Hydrogen Production & Distribution

From the conceptual phase to detailed engineering, we add value through in-depth technical and economic studies, while advising you on technological choices and regulatory aspects.

Need support?

We support our clients in integrating hydrogen technologies and their Balance of Plant, offering configurations tailored to the constraints of specific project contexts (maritime, industrial, offshore, etc.). ​

From the conceptual phases through to detailed engineering, we deliver added value through in-depth technical and economic studies, while advising clients on technological choices and regulatory considerations.

Our Areas of Expertise

Industry:

  • Large-scale production, up to 200 MW, of hydrogen from renewable, intermittent, and low-carbon sources,​

  • Bio-H2 production,

  • Hydrogen purification and conversion (e-fuels);

  • H2 hubs and transportation networks. ​

Naval/Offshore:

  • Large-scale production (100–500 MW) of hydrogen coupled with offshore wind farms,

  • Hydrogen transport via pipeline and/or ship,

  • Technical and economic comparison of carriers (liquid H2, compressed H2, ammonia, etc.),

  • HRS (Hydrogen Refueling Station) / H2 bunkering, ​

  • Integration of hydrogen technologies (e.g., fuel cells) into ships. ​

Our services

  • Assistance with permit applications, ​

  • Comparative analysis of technologies / technical and economic studies, ​

  • Definition of ATEX zones, GHG emissions, and environmental impact, ​

  • Material and energy balance, system sizing and layout, ​

  • Optimization of safety, maintenance, and reliability aspects, ​

  • OPEX/CAPEX cost analysis and risk management.

Our Innovation and Development

  • Offshore: Gophy® (100 MW modular H₂ production), Hybatross® (500 MW large-scale H₂ production barge), Seaguel® (H₂ refueling station), ​

  • Marine: Hybrid-powered CTV service vessel – 3.2 MW, ELEMANTA® Power barge – 2 MW, ​

  • OptimH2 – a tool for sizing hydrogen production from renewable and intermittent energy sources. ​

Our Strengths

  • Several years of experience in innovation and R&D serving major energy companies, ​

  • Participation in numerous partnerships that have secured recovery funds (European funds, ADEME, regional funds, etc.), ​

  • Active members of France Hydrogène, Neopolia, Bretagne Pôle Naval, Evolen…, ​

  • Specialized consulting and support for entrepreneurs, startups, and new subsidiaries of major corporations on H2 regulations and solutions.

Group presence

The Snef Group operates across four continents—the Americas, Europe, Africa, and Oceania—in 30 countries and 80 cities, with a network spanning more than 100 international locations.