Mark Reinschmidt

Mark Reinschmidt (born 1960), is an American politician who is serving as a member of the Montana House of Representatives from the 75th district. A Republican, Reinschmidt succeeded Marta Bertoglio who resigned in June 2025.

Early life and education Growing up on a ranch near Whitehall, Montana, in Jefferson County, he attended Whitehall High School. He graduated from Montana State University.

Career

Reinschmidt has lived in Jefferson County for thirty years. On July 16, he was interviewed by the Jefferson County Commission as one of the three candidates on the Republican shortlist. On July 22, Reinschmidt defeated more experienced politicians Terry Churchill and Kirk Wagoner and was selected to succeed Bertoglio. Reinschmidt has stated that he will seek election to the Montana Legislature in 2026.