Wieland Precious Metals
United Precious Metals Refining
Umicore Precious Metals
Tanaka Precious Metals
Pease & Curren Inc.
Oxford Assaying & Refining
National Fabricated Metals (Division of National Chain)
Morvillo Precision Products
LGS Refining
Legor Group USA Inc.
Koos
Jewelers Refining Group Inc.
Ishifuku Metal Industry Company Limited
Horizon Metals
General Refining Corporation
David H. Fell & Co. Inc.
Eric Precious Metal Refining
Cimini & Associates
Berco Jewelry Company
Agosi GmbH
Roseco
Australian Refiners
A&A Jewelry Supply
Stuller
Southeastern Findings
Ross Metals Corp.
Rio Grande
National Chain Group
Myron Toback Inc.
Leach & Garner
Hoover & Strong Inc.