About Duff Roofing Not all roofs are the same, and not all roofers are the same. At Duff Roofing, we’re proud of the reputation we’ve earned over more than 60 years of service. A commitment to quality service, on-time completion, financial stability, and safety and training make Duff Roofing a great choice for your next job. Learn more about our company and its history. Quote a Job We’d like to learn more about your next roofing, inspection or consulting needs. Save time by completing the contact form. We will respond quickly with an estimate and additional information.