Heraeus is a globally active precious metals and technology Group with firm roots in Germany, headquartered in Hanau near Frankfurt. The company has been family-owned for more than 155 years. Precious metals, sensors, dental products and biomaterials, quartz glass, and specialty lighting sources are the focus of our activities

Tanaka Kikinzoku Group is a leading precious metals trader, refiner and manufacturer with a history well over a hundred years. It is highly regarded internationally for its high specification industrial products which are used in a wide array of applications.

The METALOR Group is based in Switzerland with subsidiaries in 15 countries over the world. The company is comprises four divisions; refining, watches & jewellery, advanced coatings and electrotechnics.