Dental Staff

Dental Staff in Fargo, ND

All our professionals at Tronsgard & Sullivan, DDS, Partnership maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.

Paul J. Tronsgard, DDS

Dentist Fargo, ND

Dr. Paul J. Tronsgard did his dental training and earned his Doctor of Dental Surgery (DDS) degree from the University of Minnesota. He is a graduate of North Dakota State University (NDSU). He has been in private practice since 1989 and is active in the American Dental Association, the North Dakota Dental Association (NDDA) and Southeast District Dental Society where he is a past officer. He is a fellow of the International College of Dentists and an active member of the Heartland Study Club.

Dr. Tronsgard’s special interests include cosmetic and implant dentistry as well as endodontics.

Dr. Tronsgard volunteers at the Red River Valley Dental Access Clinic. The mission of the clinic is to provide treatment to people unable to access care in the traditional setting.

Aside from his practice, he is active in his church, enjoys skiing, hunting, fishing and time at the lake with his family.

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Daren T. Sullivan, DDS

Dentist Fargo, ND

Dr. Daren T. Sullivan is a graduate of The University of Minnesota School of Dentistry. He continues his dental education through the Heartland Study Club as well as other CE courses offered through local and national dental associations.

Dr. Sullivan is a graduate of Fargo North High School and Concordia College in Moorhead. He is a member of the Academy of General Dentistry (AGD), American Dental Association (ADA), North Dakota Dental Association (NDDA), and the Southeast District Dental Society. He is active with community youth and also volunteers at the Red River Valley Dental Access Clinic in Moorhead. The mission of the clinic is to provide treatment to people unable to access care in the traditional setting.

Dr. Sullivan enjoys time at home, hunting, fishing, hiking, camping, eating, waterskiing, snowboarding, AM radio, involvement at his church and learning more about the community. He is a big fan of the Minnesota Wild hockey team and the Minnesota Twins baseball team.

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Coulton R. Dangerfield, DDS

Dentist Fargo, ND

Dr. Coulton R. Dangerfield is a graduate of The University of Creighton School of Dentistry. 

Dr. Dangerfield is a graduate of Oak Grove Lutheran School and Concordia College in Moorhead. 

Dr. Dangerfield enjoys spending his time golfing and relaxing at the lake cabin with friends and family. He also enjoys watching the NFL and college basketball.