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Carbon13 is a Cambridge-based climate-tech venture builder founded 2020. Invested in 100+ ventures. Portfolio value GBP 200M+. Programs: Venture Builder (8-month, 80 founders), Venture Launchpad (20-week remote), Berlin Venture Builder (EU). Selecting 1,000 entrepreneurs over 5 years. EUR 30M climate fund. SEIS tax-advantaged investment via SyndicateRoom. 350+ Domain Experts.
GBP 120K for 7% equity (~$150K USD). Pre-seed and seed only. Minimum CO2e impact target: 10M tonnes/year at scale. Sectors: energy, carbon removal, agriculture/food, built environment, transport, advanced materials, AI-applied climate. UK primary, EU expansion (Berlin).
100+ ventures. Loop52 (plastic recovery from end-of-life vehicles), Demeter Bio (wastewater biotech), Fetch Energy (wave power), TetraxAI (AI for clean energy infra). Portfolio targeting 500M tonnes emissions reduction by 2040.
To approach Carbon13, founders should visit their website at carbonthirteen.com for detailed information on the application process. Carbon13 runs multiple cohorts each year, providing structured support for selected ventures.
Carbon13 operates a Venture Builder program that lasts 8 months, supporting around 80 founders per cohort. Additionally, they run a Venture Launchpad, a 20-week remote program designed to accelerate the growth of climate-tech startups.
Carbon13 has recently closed a EUR 30M climate fund and is actively expanding its Berlin Venture Builder program. The firm has made over 100 investments in the past year, showcasing its commitment to fostering climate innovation.
Carbon13 invests in pre-seed and seed-stage ventures.
Founders can pitch Carbon13 through their website at carbonthirteen.com.
Carbon13 focuses on advanced materials, carbon capture, climate, energy, food-agtech, mobility, and proptech.
Carbon13 typically invests between $110K and $145K for approximately 7% equity.
Carbon13 primarily invests in the UK and is expanding into Europe, particularly Berlin.
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