Heraeus: Catalysts for the Hydrogen Economy Heraeus Precious Metals (subsidiary of Heraeus Group) is a leading company in the refining of platinum group metals (PGMs) and production of PGM products. Its products are used in a wide range of industries including automotive, chemicals, semiconductor, energy, and others. This profile focuses on Heraeus Precious Metals' product offering for the hydrogen economy, specifically on PEMEL/FC and ammonia cracking catalysts. Heraeus: Catalysts for the Hydrogen Economy