Roofing Services Advantage Roofing is a general contractor based in New Jersey. Since 2000, we have been providing a range of services to our residential and commercial customers that make us stand out among our competitors. The Advantage Roofing Difference While we have an extensive array of knowledge, experience and expertise, Advantage Roofing also stays true to its roots by providing personal service for each project. You'll work closely with the owners of the company from the estimate stage and all throughout the entire project.