Vitamin°C is a female-led early-stage climate fund based in Zurich and San Francisco, investing in climate mitigation and human adaptation across Western Europe and North America. It writes €0.5M-1.5M cheques at pre-seed and seed into energy, food and agriculture, and carbon removal, requiring each investment to credibly target removing at least 100,000 tons of CO2 or improving the resilience of 100,000 people annually within five years.
Focus and check size from the firm's website. Website reachable as of Oct 2026.
A fit check scores your pitch against their thesis, stage and ticket. An email draft uses their real deals and thesis, not a template.