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BM Catalysts are a trading division of Belton Massey Ltd, a company formed in 1966 (formerly B&M Tyres and Exhausts Ltd.) It is the UK’s largest independent manufacturer of catalytic converters.


Currently producing around 2500 part numbers, it boasts Europe’s widest range of catalysts, diesel articulate filters and front pipes. At present BM Catalysts operates from its 83,000 sq. foot plant in Nottinghamshire and has also recently acquired an additional plant at 60,000 sq. ft nearby. In order to produce parts to the highest of standards, it uses only the latest in high-tech machinery e.g. 1D CNC Mandrel Bending Machine, High Definition Plasma Cutter, CNC Lathe Technology and Robot Welding.


Having the capabilities to identify future popular parts early before demand from the market, BM Catalysts remains at the forefront of catalytic converter development.

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