Principal Mineral

TechMet

This investment company produces, processes and recycles critical minerals for customers in the technology, energy, aerospace and defence industries.

Vulcan Elements

The company manufactures rare earth magnets for customers in the aerospace, automotive, and defence sectors.

USA Rare Earth

This company produces rare earth elements and permanent magnets for the aerospace, defence, semiconductor, renewable energy and electric vehicle industries.

Solcoa

This manufacturer produces rare earth metals for customers in the electric vehicle, renewable energy, aerospace and defence sectors.

Foundation Alloy

This company produces engineered alloys and metal components using solid-state metallurgy for customers in the aerospace, defence, automotive, energy, and precision manufacturing sectors.

Phoenix Tailings

This company produces rare earth metals and alloys from mining waste for customers in the automotive, defence and medical device sectors.

Hertha Metals

This company produces low-carbon steel and high-purity iron for rare-earth magnet manufacturers and the defence industrial base using a single-step pyrometallurgical process.

Tungsten West

Tungsten West extracts tungsten and tin from a Devon mine for aerospace, energy, and defence customers, including the UK government and global refiners.