Cleantech for resilient gas and cleanfuels production

Over 33 years of experience decarbonizing industry and mobility

Renewable syngas

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Sustainable Aviation Fuel (SAF)

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Renewable hydrogen

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Renewable methanol

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Our expertise

Haffner Energy’s expertise has been forged over more than 33 years of experience.

33 years of experience designing, developing and bringing to market a pioneering, patented technology that produces clean fuels with a neutral-to-negative carbon footprint: biomass thermolysis.

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Fast facts

33

years of experience in biomass-to-energy

16

years of R&D to develop our thermolysis technology

40+

cogeneration projects mostly in Europe and Africa (600 MW)

80+

international patents

Latest news

News

06/26/2026

Philippe Haffner : “Our objective is ensuring the first CORE100 deliveries as early as 2027.”

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Press release

06/25/2026

Haffner Energy announces its estimated 2025–2026 annual results and confirms its strategic roadmap

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News

04/21/2026

Two large-scale infrastructure and clean technology projects featuring Haffner Energy’s technologies included in €15 billion MoU signed in India

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Press release

03/31/2026

Haffner Energy sécurise son Crédit d’Impôt Recherche 2024

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Events

Event

Clean Power 2030 - Women in Green Hydrogen

July, 1st 2026

London, UK

Marcella Franchi will be participating in the workshop: "Exclusive, Closed-Door Discussion: Female Leaders in Energy".

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Event

Clean Power 2030

July, 1st 2026 - 2:30 PM - 3:15 PM

London, UK

Marcella Franchi is a panelist "Ports, Logistics & Warehousing: The Silent Surge in Electricity Demand".

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Our mission

Decarbonize ■ Innovate ■ Regenerate

Our values

Innovate

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Commit

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Our purpose