Decayeux STI

Key supplier for largest contractors in different industrial fields, DECAYEUX STI has evolved through the plurality of its know-how (design and prototypes, stamping, bending, cutting, welding & brazing, polishing, assembly, electroplating) …


DECAYEUX STI groupe is active with more than 700 employees spread over 9 production sites, including 6 in France, 2 in Romania and 1 in Morocco.


DECAYEUX STI, a century-old French company, committed to a CSR approach.


Since April 2022, it has joined the companies’ label ‘Engagé RSE’. The progress level has been reached today, i.e. level 2 of the AFNOR Committed CSR label, based on the AFAQ 26000 standard. Our purpose is to go beyond.


Located in the Somme department, which is part of Hauts-de-France region since 1911, DECAYEUX STI, a century-old family business, supports its modernity and strong commitments in terms of CSR.

This recent labeling is the perfect example of the company’s will to pursue improvement actions in order to gain in maturity.


As part of its CSR approach, Decayeux STI carried out its first carbon assessment with the following objectives in:

  • Raising the company’s awareness to climate change challenges,
  • Measuring its GHG (Greenhouse Gas) emissions according the defined Scope 1,2 and 3,
  • Building an action plan to reduce emissions,
  • Supporting the implementation of actions and promoting the ecological transition.


Find all the information on our website

139, rue de la briqueterie
80210 CHEPY
Tél : 03 22 20 73 67
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