Aeroseal

Aeroseal is a Miamisburg, Ohio-based climate tech company on a mission to reduce the world's carbon emissions by 1 gigaton annually. The company's core technologies — Aeroseal Duct and AeroBarrier — inject aerosolized sealant particles into pressurized duct systems and building envelopes to seal leaks from the inside. Proprietary software tracks the entire sealing process and generates a certificate showing before-and-after leakage metrics. Aeroseal's technology has sealed over 300,000 homes and 500 million square feet of commercial property across more than 35 countries.