Roof One is Michigan's premier roofing and siding contractor. With certifications from Owens Corning, GAF, and Certainteed we offer the best quality with the best warranties. Our highly trained and professional roofing crews will leave your house or business looking brand new with the confidence that the job is done right. Services: Residential Roof Repair Residential Roof Replacement Insulation Siding Windows Gutters Skylights Ventilation Commercial Roof Repair Commercial Roof Replacement Call today for your free roof replacement estimate. We know you have a choice of contractors, thanks for choosing us! We serve central Michigan including: Livonia, Canton, Shelby, Port Huron, West Bloomfield, Pontiac, East Lansing & Elmhurst.