Meet Our Team

Our friendly, reliable team has been with McQuiston Dental for many years, providing excellent service for our patients. We would be happy to conduct your appointment in English, Vietnamese, Urdu, or Pashto so that we can best serve your needs. Please contact us today if you have any questions about our office or would like to schedule a time to visit our dentist in Alexandria, Virginia.

Loren Grimes, Office Manager

Loren joined our team in 2011, bringing with her several years of customer service experience. Her enthusiasm and attention to detail make her a great asset to the office as well as a friendly face for our patients. Her thorough understanding of dental insurance matters and dental procedures will help maximize your insurance benefits and ease any concerns you may have.

Brenda DeMello, Dental Assistant

Brenda joined our dental team in 1993, working as a dental assistant. In 1997, she became a certified dental assistant. She is technically proficient and well-organized, and she utilizes state-of-the-art assisting techniques, which allows her to render the highest level of care during your visit. Brenda is well-versed in many different procedures, and would be glad to answer any questions you may have about your oral health.

Thai Perrigo, RDH

Thai has been working with Dr. Scott McQuiston since she graduated from Northern Virginia Community College’s hygiene program in 1998. In her 20 years of dental experience, Thai has always provided patients with gentle yet thorough treatment. She really enjoys getting to know her patients and making them feel as comfortable as possible. Thai understands the importance of patient education, makes sure to thoroughly and cheerfully answer questions, and provides her patients with the highest level of care.

Roma McWhite, RDH

Roma began her career in dentistry as a dental assistant in our practice in 1990. She later returned to school to obtain her hygiene degree from Northern Virginia Community College (NOVA). After graduating from NOVA in 2006, Roma continued working with Dr. Scott McQuiston in her new capacity as a hygienist. Roma is a gracious and kind person who takes a personal interest in each one of her patients. Her devotion, in combination with her extensive dental experience, helps Roma to provide patients with the highest quality of care and the most up-to-date dental information.