Who We Are
Eryvium is a specialty battery-materials company developing manganese-based chemicals for Western cathode supply chains. The company combines proprietary process development, qualified manganese sulphate supply, independent verification, pilot-stage technical work, and active US-European production-route preparation.
What Eryvium Is Built Around
Eryvium is built around proprietary process development, technical depth, independent verification, and pilot-stage commercial preparation.
Technical Route
Explore HPMSM ProgrammeEryvium develops a proprietary upgrading route for qualified manganese sulphate materials, with High-Purity Manganese Sulphate Monohydrate as the first commercial focus.

Technical Depth
Explore HPMSM ProgrammeEryvium works with professors, doctorate-level scientists, engineers, and industry specialists across manganese chemistry, hydrometallurgy, metallurgy, process engineering, and materials science.

Commercial Preparation
Explore HPMSM ProgrammeEryvium is in pilot-stage commercial preparation, with validated technical work completed and production-route preparation active in the United States and Europe.

Manganese Materials
Eryvium’s manganese-materials portfolio is built around High-Purity Manganese Sulphate Monohydrate, Battery-Grade Manganese Carbonate (MnCO₃), qualified manganese sulphate materials, and selected manganese sulphate supply opportunities.



Qualified Manganese Sulphate Materials
Supply position supporting development and selected external opportunities
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Manganese Sulphate Supply
Selective supply where customer requirements and documentation are aligned
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Strategic Manganese Sources
Traceable supply foundation for manganese-based battery materials
Discover MoreExecution Discipline, Technical Control, Commercial Readiness
Three principles guide Eryvium’s battery-materials work from validated technical results to customer qualification and commercial preparation.
Execution Discipline
Eryvium focuses on documented development work, qualified supply, independent verification, and customer qualification readiness.
Technical Control
The company’s work is built around process ownership, product consistency, and disciplined qualification for battery-material customers.
Commercial Readiness
First commercial production is targeted within twelve months, subject to customer qualification, partner readiness, and final production-route preparation.





