Cleantech for resilient gas and cleanfuels production

Over 33 years of experience decarbonizing industry and mobility
Renewable syngas
Learn more
Sustainable Aviation Fuel (SAF)
Learn more
Renewable hydrogen
Learn more
Renewable methanol
Learn more

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.

 

Click here to learn more

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
10/30/2026
Irish forestry is looking for the best ways to turn its residues into value
Read
News
10/29/2026
Patrick Haffner, a pioneer of modern AI, joins Haffner Energy
Read
News
10/29/2026
At Marolles, the technology speaks for itself!
Read
News
10/28/2026
Canada: From Ambition to Execution
Read
All articles

Events

Event
Data Centre Energy Summit
November 25, 2026
London, UK
Meet Marcella Franchi at the event
Read more
Event
European Biocarbon & Biomass Summit 2026 (EBBS26 conference)
December 9, 2026 - 10:50 AM -12:15 AM
Amsterdam
Marcella Franchi to speak on the panel : BIOSAF COMMERCIAL DEVELOPMENT: ADVANCED PROJECTS ACROSS EUROPE
Read more
All events

Our mission

Decarbonize    ■    Innovate    ■    Regenerate

Our values

Innovate
Share
Commit
Be ambitious