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Zero Carbon Capital

VC Firm·Havant, UK·£20M (Fund III, 2024); cheque sizes £100k-£1M

Zero Carbon Capital is a UK-based venture capital firm founded in 2019 that invests in pre-seed and seed-stage hard science companies tackling deep decarbonisation across Europe. The firm backs founders building hardware and scientific breakthroughs capable of reducing emissions by at least 0.5 gigatonnes of CO2 per year. Notable portfolio companies include Levidian, Vema Hydrogen, and Cambridge Electric Cement. Co-founded by Alex Gawley, a former Google Director of Product, Zero Carbon Capital manages three funds and has made over 38 investments to date.

Focus Areas

Climate TechDeep DecarbonisationClean EnergyGreen HydrogenAdvanced MaterialsSustainable Aviation Fuel
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Portfolio

1 company in our directory

IONATE logo

IONATE

Hiring
Energy·Series A

IONATE was founded in 2019 by Matthew Williams, Robert Ricci, and Luca Mezossy-Dona to modernise century-old power infrastructure through intelligent hardware and software. Williams brings 15 years of experience as an electrical and control engineer, having previously founded The Faraday Grid. The company's flagship product is the Hybrid Intelligent Transformer (HIT), a solid-state transformer providing precision power flow control up to 36 kV, paired with the Aurora Neuralis distributed control software for system-level optimisation. IONATE was named a front-runner in hybrid transformers by Cleantech Group's 2026 Global Cleantech 100 and featured in the IEA's 2026 State of Energy Innovation Report. The company closed a £3.3M seed round in 2022 led by IQ Capital, followed by a $17M Series A in February 2025 led by AlbionVC with participation from IQT and strategic investors.