Page updated: 15 Mar 2026
Erneo
Castelnau-Le-Lez, FR·Reg. FR16511073181·Rank 32
Operates in the hydrogen supply chain and green energy sector, specializing in electrolyzers and hydrogen technologies. As an SME based in Castelnau-Le-Lez, the company participates in EU Horizon Europe research projects, including the ENLIGHTEN-ED consortium, contributing to European hydrogen economy development.
Company Overview
The company is based in Castelnau-Le-Lez, France. Registered with INSEE/SIRENE under number FR16511073181. Active in hydrogen energy and electrolyzer manufacturing within the French industrial market.
Market Context
France's national hydrogen strategy allocates €9 billion to develop a domestic green hydrogen industry by 2030.
Company Details
| Company Name | Erneo |
| Location | Castelnau-Le-Lez |
| Country | 🇫🇷 France |
| Registration No. | FR16511073181 |
| Website | www.erneo.fr |
| Sector | Hydrogen Supply Chain & Infrastructure |
About This Listing
Erneo is included in this directory because it is registered as an active business in the France commercial register, classified under hydrogen energy based on business activity, and maintains an active company website.
Information on this page is compiled from public business registers and industry databases. If you represent this company and would like to update or expand this listing, use the "Claim Listing" option.
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