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Meet Our Team


Dr. Marilyn Sy

Dr. Sy has 32 years of world-class experience under her belt. Dr. Sy started practicing in 1980 and attended the UCLA review one year program. She then attended USDI (United States Dental Institute) and obtained orthodontia experience. Dr. Sy Speaks multiple languages including Chinese, Tagalog, and English. When Dr. Sy is away from the office she enjoys traveling and quilting. She dedicates her time to her children's education with a daughter having a master's in Biology and a son attending the Cal Berkeley School of Engineering.




Dr. Moutaz Kotrob

Dr. Kotrob is an Artist-Dentist. After Graduating from Damascus University in 1997 with a Doctor of Dental Surgery (DDS); he relocated to the United States and obtained his dental board license in 2003. He attended UCLA review courses for the California Dental Board in 2004. While practicing and learning more about the newest dental advancements he completed his study and also obtained a Bachelor of Fine Arts from Brooks Institute of Photography in 2009, majoring in Film Production. Dr. Kotrob splits his time between his two passions, Dentistry and Filmmaking. Dr. Kotrob is an active member of the ADA (American Dental Association), CDA (California Dental Association), and the local dental chapter.




Dr. Marivic H. Pimentel

Dr. Pimentel received her degree from the CEU School of Dentistry of the Philippines in 2000. Following graduation, she received further training from UCLA School of Dentistry in Endodontics and Cosmetic Dentistry. She worked for four years as a dedicated school dentist serving the underdeveloped areas of southern California. Dr. Pimentel is dedicated to the newest advancements in dental technologies and an active member of the ADA (American Dental Association), CDA (California Dental Association) and the local San Mateo dental chapter. When Dr. Pimentel is not practicing her passion in dentistry, she spends her time with family especially her adorable two year old son.


What Our Clients Say

  • .Pure Smile Dental Group's motto is "We care." And genuinely I think they do. We can't wait to go back for our next visit. :)

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