Michael B. Demersseman

Michael B. Demersseman

Rapid City, South Dakota

Admitted to bar 1967, South Dakota. Education: College of St. Thomas (B.A., 1964); University of South Dakota (J.D., 1967). Member, South Dakota House of Representatives 1995-97. Mr. DeMersseman's practice is concentrated in the areas of corporations, environmental law, personal injury and employment law. He has served as Labor Relations Counsel for a number of major employers in South Dakota. Mr. DeMersseman frequently advises our business clients on employment law matters, including discrimination claims, wrongful termination cases and compliance with federal and state employment laws. He has conducted an active personal injury practice for many years, along with his commercial litigation and legislative practice.

Areas of Practice

  • Personal Injury -- Defense
  • Business Organizations
  • Litigation & Appeals
  • Employment Law -- Employer
  • Employment Law -- Employee
  • Environmental Law
  • Personal Injury -- Plaintiff
  • Discrimination
  • Wrongful Termination -- Employee
  • Wrongful Termination -- Employer

Bar Admissions

  • South Dakota, 1967
  • U.S. Supreme Court, 1967


  • University of South Dakota School of Law, Vermillion, South Dakota
    • J.D. - 1967
  • College of St. Thomas, St Paul, Minnesota
    • B.A. - 1964

Past Employment Positions

  • South Dakota House of Representatives, Member, 1995 - 1997