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

Learn more

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.



Shape the future with us. Ours and your own.

We are always evolving and looking for new talent. Whether it’s in product development, production, service or sales, we have plenty of exciting jobs and career opportunities to offer, including for those just starting out in their first job or for apprentices.

Job Vacancies

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.

see our products

 Take a look behind the scenes

From the initial idea through to the installation.

Learn more

New at Sistag


And Action!

For once, our team was not standing at the machine or behind the desk, but in front of the camera. We are already looking forward to share the results with you.

Sponsoring FC Eschenbach

Sponsoring of FC Eschenbach

We are proud to support FC Eschenbach as a sponsor this season and hope for a successful season with many victories together.

Employee's portrait: Beat Roelli

Working at Sistag: Beat Rölli

The jobs at Sistag are just as interesting and versatile as the people behind them. Today we introduce Beat Rölli to you – our trainer for the apprenticeships polymechanic and production mechanic. Here‘s his story.

All News




Contact us for your tailor-made solution.

Please use a modern web browser