Climate focus Prelude Ventures is a climate-focused fund actively investing in early-stage startups with the potential to mitigate climate change, presenting opportunities to introduce portfolio-aligned sustainable technologies and services to similar climate-tech founders or adjacent sectors.

Active funding Recent investments across Seed to Series D with notable rounds in UnblockPay, Zero Homes, Lunar Energy, Redoxblox, Branchenergy, Windfall Bio, and Thea Energy indicate sustained fundraising activity and openness to new partnerships, syndication, and follow-on funding conversations.

Portfolio synergies Prelude backs a mix of energy, waste methane-to-value, energy storage, and fusion-related startups, suggesting cross-portfolio collaboration opportunities for hardware, software, and data solutions, as well as potential co-investment or business development partnerships.

Strategic partners Notable participation from diverse investors (SJF Ventures, Exelon Foundation, Amazon Climate Pledge Fund, Global Brain, Breakthrough Energy Ventures, Khosla) signals a network-rich environment ripe for strategic alliances, customer introductions, and co-selling opportunities.

Geographic and market reach With a San Francisco base and multiple national and international co-investors, Prelude’s network supports outreach to US and global climate-tech opportunities, enabling targeted outreach to potential portfolio companies and potential customers or pilots.