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Our Practice

Keystone Dental Arts in Somersworth NH. We provide service to Rochester, NH 03866 and the surrounding area.

Keystone Dental Arts is a patient-centered practice. Dr. Roberts and our staff take care to be respectful, mindful and responsive to individual patient preferences and needs to ensure that patient values guide all clinical decisions.

We offer adult & child general dentistry services with specialization in restorative & cosmetic dentistry: bonding, bridges, crowns, dentures, Invisalign®, dental implants, veneers, & teeth whitening.

We are currently accepting new patients. We invite you to read our patient reviews and Discover the KDA Experience.


From the Spaulding Turnpike (Route 16) North or South, take Somersworth, NH Exit 9 and turn right of the ramp to merge onto Indian Brook Rd. Follow Indian Brook Rd (approx. 03 mi) to Route 108. At light, turn left onto Route 108 toward Rochester; Keystone Dental Arts is 2.4 miles North on Route 108. Our building is on the right.

KDA Location

Dr. Ian Roberts

Dr. Ian Roberts received his Bachelor of Science degree from the University of Northern Colorado, and his Doctor of Dental Surgery degree from the University of Colorado (Go Buffs!).  He is a member of the American Dental Association (ADA) and the New Hampshire Dental Society.  Dr. Roberts participates in many hours of continuing education; he is a member of Spear continuing education and Great Bay Dental Studies group.

Dr. Roberts was born in Nashua, NH and later moved to Ashby, MA where he spent most of his childhood.  After high school, he served our country in the United States Marine Corps.  Dr Roberts met his wife Carissa while on leave from training and have been inseparable ever since.  After marrying, he relocated to Colorado to attend college and receive his dental degree. During his time in Colorado, he and his wife welcomed a son, Ben.  With how important family is to Dr Roberts, he and his family moved back to the area, a return to his NH roots.  In 2018, the Roberts family grew with the arrival of a baby girl, Zoe.  Dr Roberts enjoys spending time with his family, skiing, hiking, road/mountain biking, motorcycling, sailing, and flying in his spare time.

Favorites: Food – homemade mac ‘n cheese | Music – folk | Movie – Forrest Gump | Dream Travel Destination – New Zealand

Dr. Ashley Mullaney

Dr. Ashley Mullaney

A native of New Hampshire, Dr. Mullaney received her Bachelor of Arts degree from UNH. She earned her Doctor of Dental Medicine degree from Tufts University School of Dental Medicine and was Vice President of her class.

After dental school, Dr. Mullaney gained valuable experience at the University of Vermont Medical Center. During her General Practice Residency, she responded to emergency calls for the hospital and treated patients with dental trauma.

Prior to attending Tufts, Dr. Mullaney achieved her Masters of Science in Toxicology at Colorado State University.

Dr. Mullaney is a member of the American Dental Association, New Hampshire Dental Society, the Academy of General Dentistry, and the American Academy of Cosmetic Dentistry.

In her free time, Dr. Mullaney enjoys spending time with family and friends, running, hiking and, playing ice hockey.  She is excited to be working here in Somersworth and serving her local community.

Favorites: Food – “Nina’s” (grandmother) macaroni and cheese | Music – John Mayer | Movie – The Princess Bride | Dream Travel Destination – Greece

Dental Hygienists

Cindy Houghton

Cindy Houghton, Dental Hygienist

Cindy loves being a dental hygienist and being part of the Keystone Dental Arts team!  Cindy is focused on working with her patients and educating them to identify and achieve their overall dental hygiene goals. She enjoys making a connection with new patients and reconnecting with her established patients. With over 20 years of patient focused experience, she joined the KDA team in August 2014. Cindy and her family are proud residents of the Seacoast and enjoy all the benefits that the area has to offer.

Cindy’s Favorites:  Food – Italian | Music – rock/folk/indie | Movie – While You Were Sleeping | Dream Travel Destination – Asia

Jessika Lake

Jessika Lake, Dental Hygienist

Jessika loves being a dental hygienist because it allows her to connect with members of her community while educating them on the importance of oral health and its connection to overall health.

