A1 Home Improvements is a NY Roofing Contractor offering professional roof installation services for new shingle roofing and full roofing replacement with top roofing brands including GAF. We also install lifetime roof systems from IKO, Owens-Corning, and Certainteed. A1 Home Improvements follows all roofing manufacturer guidelines when performing roof installations. We are a trusted and reliable family owned and operated roofing company with over 30+ years of roofing experience.