The German Dog Training Center is a 7 acre facility located in Northern California. It is home to Zwinger vom Heidelberger Schloss, a kennel owned by Thomas Sauerhoefer, a German Shepherd Breeder with over three decades of experience breeding, training and showing German Shepherd Dogs in both Germany and the United States. The German Dog Training Center is located in Northern California and we are proud to be the premier suppliers of quality German Shepherd Dogs for families.