McMahon, Stowater, Lynch & Laddusaw
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James F. McMahon
  • Partner


Algona, IA





Jim McMahon began practicing law in Algona in October 1964 with E. C. McMahon (his father) and Leo J. Cassel in the firm known as McMahon & Cassel.  He has been a partner in all successor firms, including the present firm known as McMahon, Stowater, Lynch & Laddusaw.

Jim received his undergraduate degree in Political Science from the University of Notre Dame in 1959 and his law degree from the University of Iowa in 1962.  Following law school, he served as a Special Agent with the FBI until joining the firm of McMahon & Cassel.  He is a member of the Iowa State Bar Association and the Kossuth County Bar Association.

Areas of Practice

  • Probate & Estate Administration
  • Real Estate
  • Tax
  • Wills & Estate Planning

Bar Admissions

  • Iowa, 1962


  • University of Iowa College of Law, Iowa City, Iowa
    • J.D. - 1962
  • University of Notre Dame, Notre Dame, Indiana
    • B.A. - 1959
    • Honors: cum laude
    • Major: Political Science

Professional Associations and Memberships

  • Iowa State Bar Association
  • Kossuth County Bar Association

Past Employment Positions

  • Federal Bureau of Investigation, Special Agent, 1962 to 1964

Pro Bono Activities

  • Various nonprofit organizations and religious institutions

Ancillary Businesses

  • Tax preparation
  • Real estate closings