Rock of Ages is North Americaâ_Ts premier granite quarrier and manufacturer. The company now owns and operates several granite quarries in the United States, as well as certain Canadian provinces. It is the largest producer of cemetery memorials in both the US and Canada. Our Memorial Division fabricates traditional and cremation memorials, mausoleums, columbaria, features and civic memorials with a dedication to quality products and unparalleled customer care, surpassing our competitors.