How many employees work at HEF Groupe?
HEF Mecanique & Surfaces SAS has 683 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 5.1%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About 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).
As of December 2025
HEF Groupe
workforce metrics
Headcount
683
Avg. Salary
$43.2k
Tenure
4.5yr
Growth Rate
5.1%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of HEF Groupe annual worldwide employee count from 2023 to 2025.
- HEF Groupe total number of employees in 2025 was 681, a 5.1% increase from 2024.
- HEF Groupe total number of employees in 2024 was 647, a 0.8% decline from 2023.
- HEF Groupe total number of employees in 2023 was 652, a 6.3% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of HEF Groupe annual active job postings from 2023 to 2025.
- HEF Groupe active job postings in 2025 was 17, a 95.7% increase from 2024.
- HEF Groupe active job postings in 2024 was 6, a 107.7% decline from 2023.
- HEF Groupe active job postings in 2023 was 20, a 14.0% decline from 2022.
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Employee Sentiment
Sentiment Topics
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