Rock of Ages Corporation is a granite quarrying and finishing company located in Graniteville, Vermont.
[1] On 19 October 2010, Swenson Granite, based in Concord, New Hampshire, announced that it and Rock of Ages had agreed to merge.
[1] On 16 September 2016, Polycor inc., of Quebec City, Quebec, Canada -a natural stone producer, announced the acquisition of Swenson Granite and Rock of Ages Corporation[2][3][4][5] to become the largest producer of marble and granite in North America.
ROAC maintains the world's largest "deep hole" granite quarry.
Modern techniques have evolved to include the use of diamond-tipped wire saws and water jets.