Connecticut Innovation's Climate Tech Fund is a Connecticut-based venture fund associated with Connecticut Innovations and ClimateHaven that backs U.S. climate and clean technology startups. It invests from pre-seed through Series B across hardware, software, and hybrid solutions for carbon neutrality, decarbonization, energy efficiency, water, resource management, climate resilience, and sustainability, including aerospace and aviation applications. The fund is relevant for founders building climate-focused technologies who want capital alongside incubator-style support, workspace, programming, and access to research and lab resources.