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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

34 tons of technology

Spread over several trucks, our new OKK machining center arrived at the Sistag plant in Eschenbach shortly before Christmas.

Aqua Pro 2024

Aqua Pro

This year's trade fair for the global water cycle in western Switzerland attracted more visitors than ever before. More than 5,200 visitors came to Bulle from February 7 to 9 to discuss the latest state of the art.

Exposólidos

Exposólidos

Our Spanish sales partner Indutec Soluciones Técnicas S.L.U. was one of over 140 exhibitors at the Exposólidos in Barcelona. A special eye-catcher at the Indutec stand was a pneumatically operated Wey knife gate valve VN DN 600 in stainless steel.

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