PetersenDean has installed top-quality products for residential and commercial customers since 1984. Our trucks are just as likely to be seen outside any cities biggest construction project, as they are to be seen in front of your neighbor's home.Founded on the principal that the highest standards are achieved only by utilizing quality workmanship and materials, PetersenDean's commitment to quality, safety and our customers has made us the roofing company of choice for the country's top homebuilders.  The company is headquartered in Northern California, and operates 15 regional offices in Arizona, California, Florida, Nevada, Oklahoma and Texas. PetersenDean has grown to be the largest privately held roofing and solar contractor in the united states.