I think Cullins One Hour Heating & Air Conditioning is a 5-star experience because they are really focused on the customer. I have met the owner before and I think his excellent customer service rubs off on the employees. I have been going to them for around 10 years and I have no complaints about the service. They try to be fair about pricing and will do just about anything you ask from them. The technicians they send out are just great. I rate them very highly.