A designation awarded by GAF, North America's largest roofing manufacturer, to roofing contractors who have demonstrated a high level of professionalism, reliability, and skill in residential roof installation. It's an invitation-only program, and only about 2% of roofing contractors in the U.S. qualify for this prestigious status.

ShingleMaster credentials are a mark of distinction, awarded only to contractors who meet stringent benchmarks for excellence. This includes a proven history of high-quality installations, maintaining comprehensive insurance, and a commitment to continuous professional training.