Election Guide '22
The candidates and issues on Montana's 2022 ballot
McMahon, 57, of Helena, has been on the bench as a district court judge serving Lewis and Clark and Broadwater counties since 2016. In recent years, McMahon has taken over the handing of adult cases in family court for the district.
Prior to that, McMahon practiced as a civil defense attorney, representing Blue Cross Blue Shield of Montana in insurance disputes and doctors and attorneys facing malpractice lawsuits.
McMahon graduated from the Gonzaga University School of Law in 1991. After starting his legal career in North Dakota, he was admitted to the State Bar of Montana in 1992 and returned to Helena to continue practicing in 1996.
This biography is based on campaign materials and interviews with McMahon.