Short Business Description Biondo Contracting, uses only the finest quality materials, limiting your need for numerous costly repairs in the future. With our prompt and effective service, quality workmanship, and attention to detail, Biondo Contracting has set the industry standard in the area and will make your roof project the best that it can be. When you retain Biondo Contracting as your NJ roofing contractor, you get roofers in central NJ that not only meet, but will exceed your expectations.