Jo-Thor's Dog Trainers' Academy is a division of Jo-Thor's Dog Obedience Academy, Inc. The Academy was opened in 1973 in Bolingbrook, Illinois, a south suburb of the Chicago Metropolitan Area. Jo-Thor's Academy relocated to the Greater Atlanta, Georgia Metropolitan Area in 1981 and expanded operations in 1986. The Academy opened its present primary center in Alpharetta in 2000. Jo-Thor's Dog Academy has graduated over 10,000 dogs.