Your credit score report can be affect by more than your available credit history. We talk about how credit cards, mortgages, car loans, and any type of loan that reports to all 3 credit bureaus will affect your credit score. We don’t always talk about utility companies and how they can have a negative impact on your credit report. Here are utility companies I like to consider non-creditors. In other words these companies don’t give you a line credit, they just provide a service.