Meet Our Doctors
Dr. Alan Williams
DDS
As a dentist serving South Orange County, my approach to dental care is simple: treat every patient like family. That means taking the time to really listen to your concerns, explain your options clearly, and build a treatment plan that fits your needs, your comfort, and your goals. I believe you deserve to understand exactly what’s happening with your oral health and why — no confusing jargon, no pressure, just honest, ethical care.
I earned my DDS from the University of the Pacific in San Francisco and completed my Advanced Education in General Dentistry with the US Navy, training that gave me a strong foundation in comprehensive, hands-on patient care. With a continued focus on restorative dentistry, I hold myself to high clinical standards on every procedure, from routine cleanings to more complex treatments. But great dentistry is about more than just the clinical work — it’s about creating an office where you feel welcomed, respected, and at ease from the moment you walk in.
My goal is to be your long-term dental partner, someone you trust with your smile for years to come. I’d love the opportunity to meet you and show you the kind of care that puts you first.
Shawn Loo, DDS
General Dentist
Shawn Loo, DDS received his undergraduate degree in biology at the University of California, Irvine. While at UCI, he served as the academic chair for Lambda Theta Delta.
After finishing his undergraduate degree, Dr. Loo attended the nationally recognized University of Southern California School of Dentistry where he earned his Doctor of Dental Surgery. After graduating, he then served part time on the USC Restorative Faculty teaching the art of crowns, bridges and cosmetic dentistry. Dr. Loo has also been an instructor for one of the world’s leading cosmetic centers that focuses on teaching other dentists how to perform smile makeovers.
In 2009, Dr. Loo was recognized as one of “America’s Top Dentists.” He was also nominated as one of the best general and cosmetic dentists in Orange County and Los Angeles County by the Best of L.A. television program.
Dr. Loo’s commitment to excellence is evident in his ongoing efforts to receive certifications and continuing his education in the latest advancements in dentistry. His main goal is to provide cutting-edge dentistry, including minimal preparation cosmetic dentistry, implant dentistry and Invisalign® orthodontics.
Robert McLeod, DDS, MSD
Periodontist
Born and raised in Southern California, Dr. Robert McLeod received a Bachelor of Science degree in biochemistry and molecular biology at the University of California, Santa Barbara and a Doctor of Dental Surgery degree from the UCLA School of Dentistry. After dental school, Dr. McLeod elected to pursue advanced training at the University of Washington School of Dentistry in Seattle where he completed a specialty program in periodontics and dental implant surgery, and received a Master of Science in Dentistry degree.
Dr. McLeod then became an officer in the United States Air Force. He spent four years as the Chief of Periodontics at Tinker Air Force Base in Oklahoma City and served as a volunteer clinical instructor at the University of Oklahoma School of Dentistry. Dr. McLeod is a member of the American Academy of Periodontology, American Dental Association®, California Dental Association and Orange County Dental Society. He is also board-certified in periodontics, having achieved diplomate status with the American Board of Periodontology.
In his spare time Dr. McLeod enjoys spending time with family, reading and watching movies. He also enjoys outdoor activities such as snowboarding, scuba diving, hiking and golf.