enviroment.