Local: 701-444-2211
Toll Free: 888-783-8447

Watford City North Dakota based law firm with attorneys specializing in the areas of oil and gas, probate, real estate, collections, personal injury, corporation, domestic relations, estate planning, business law, wills and probate, trials and appeals and tribal law.

Expert legal representation

Johnson & Sundeen Law Office provides legal service in a variety of areas over a wide region. The firm's expertise includes oil and gas, personal injury, wrongful death, malpractice, probate, real estate, traffic and industrial accidents including semi-truck collisions and oil well explosions & fires, agriculture, commercial law, corporations, collections, litigation, and appeals. Lawyers in the firm are licensed in North Dakota, Tribal, and Federal courts. Lawyers in the firm are also licensed in Virginia, Minnesota, and Montana.

North Dakota badlands

The law firm's main office is located in Watford City, where the firm was founded in 1980, and has a branch office in Killdeer. The firm provides legal services to clients throughout North Dakota but focuses its practice in the counties of McKenzie, Williams, Mountrail, Dunn, Billings, Stark, Golden Valley, Divide, and Ward. Its clients come from all parts of North Dakota, other states, and around the world.

The firm primarily focuses on areas of:

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  • Serious injury and wrongful death from oil field, semi-truck, and automobile accidents, fires, explosions, and other catastrophic events
  • Oil and gas mineral representation for individuals in areas of advice, title curative, lease negotiations, and litigation
  • Probate and heirship proceedings
  • Commercial negotiations and litigation
  • Agricultural law
  • Real property including leases, deeds, and title litigation

Partner: Dennis Johnson

Dennis has been practicing law, and specializing in oil & gas litigation, in Watford City since 1980.

Partner: Ross Sundeen

In addition to practing law with Johnson & Sundeen, Ross is the States Attorney for Dunn County.

Associate: Ariston Johnson

Ariston joined JSLO in 2011 and has an excellent track record arguing appellate cases before the North Dakota Supreme Court.

Based in Watford City, in the heart of North Dakota's booming Bakken oil fields, Johnson & Sundeen provides quality legal expertise with common sense and small-town service.

Learn more about the firm's origins.

Johnson & Sundeen 
P.O. Box 1260
109 5th St SW
Watford City, ND 58854

Local: 701-444-2211
Toll Free: 888-783-8447

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