field overview

Our vision

We see biomass pyrolysis and biochar as the most accessible and scalable of all engineered carbon removal processes, thanks to its relative simplicity, and ability to support profitable business models.

To ensure this sector thrives, and can have a game-changing impact in the fight against climate change, Onnu seeks to remove barriers to scaling, both for our own business and others, to expand and grow the market.

By 2030 we will have played our part building a world where no biomass is wasted, pyrolysis routinely generates localised green energy, biochar use is widespread and biochar CDR is removing mega tonnes of CO2 from the atmosphere.

Our story

Our locations

Maidenhead picture

UK Office (HQ)

Address

Onnu Ltd, York House, York Road, Maidenhead, SL6 1SF,
United Kingdom

Malaysia Office

Address

A-29-8, Menara UOA Bangsar, Jalan Bangsar Utama 1, Bangsar 59000, Kuala Lumpur

We're hiring

Need biochar, biocarbon or activated carbon in bulk quantities?

5 bulk bags of renewable commodities, in Onnu Bioflow branded bags.
Go to Onnu Bioflow homepage

Latest insights

The importance of feedstock choice

The importance of feedstock choice

Feedstocks
Biochar
Carbon removal

The true foundation of a project's effectiveness and profitability is the feedstock. In this blog, we break down three of the most important considerations when it comes to feedstock planning: chemical properties, moisture levels, and supply chain security.

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The importance of feedstock choice
4 Steps to Planning a Successful Pyrolysis Project

4 Steps to Planning a Successful Pyrolysis Project

Feedstocks
Biochar
Carbon removal
Technology
Energy

To ensure your project is viable, and to give you a solid foundation when engaging suppliers or investors, it is essential to get to grips with the basics first. Here are the four critical steps to planning a successful pyrolysis project.

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4 Steps to Planning a Successful Pyrolysis Project
How we built CarboFlow’s intuitive HMI

How we built CarboFlow’s intuitive HMI

Technology

Modern pyrolysis machines are powerful and often very complex pieces of engineering. Whilst we understand our machines down to the last bolt, how do we make sure an operator understands the controls, flows and intricacies? This falls on the Human Machine Interface (HMI) which is, in very simple terms, a display screen used to control the machine.

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How we built CarboFlow’s intuitive HMI

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