Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
Verified emails & LinkedIn for founders across this portfolio.
GenH develops a new advanced generation of hydro technologies deployable within cities and towns.
Hago Energetics is a thermochemical capture and conversion of agricultural waste, animal waste, and carbon dioxide into useful products.
Andluca designs and develops advanced materials and systems for applications in fenestration and other applications.
Kara Water manufactures air-to-water devices and self-refilling coffee machines that extract water from air and add minerals.
InfiSense Builds the next generation of businesses with real-time sensing
The leader in portable, consumer energy storage solutions.
ByFusion Global is a waste to infrastructure company that provides solutions to address the global plastic crisis.
Kairospace Technologies is a strategic innovation hub that optimizes industrial water processes by leveraging cutting edge technologies.
Feedback Solutions is a company that provides ventilation optimization solution using ingenious sensor technology.
Fluid-Screen is a biotech company that provides chip technology for bacterial capture.
Moon Five Technologies is a clean energy startup that develops renter-first EV charging solutions for multifamily buildings.
Advanced Silicon Group offers silicon nanotechnology services.
Switched Source is a manufacturing company that develops medium-voltage devices to enhance utility operations through automation.
Gencores provides a platform that reduces the risk of concussion with customizable, smart, shock-absorbing helmet inserts.
Flower Turbines develops small vertical axis wind turbines that produce low noise and are cost-effective.
We automate harbor pollution management with scalable smart buoys and "Roombas" for the water
Resonant Energy empowers communities to plan, finance, and build clean energy projects.
StorEn Technologies strives to bring proprietary real innovation to Vanadium Flow Batteries.
Thiozen develops novel hydrogen gas production technology designed to reduce greenhouse gases.
NanoDian is a nanotechnology company.
Ivy is a turn-key service powered by intelligent software providing equitable solar access to residents and predictable returns to owners.
YouSolar is an energy solutions company that offers rooftop solar+battery systems.
Bamboo Energy develops a platform for retailers and aggregators to easily manage and trade distributed flexibility resources.
RePurpose Energy reuses electric vehicle batteries to create lower-cost, more sustainable "second life" solar energy storage systems.
Cleantech Open has invested in 227 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
Cleantech Open's top investment sectors include Energy, Renewable Energy, Solar, CleanTech, Software. The firm invests across 42 different industry categories.
Among tracked funding rounds, Ivy Energy received $18.0M in a Series A round. Cleantech Open's total known invested capital is $747.8M.
Cleantech Open's average investment size is $4.4M across its portfolio of 227 companies.
Recent Cleantech Open portfolio additions include GenH, Hago Energetics, Andluca, Kara Water, InfiSense. These companies were founded in 2020 or later.