About Infinis

Proud to be one of the few companies in the UK with a net negative carbon emissions footprint

Infinis is the UK’s leading generator of low carbon power from captured methane.

We are very proud to be one of the few companies in the UK with a net negative carbon emissions footprint, delivering a positive impact on climate change.

We operate four business divisions:

  • Renewable baseload Captured Landfill Methane (CLM)
  • Baseload Captured Mineral Methane (CMM)
  • Power Response (PR)
  • Solar

These divisions are supported by highly trained in-house field-based technicians. 


Our Centres

Our 24/7 logistics centre based in Northampton provides round-the-clock environmental compliance monitoring across all sites while optimising the performance of our generating plants.

Our Centre of Excellence in Lancaster houses a dedicated engineering team specialising in gas engine overhaul.  This ensures that our fleet of over 400 engines is maintained to the highest standards.


Corporate Responsbility 

We are committed to making a positive contribution to our local communities, building strong relationships and being a good employer and neighbour wherever we operate.

Infinis are 100% owned by 3i Infrastructure plc.

With a strong balance sheet and liquidity, we have the financial strength to fund both organic and acquisitive growth in our generation capacity.

Infinis in numbers


Negative Carbon Footprint (CO2 equivalent M tonnes)


Over 150 operational sites


Total installed capacity (MW)