Portsmouth · Pre-Seed–Series A · 3 people tracked
Investment thesis
Zero Carbon Capital invests in deep tech innovations focused on decarbonisation, backing visionary scientific founders across Europe. As a first-money investor at the earliest stages (pre-seed and seed), it targets transformative scientific breakthroughs that can redefine industries by reducing both costs and emissions. The firm aims to help scientist-entrepreneurs move from the lab to fully-fledged companies, providing funding and hands-on support. Its mission is to catalyse environmentally sustainable progress, with a vision of humans thriving on a healthy planet with healthy ecosystems.
Source: firm website, verified Aug 16, 2026.
Team · 3 people
from the firm's websiteWhat they invest in
from 4 of 22 portfolio companiesCleantech ×3Climate Tech ×2Energy ×2Circular Economy ×1Deep Tech ×1GovTech ×1
HQs:United Kingdom×1
Investments · 22 tracked
founders shown can be your intro pathThe Financial Conduct Authority regulates financial services firms and markets in the UK, setting standards firms must meet and enforcing them.
GovTech
Co-investorsAI SeedEquity GapFuel VenturesQVenturesRepublic VenturesSteadview Capital+2 more
Energy company referenced in a related Zero Carbon Capital post.
Developing enzymes aimed at eliminating textile and plastic waste.
Thermal batteries providing clean, high-temperature heat up to 1300°C.
Nuclear Turbines develops advanced modular nuclear generation systems in which a reactor directly heats compressed air to drive a commercial gas turbine, targeting low-cost electricity.
CleantechDeep TechEnergy
Reclinker uses an electrically driven process to turn demolition and construction waste concrete into recycled cement clinker, reducing the need for virgin raw materials and cutting emissions by more than 50% compared with traditional cement.
Circular EconomyCleantechClimate Tech
Sparke Fuels develops e-fuel production technology aimed at affordable, scalable, and sustainable synthetic aviation fuel, using CO2 and renewable electricity as inputs.
CleantechClimate TechEnergy
Frequently asked questions
- How many investments has Zero Carbon Capital made?
- Zero Carbon Capital has 22 tracked investments.
- What stage does Zero Carbon Capital invest at?
- Zero Carbon Capital invests at the Pre-Seed, Seed, Series A stages.
- What is Zero Carbon Capital's typical check size?
- Zero Carbon Capital typically writes checks of $130K – $1.3M.
- What sectors does Zero Carbon Capital focus on?
- Zero Carbon Capital focuses on Cleantech, Climate Tech, Deep Tech.
- Where is Zero Carbon Capital located?
- Zero Carbon Capital is headquartered in Portsmouth, GB.
- Does Zero Carbon Capital lead rounds?
- Yes, Zero Carbon Capital leads investment rounds.
- Who does Zero Carbon Capital co-invest with?
- Zero Carbon Capital most often shares deals with Fuel Ventures, QVentures, Republic Ventures, among 8 tracked co-investors.
Media · Podcasts & interviews
featuring the teamZero Carbon Capital - Fixing Diversity in VC with Pippa Gawley
Climate Insiders · Pippa Gawley
Images
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