Garfield Refining is a Philadelphia, Pennsylvania based refinery specializing in the purchase of precious metals, including gold, silver, platinum and palladium. The company was founded in 1892 and was originally called Eastern Smelting. In 1928, it was purchased by the Garfield family. Still located in Philadelphia, Garfield's headquarters house a facility that separates precious metals from waste material, as well as an on-site assay laboratory. The family-owned and operated refinery services a variety of clients including dentists, jewelers, pawnbrokers and private sellers or buyers.