
Sambo Copper Alloy Company is located near Osko Japan and is a member of the Mitsubishi Materials group. Sambo is the inventor of Eco Brass®.
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Ingot Metals Company of Toronto, Canada is an ingot maker and a sub licensee producer of Eco Brass® ingots for North America.
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Chase Brass and Copper Company is the largest producer of brass rods in various alloys in North America. Chase is the exclusive producer for Eco Brass® in North America.

The Federal Metal Co. is a brass and bronze ingot manufacturing company incorporated in 1913 and is centrally located and equipped to deal with brass and bronze foundries nationwide of all sizes and melting processes.