Clean air is our mission
For over 40 years, HJS has stood for leading exhaust technology from the Sauerland region. We develop sustainable solutions for clean mobility and offer high-quality products and services for industry, trade and workshops. Discover our wide range now – from retrofitting to motorsport.
What makes us special
Environmental and health protection have a firm place as guiding principles in the values of our society and are also the motivation for our actions. We at HJS Emission Technology are a leading supplier of exhaust technology based in Menden in the Sauerland region of Germany. We have been taking responsibility for the future in our company for over 40 years.
Innovation
For over 40 years, HJS has been setting national and international standards as an innovative company with emission technologies for the automotive industry.
Sustainability
HJS has been developing technologies for environmentally friendly mobility as the basis for a clean future since the 1980s.
Flexibility
Our process and infrastructure enables flexible and individual implementation of projects at attractive costs.
Quality
We owe our company’s success not only to the high quality of our products and processes, but also to their continuous improvement.
News from HJS
Future-proof retrofitting for inland waterway vessels – HJS presents low-emission SCRT technology at Maritime Industry Menden, May 8, 2025 – HJS Emission Technology GmbH & Co. KG will be presenting…