American Trust Insurance has been a local, trusted insurance solution since 2004, founded in Huron and expanding into ten locations across eastern South Dakota.
December 1, 2004
ATI officially formed
January 1, 2005
Acquisition of Jim Long & Associates, Huron
February 1, 2006
Acquisition of Montgomery Agency, Huron
February 1, 2007
Acquisition of Rogers Agency, Huron
July 1, 2007
Acquisition of Flanagan Agency, Huron
January 1, 2008
Acquisition of Stoudt’s Insurance Agency, Watertown
January 1, 2011
Acquisition of American Agency, Mellette
October 1, 2012
Acquisition of Mansfield Insurance Agency in Mansfield -moved business to Mellette
2013
Opened Pierre office
January 1, 2015
Acquisition of American Agency, locations in Wessington Springs, Wolsey and Alpena
2017
Acquisition of Meyer Insurance Agency in De Smet
June 1, 2017
Opened Sioux Falls office
February 1, 2018
Acquisition of Hand County Insurance Agency in Miller
January 1, 2021
Acquisition of Hawley Insurance Services, Brookings