John F. Lorentzen

John F. Lorentzen

Nyemaster Goode, P.C.

Recognized since 2013

Des Moines, Iowa

Practice Areas

Commercial Litigation

Commercial Litigation

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John Lorentzen practices in commercial litigation, insurance, and ERISA. His practice in these areas includes litigation and appeals before state and federal courts and agencies.

He has been involved as first chair in a number of trials, both jury and non-jury; arbitrations; and in over 25 reported or pending appeals.

Administrative Hearings, Arbitrations, and ADR
Professional Malpractice
Insurance Coverage and Conduct
Health Care Litigation
ERISA Litigation
Construction and Real Estate Litigation
Business and Commercial Litigation
Banks and Financial Institution Litigation
Appellate Practice

St. Olaf College (B.A., with honors, 1978)
Drake University (J.D., with honors, 1982)

Iowa, 1982
Admitted to practice in all state and federal courts in Iowa, the federal district court for the Central District of Illinois, the Eighth Circuit Court of Appeals, and the United States Supreme Court.


  • 700 Walnut Street, Suite 1600
    Des Moines, IA 50309-3899


  • Drake University , J.D., graduated 1982

Bar Admissions

  • Iowa, The Iowa State Bar Association

Recognized in The Best Lawyers in America® 2023 for work in:

  • Commercial Litigation
  • Commercial Litigation

Special Focus

  • Appellate
  • Employee Benefits
  • Insurance

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