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Pioneering clean air technology for 50 years and beyond

The world's first commercial auto catalyst was made in Royston in May 1974

Introducing JM's new HyRefine™ technology

Our new HyRefine™ technology enables recycling of fuel cell and water electrolyser materials.

Delivering decarbonisation at scale with low carbon hydrogen

Hydrogen is key to reducing global emissions. JM's LCH™ technology enables production of hydrogen with up to 99% less emissions.

1,6-Hexanediol Production Technology

PGMs: a circular solution for a net zero future

Catalytic converters: fighting pollution for 50 years and beyond.

Hydrogen: ramping up to reach net zero

Financial results and reports

JM’s latest financial results, Annual Report and investor presentations

Low Shrinkage Methanol Synthesis Catalyst

Methanol synthesis catalysts will typically undergo a degree of shrinkage (and settling) following reduction and subsequent start-up.