HEF Groupe
Gilles WIDAWSKI is the General Manager at HEF Groupe since July 2025, leading a prominent French industrial group specializing in surface engineering solutions. With extensive experience in various high-level positions, WIDAWSKI serves as the President of the Commission for the Promotion of the Attractiveness of France at the Comité National des Conseillers du Commerce Extérieur de la France since December 2008. Previous roles include President of Oerlikon France & Associated Countries, CEO of Setaram Instrumentation, and Director of the Nexans Research Center. WIDAWSKI holds a PhD in Polymer Science from Université Louis Pasteur and has a strong background in innovation across multiple industries, including aerospace, automotive, and telecommunications.
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HEF Groupe
HEF Group: world leader in surface materials engineering The HEF group is a world-renowned expert in surface materials engineering to support societal and lifestyle changes in two areas: tribology and photonics. From Saint Etienne - a land of industrial innovation and design - to the world - (80% of the activity is carried out internationally), the HEF group is developing a vertical integration model from R&D to industrialization. At the forefront of innovation and disruptive technologies, the group is mainly present in the mobility, construction, new energy, defense and medical sectors... The HEF group, two-thirds of whose capital is held by its employees, is a pioneer in the field of social innovation to accompany its rational growth. The group is committed on a daily basis to preserving the environment, through decarbonization in the mobility sector, new energies and new surface functions, but also in the transformation of its production tools. Today, HEF has 4 divisions: IREIS (R&D), HEF Durferrit, Techniques Surfaces and HEF PHOTONICS, 90 industrial sites in 21 countries and 3,200 employees, 200 patents filed (since the creation of the group).