Johnson Matthey is a British multinational speciality chemicals and sustainable technologies company headquartered in the United Kingdom. It is listed on the London Stock Exchange and has been a constituent of the FTSE 100 Index since 2002.

As a global leader in sustainable technologies, we apply our cutting-edge science to create solutions with our customers that make a real difference to the world around us.

We have been leaders in our field for more than 200 years, applying unrivalled scientific expertise to enable cleaner air, improved health and the more efficient use of our planet's natural resources.