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Johnson Matthey Catalysts


In 1851, Percival Johnson and George Matthey formed a partnership to refine and assay gold.  Spurred on by the gold rush of 1849, their company pioneered numerous advances in the use of gold, silver, platinum and other precious metals.

Through its rich history, Johnson Matthey has learned what it takes to grow from a start-up company to a world class manufacturer; commitment to making the highest quality product available and formation of valuable partnerships.

With 10 manufacturing facilities supported by state-of-the-art Research and Development, Johnson Matthey's Environmental Catalysts and Technologies (ECT) Divison produces some of the finest catalysts in the world.  The Stationary Source Emissions Control (SSEC) business unit of ECT headquarted in Malvern, PA, USA manufactures emissions control catalyst for industrial processes, stationary engines, gas turbines and portable engines.  Johnson Mattey SSEC remains at the forefront of technology development, prepared to meet ever-tightening regulations and the on-going needs of our customers.

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