What is your strategy to find the best roofing contractor? What should you ask to a potential roofing contractor? The first consideration is a physical office address. Next comes insurance policy including worker’s comp and comprehensive liability insurance. The company must be licensed. You can also ask for references of their previous job done for different clients. There are more to ask to a roofing contractor and only then you can hire one. See the inforgraphic to learn how to hire a roofing company.