In 1953, Koch Insurance was founded by Royal F. Koch in Tyndall, South Dakota. Royal's son Martin "Marty" Koch joined him in 1983 and expanded offices to Tabor, South Dakota in 1984 and then Springfield, South Dakota in 1986. The Yankton, South Dakota office opened in 2008 and is managed by Michele Gordon. Austin Koch joined the Tyndall office alongside his father Marty, in 2014. The Tyndall team also includes Darla Bachmann, John Bentzen, Ernie Bures, Drew Koch, and Dan Bures.