We are innovators and facilitators – always have been, always will be

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We are a family-owned company. That shapes our traditions and the way we think and act. We have been setting standards in the valve industry for over 50 years. Because we understand what moves people and satisfying their needs is our priority; working together to learn new things, find new solutions, and achieve unique results that inspire. Now and in the future.

Whether they come in the form of knife gate valves, butterfly and check valves or water control gates, isolation valves are our expertise. We combine engineering skills with exceptional manufacturing know-how. Our definition of performance: the highest level of quality, which stands the test of time.

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 Take a look behind the scenes

From the initial idea through to the installation.

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New at Sistag

ADAC Driver safety training

Safety First

Our German outside sales team spends countless hours on the road visiting customers in every corner of Germany, inspecting systems and discussing projects on site. In the summer, the whole team took part in a driving safety training course with the ADAC to ensure that we are safe on the road at all times.

ZEBI Prize Draw

Proud winner

Tiago from Wauwil won our prize draw at the ZEBI education fair in Central Switzerland against 460 other participants. On Wednesday he was able to collect the main prize at the Sistag plant in Eschenbach. Congratulations Tiago!

Sales partner training Asia-Pacific 2023

Sales partner training Asia-Pacific

For the first time ever, we were able to hold a training for our sales partners in the Asia-Pacific region at our new location in Singapore. A total of 15 people from China, Australia, India, Indonesia, Taiwan, Hong Kong, Vietnam, Singapore and Thailand came to attend a product training session, receive tips on sales support and share success stories and current challenges.

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