Established in 1994, Hidden Valley Roofing specializes in the installation of flat and pitched roofs for a range of commercial and residential projects. It offers slate, architectural metal, and assorted clay and concrete tile roofing systems. The company also provides stone-coated metal tile and shingle roofs. Hidden Valley Roofing administers the installation of a variety skylights and roof coatings. It offers waterproofing services for walking decks. In addition, the company provides a range of roof maintenance and repair services. Hidden Valley Roofing s flat roof systems are approved by the Cool Roof Rating Council and are manufactured and distributed by I B Roof Systems.