Jessika graduated from the University of New England in Biddeford, Maine as a registered dental hygienist and worked in Massachusetts prior to joining us.

Outside of the office, Jessika enjoys camping with her two dogs, gardening, and attending live music.

Jessika’s Favorites: Food | Pad Thai  | Music – Funk and Soul | Movie – Catch me if you can | Dream Travel Destination – Thailand

Kathy Sartorious

Kathy Sartorious, Dental Hygienist

Kathy graduated with her degree in Dental Hygiene from Westbrook College and her license to administer Local Anesthesia from Middlesex Community College.

She has more than 28 years experience and enjoys educating her patients on the benefits of good oral hygiene. She is knowledgeable in screenings to identify oral cancer, periodontal disease, and decay. She prides herself on her “thorough but gentle” clinical skills.

In her personal time, Kathy enjoys spending time with her adult children, family, and friends; taking CrossFit classes, long walks, reading, boating, and of course a great day at the beach.

Kathy’s Favorites: Food – Ice cream and pizza | Music – Anything 60’s, 70’s or 80’s  | Movie – There are so many! | Dream Travel Destination – RV-ing across the United or States

Dental Assistants

Jeane Sample

Jeane Sample, Dental Assistant

Jeane has a true passion for her dental career. With 40+ years of experience she feels very fortunate to be doing what she loves. Her extensive range of abilities coupled with her desire to build relationships with patients are what set her apart. Jeane and her husband Russ live near beautiful Lake Winnipesaukee.  They feel truly blessed to have two great daughters, sons-in-law, and four precious grandchildren. Jeane will surely make you feel like you’ve been friends forever!

Jeane’s Favorites: Food – pumpkin spice anything | Music – Christian contemporary | Movie – Titanic | Dream Travel Destination – Thailand

Amber Hatch

Amber Hatch, Dental Assistant

Amber joined our team in 2018. She enjoys educating patients and helping them achieve and maintain good oral health, as well as making them feel comfortable in the chair. She was born and raised in Maine and resides there with her husband Josh, their lovely daughter, and a rambunctious Weimaraner. Amber has a warm, cheery personality known for brightening anyone’s day!

Amber’s Favorites: Food – anything buffalo | Music – little bit of everything | Movie – Elf | Dream Travel Destination – Bora Bora

Robin Phillips

Robin Phillips, Dental Assistant

Robin came to KDA in 2018 with 31 years of experience in dental assisting. She loves working out with her daughter every morning at the gym. She has 4 children and 1 grandson, whom she adores.  Robin also likes gardening, bike riding, and cooking. Most of all she enjoys working in her community and getting to know patients.

Robin’s Favorite’s: Food – Mexican | Music – country | Movie – Bedknobs & Broomsticks | Dream Travel Destination – Italy

Office Staff

Maureen Turmelle

Maureen is usually one of the first people to greet you upon arrival. She graduated from UNH, Thompson School of Business and entered the dental field as a chair-side assistant for six years. She spent twenty years in the insurance business before joining the KDA team in 2007.  She and her husband Jim have two sons, Ryan and Brandon. Maureen enjoys her family and their many activities: skiing, hiking, gardening, swimming, or just “hanging out.” One day she would like to own a house in a remote wooded area beside a river.

Maureen’s Favorites: Food – fruit & veggies, seafood | Music – Rolling Stones, Stevie Wonder, Elton John, Simon & Garfunkel | Movie – Elf, Bucket List | Dream Travel Destinations – Macy’s Day Parade, Swiss Alps

Diane Glover

Diane Glover, Receptionist & Scheduling Coordinator

Diane graduated from the Berlin Technical College and joined the KDA team in January 2015. She’s the warm, friendly face you’ll see when you enter our office. She and her husband Doug, have two sons, Dylan and Drew. Diane enjoys riding with her husband on their motorcycle and spending time with family.

Diane’s Favorites: Food – spaghetti & meatballs | Music – country | Movie – Titanic| Dream Travel Destinations – New York City at Christmas, a remote island, Alaska