Meet Our Team

Dr. Gagan Kohli

Dr. Gagan Kohli DDS, MS

Dr. Gagan Kohli completed his Masters from University of Alabama,Birmingham and has been practicing dentistry in California since 2002. He is Invisalign and Laser Dentistry certified. He believes in listening to all his patients and their needs and to treat them with the best possible care. He wants his patients to leave the office knowing that they have a friend in him.

When not practicing dentistry he enjoys arts, watching movies and traveling. He has traveled around Europe, East Asia and Mexico. He has a wonderful wife who is a Nephrologist practicing in Bay Area and a beautiful daughter Enaya.

Debbie Engs

Debbie Engs, Office Manager

It’s a pleasure to introduce Debbie, our office manager. She has been in the dental field for 23years managing all of our patients and their dental needs with the utmost care as if they were her own family members. She is the first and last smiling face you’ll see coming and going from our office as well as the first cheerful voice to greet you on the telephone. As one of our dentist put it, she is the ‘heart and soul’ of the office

Her passions involve sharing life’s journey with her talented husband, George and raising two wonderful now teenage sons Tyler and Tanner. As a family, in their free time they enjoy entertaining and cooking & BBQ’n for friends and family at home, scuba diving, pheasant hunting and Scouting trips.

Rose Airoso

Rose Airoso, R.D.H.

Rose Airoso, our Registered Dental Hygienist graduated from Chabot Community College in Hayward, California. With more than 23 years of clinical experience as a dental hygienist, you will find her to be caring, compassionate, friendly and very thorough in her patient’s care. She is fluent in Portuguese and speaks some Spanish.

Rose enjoys spending time with her wonderful family – husband Carlos, son Andrew and daughter Kelsey. Her two children keep her busy during the soccer season. She also enjoys reading, being with family and friends and attending her children’s sporting event and activities.

Bonnie Mac Lean Donzella

Bonnie Mac Lean Donzella, R.D.H.

Bonnie Donzella graduated from Onondaga Community college Syracuse, New York in 1970. With 42 years of experience as a dental hygienist has helped many generations of patients with their dental health. She moved to California in 1979 and has worked at this office since then.

She has her son Mathew who teaches K-8th multi subjects. She loves hummingbird and warm days in Napa. She is a wonderful baker and we get to enjoy her recipes on holidays.

Larissa Tecson, Dental Assistant

Larissa Tecson, RDA, Operations Manager

Larissa began her dental career in 2011. As the operations manager, she oversees the operation of our dental offices ensuring patients have a positive experience. Larissa as well sets high standards for all staff members. She enjoys helping and interacting with all aspects of dentistry. Larissa was born and raised in the bay area. She loves spending time with her family and raising her daughters. She likes movies, music and food, as well as the outdoors.

Sarah Ramirez, RDA, Patient Coordinator

Sarah Ramirez, RDA, Patient Coordinator

Sarah Ramirez has been in the dental field for the past 12 years. She attended East Bay Regional Occupational Program’s dental assisting course during her senior in high school. Sarah enjoys working as a clinical assistant as well as servicing patient’s needs in the Front Office. Sarah is experienced in General dentistry, Orthodontics and Pediatric dentistry.

In her free time, Sarah prefers to spend time with her family and dogs. They enjoy outdoor activities like dirt bike riding, camping, swimming and bicycle riding. Sarah and her son are active in Boy scouts and church activities.

Debbie Alo, R.D.H.

Debbie Alo, R.D.H.

Debbie is a long time local resident, growing up in Newark and Graduating from Newark High in 1980. She went on to graduate from Chabot College in 1988 with an AA in Dental Hygiene, from Ohlone College in 1990 with an AA in Natural Science and from CSUH in 1992 with a BA in Biological Science. Debbie is also a long time member of the American Dental Hygienist’s Association. When she’s not educating patients about dental health issues, she enjoys travelling, swimming and training for 5K’s.