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About Testo Limited
In roughly 60 years of company history, Testo SE & Co. KGaA has written many large and small success stories. Here is an overview of the best ones.
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With 34 subsidiary companies and over 80 distribution partners, Testo SE & Co. KGaA is represented on all five continents. Worldwide, about 3000 staff are working for the company.
Interesting people, impressive careers, exciting product applications and fascinating technology. The Testo world has many interesting stories to offer.
As a company operating in the air conditioning and environmental measuring technology sector, the sustainable use of resources is an integral part of Testo's self-image.
Find out all about Testo’s certifications here – including ISO 9001:2015 certification. Certificates can be downloaded.