We are pleased to announce that with effect of 1 July, 2010, Matter Engineering has become a 100% subsidiary of Testo in Lenzkirch/Germany (www.testo.de).

Under the brand name "Matter Aerosol" our team of specialists in Wohlen/Switzerland continues to develop and manufacture high-profile nanoparticle measuring equipment for automotive, laboratory and ambient applications, marketed through our existing distribution network.

For you as a partner or customer of Matter, nothing will change for the time being. Our business location in Wohlen/Switzerland, will remain in place, as well as your daily contact persons.

For more informations, please enter our new website: http://www.matter-aerosol.ch