SINCE 1905



Discover our 6 activities

zoom Research

Contributing to the technological development of your business

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monitoring Expertise

Resolving complex problems and advising industrial companies

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presentation Training – Education

Developing skills in welding and associated techniques

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trend Inspection

Ensuring the compliance and safety of your facilities

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repair Testing

Testing and evaluating the quality of your equipment and products

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certificate Products certification

Adding value to your welding organization

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Our business sectors

As welding is used in the manufacture of a majority of industrial or consumer amenities,  Institut de Soudure Group today serves almost all major industrial sectorsoil; gas; chemicals; energy; naval; aeronautics; road transport; rail; works of art; building structures; boilermaking; piping... 

What links us makes us stronger

The Institut de Soudure is a dynamic, innovative group, providing solutions to the welding, joining, related testing and training industries in France and across the world.

€100 M


turnover, of which 15%
is from international activities

More than 1,000 employees