Meet Our Team

Dr Harrison

Jill Harrison, DMD

After practicing in the Portsmouth area for several years, Dr. Harrison established Harrison Dental Arts so that she could better serve the Seacoast community. Her philosophy is to treat patients how she would treat members of her own family and aims to build relationships built on mutual trust. She encourages patients to become involved in their care, strives to provide patients with all their options, and works with patients to determine a treatment plan that is the best fit for each individual patient.

As a testament to the quality of her work, Dr. Harrison was voted one of NH’s top dentists in 2018, 2019 and 2020 by her peers at New Hampshire Magazine.  

Meet Dr. Harrison


Patient Care and Treatment Coordinator

Ashley has been in the dental field since 2014. She graduated from Northern Essex Community College as a Certified Dental Assistant. She enjoyed working beside Dr. Harrison as her assistant for about three years prior to joining her team at Harrison Dental Arts. Ashley has a passion for dentistry and enjoys helping others to regain their smile.

Ashley is a New Hampshire native, but lived in Massachusetts for some time before she and her husband returned to New Hampshire in 2016. She enjoys spending time outdoors – hiking, fishing, and kayaking with her husband. In the winter months Ashley spends her time doing projects around the house and baking. Ashley is also a mom to her cat, Max, and dog, Molly.


Dental Hygienist

Kim has been a dental hygienist since 2011 after earning her degree from Rowan College at Burlington County in New Jersey. She truly loves being a hygienist and building a rapport with anxious patients is her specialty. She goes out of her way to ensure they have a positive and enjoyable dental visit.

Kimberly and her husband, Jason, have two children, Andrew and Emma. They enjoy hiking, camping, and traveling as well as spending time with their Newfoundland, Teddy and their German Shepherd, Jaeger. 


Dental Assistant

Born in New York and raised in NH, Susie has a deep love for the East Coast. Venturing to Boston for school and returning to NH to cultivate her career, she has found her niche at Harrison Dental Arts. Susie joined the team in September 2020 and has been enjoying every moment since. Having been in the hospitality industry for years, she loves to connect with patients and give a helping hand to her fellow colleagues. Susie is a first generation Korean-American who loves her family, friends, and plants. Outside of work you may spot her at a local greenhouse, the beach, or appreciating some good food.


Dental Hygienist

Becky is native to NH and graduated from New Hampshire Technical Institute with an Associates in Science Degree in both Dental Hygiene and Dental Assisting. Her focus is on providing the highest quality of care to patients and educating them on the connection between dental health and overall health. She is committed to making hygiene appointments a comfortable and positive experience. In her free time, she enjoys spending time with her daughter Corana, traveling, and baking.


Dental Assistant

Born and raised in Massachusetts, Brianna decided to make the move to NH after traveling here her whole life. After being in a Dental Assisting in high school, she moved on to get her associates degree in animal health sciences at Bristol Community College. After working the animal field for the last 5 years, she found her way back into dental assisting and has thoroughly enjoyed getting back into the swing of it. During her free time, Brianna enjoys reading, playing outside with her Labrador Retriever, Skyy, and exploring her new home in NH.