Testo SE & Co. KGaA is a world-leading supplier of portable and stationary measurement solutions. For over 60 years, Testo has been impressing customers with its highly accurate measuring devices and innovative solutions for managing the measuring data of tomorrow. When it comes to heating, air conditioning, ventilation, food safety or electronics, Testo measuring devices meet all expectations set by professional users in terms of functionality, ergonomics and accuracy. 2700 Testo employees worldwide are on hand to assist customers, ensuring that product innovations are always based on an in-depth dialogue between Testo engineers and the users on site. And this is why so many users rely on Testo.