Always Faithful Dog Training Naperville IL provides leadership-based, in-home dog training with no treats, clickers, shock collars, or gimmicks. We help dogs stop leash pulling, jumping, barking, nipping, aggression, anxiety, & other behavioral issues by teaching them to follow your leadership. Our services include puppy training, obedience training, behavior modification, leash & off-leash control, crate and potty training, & therapy/service dog preparation. Serving Naperville, Lisle, Bolingbrook, Woodridge, Downers Grove... read full review »