Isaac J Zimmerman

Contact: (800) 767-3557


About Isaac J Zimmerman
Isaac is an attorney and certified public accountant. He represents farmers, ranchers, estates, owners of mineral interests, and owners of closely held businesses in a range of legal and tax matters. Isaac graduated from Cornell University and practiced with a national accounting firm in New York and Nevada before attending law school at the University of St. Thomas. He worked for a real estate development company during and immediately after law school. Isaac’s father grew up on a ranch north of Napoleon, North Dakota and his mother’s family operated a small business in the Fargo-Moorhead area. He is a native of Fargo, North Dakota.
Practice Areas
  • Agricultural Law
  • Business Law
  • Construction Law
  • Energy, Oil and Gas
  • Estate Planning
  • Probate
  • Real Estate Law
CPA (North Dakota State Board of Accountancy)
CFE (Association of Certified Fraud Examiners)



Napoleon, North Dakota Office
289 Main Ave.
PO Box 50
Napoleon, ND 58561
Toll-Free: (800) 767-3557
Telephone: (701) 754-2570
Fax: (701) 754-2450
Bismarck, North Dakota Office
523 E. Bismarck Expy
Suite 3
Bismarck, ND 58504
Toll-Free: (800) 767-3557
Telephone: (701) 224-1519
Fax: (701) 224-1769