Family-owned and operated in Woodside, New York, Scientific Metals refines precious-metal scrap for dental and jewelry customers across North America. The company keeps melting, incineration and assay under one roof, processing each lot individually and emphasizing transparent returns without sales representatives or third-party intermediaries. Its dental refining work has earned a place on the cover of Dentaltown magazine, an unusual distinction for a refinery.
Landis Refining Co., IncFounded in 1953 as Henry Landis Inc., Landis Refining Co., Inc. buys and processes scrap precious metals from dental practices and jewelry businesses. This family-owned corporation brings two generations of expertise to assaying and refining, with a customer-service approach built around free collection containers, insured shipping options, and flexible payment choices. Its programs also accommodate small quantities, including a single dental crown or bridge.HAMPTON BAYS, NY
Star RefiningEstablished in Boca Raton in 1991, Star Refining processes precious-metal scrap for dental practices, jewelers, pawnbrokers and individuals. Unlike a broker, it handles melting and assay in-house, providing itemized settlement reports and same-day payment for walk-in customers. Its valuation consultants also visit dental offices across the United States and Canada for on-site assessments and payment.NORWALK, NY
General Refining CorporationSince Dick Spera founded it in 1975, General Refining Corporation has grown from a refinery serving New York’s Diamond District into a family operation with roots in the city and Alaska. Today, the company’s 36,000-square-foot Hempstead facility handles precious-metal refining and assay work for customers across the jewelry, mining and industrial communities, while its Alaska offices serve miners directly.HEMPSTEAD, NY
Auris Noble LLCAuris Noble is an Akron-based, vertically integrated recovery and refining company that turns aerospace scrap, spent anodes, and other difficult feed materials into high-purity precious and strategic metals. Founded in 2011, the company is especially known for its science-driven iridium work and has more than a decade of experience managing aerospace revert, including recycling over 3 million pounds of superalloys. Two on-site laboratories let Auris Noble test small samples before scaling a process, and its quality system is registered to ISO 9001:2015.AKRON, OH