Meet the Staff
Southland Dental Group: Antoine Sourialle, DDS, Inc
Dr. Marlene Miller D.M.D.
Marlene Miller has dedicated herself to pursuing the highest levels of clinical and research training and has been highly decorated during her academic training. She has an exceptionally strong background in all phases of current and modern Periodontal Therapy and Implant Surgery.
Marlene A. Miller, D.M.D., M.Med.Sc. completed her residency in Periodontics and Implant Surgery at Harvard University School of Dental Medicine, where she also received her Master of Medical Sciences degree in the field of Oral Biology. Previously, Marlene finished her Doctor of Dental Medicine degree from the University of Pennsylvania School of Dental Medicine. While at the dental school, Marlene received numerous awards and scholarships and was elected into the Omicron Kappa Upsilon National Dental Honor Society. She also received the prestigious Dr. Morris Bradin Award in Periodontics based on her clinical and research achievements. Locally born and raised, Marlene graduated from UCLA with her Bachelor of Science degree in Neuroscience.
Marlene is proud to be a Diplomate of the American Board of Periodontology. This distinction signifies she is a board-certified periodontist who has made significant achievements beyond the mandatory educational requirements of the specialty.
Marlene Miller is a highly qualified, gentle, and caring individual who believes in delivering the highest quality care in periodontics, guided by a dedication to utilizing the most advanced techniques and materials. Her devotion to every detail of the treatment process helps ensure patient satisfaction with every aspect of their dental experience.
Memberships:
- American Academy of Periodontology
- American Dental Association
- California Dental Association
- California Society of Periodontists
- Newport Harbor Academy of Dentistry
- Orange County Dental Society
- Orange County Women’s Dental Society
- South Coast Periodontal Group


Dr. Jacob Hanseen D.M.D.
Dr. Jacob Hanseen was born and raised in Salt Lake City, Utah, graduating from the University of Utah with a degree in Biology. He became interested in dentistry because of how it blends creativity with science. Dentistry would allow him to create with his hands while nurturing his lifelong love of science and learning.
Dr. Hanseen moved to Las Vegas to attend dental school at the University of Nevada, Las Vegas. After dental school, he was accepted into the Orthodontic residency program at the University of Colorado. Upon completing his residency, he and his family moved to lovely Southern California.
He is a member and diplomat of the American Board of Orthodontics and a member of both the American Association of Orthodontists and the Pacific Coast Society of Orthodontists.
Dr. Hanseen is married with three boys, Theo, Peter, and Ben. They are a family of loyal Dodger fans and attend games as frequently as possible. Outside of dentistry and the Dodgers, Dr. Hanseen also loves watching movies, spending time at the beach, and exercising.
Dr. Heidi Starnes
You deserve the best when it comes to your smile—that's our commitment. With over 25 years of experience, Dr. Heidi Starnes ensures your smile is in capable hands. Following her father's footsteps, she completed her orthodontic residency at St. Louis University. As a specialist orthodontist, Dr. Starnes offers our patients exceptional orthodontic care by blending a commitment to excellence with the latest advancements in orthodontic technology.

Share On: