Black Bull Biochar is a UK-based climate-tech startup that designs and deploys biochar production units which convert organic waste into a stable carbon-rich material that enhances soils and locks away carbon for thousands of years. Its systems simultaneously generate renewable process heat, offering an immediate decarbonisation route for industrial clients. The company already supplies or collaborates with partners such as Avara Foods, Marks & Spencer, Ahlstrom, A W Jenkinson and Arla Foods. With rising demand from agriculture, industry and the carbon-removals market, Black Bull Biochar plans to build additional production sites in the North West of England and establish a strong foothold in northern Europe through its new Danish subsidiary. The firm is relocating its headquarters from London to Manchester to support this expansion and to tap local supply chains. Financially, the company has secured a £4 million late-seed round split equally between equity and debt, providing the capital needed for R&D expansion and market entry. Access to Innovate UK’s flexible debt facility is viewed internally as a key accelerant for its asset-heavy growth model.

Total raised

$5M

Funding rounds

2

Latest round

Seed

Latest activity

Dec 2025