Neb. Rev. Stat. § 25-536

A court may exercise personal jurisdiction over a person: (1) Who acts directly or by an agent, as to a cause of action arising from the person: (a) Transacting any business in this state; (b) Contracting to supply services or things in this state; (c) Causing tortious injury by an act or omission in this state; (d) Causing tortious injury in this state by an act or omission outside this state if the person regularly does or solicits business, engages in any other persistent course of conduct, or derives substantial revenue from goods used or consumed or services rendered, in this state; (e) Having an interest in, using, or possessing real property in this state; or (f) Contracting to insure any person, property, or risk located within this state at the time of contracting; or (2) Who has any other contact with or maintains any other relation to this state to afford a basis for the exercise of personal jurisdiction consistent with the Constitution of the United States.