There are multiple manufacturers who make asphalt shingles, however, only a few have made a mark like CertainTeed shingles have. CertainTeed is the industry leader in building materials. Within a short period of time, they have grown from a small manufacturing company to one of the world's largest manufacturers of residential roofing materials. They have a wide variety of asphalt shingles that are tough, offer great durability, and look good as well. These asphalt shingles come with a great warranty.