Since 1895, Anderson Bros. & Johnson has been mining a dark red granite from its quarries in Wausau, WI, and is one of the oldest continuously operated mining companies in the U.S.

Founded in 1990, Andrade S/A Marmores e Granitos of Serra, ES, Brazil — part of the Andrade Group — is a large-scale stone producer with several locations within Brazil.

A physician named Dr. Edward Gantt first discovered Alabama White marble while traveling through present-day Sylacauga, AL, with General Andrew Jackson during the war of 1812.

While the quarry has been in existence prior to its current ownership, Nikolaus Bagnara of Appiano/Eppan (BZ), Italy, has taken the Silver Cloud granite operation to a new level with modern equipment, skilled quarry workers and experience as an international stone producer

The reins at Indiana Limestone Co. of Oolitic, IN, have changed hands many times over.