Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
Verified emails & LinkedIn for founders across this portfolio.
ecoSPEARS is a cleantech remediation company that is ushering in the carbonless future of environmental cleanup.
Relyion Energy Renewable Energy Equipment Manufacturing firm that makes sustainable Li-ion batteries.
Pyran sells renewable chemicals to make environmentally-friendly paint, coatings, adhesives, polyurethanes, degradable films, and plastics.
We build plug & play e-bike tech
Ekostinger provides an advanced trailer aerodynamics solution for the trucking industry.
re:Charge is powering the global shift towards a sustainable future through our innovative charging-as-a-service business model.
Acoustic Wells offers industrial IoT solutions to maximize oil field efficiency and reduce environmental impact.
Skycool Systems is improving the efficiency of all cooling systems by harnessing an untapped renewable resource: the sky.
Onvector develops non-chemical water treatment technologies that utilizes plasma.
Polycarbin is a sustainable lab products from in-house recycled plastics, reducing carbon emissions in the scientific supply chain.
Apis Innovation develops IoT technology that enables landfills to harvest more renewable energy from decomposing waste.
Optimus Technologies is the market leader in EPA compliant biodiesel conversion systems for medium- and heavy-duty trucks.
4th State Energies is a company that produces additives enabling immediate improvement in battery performance.
We democratize Facility Management for Priority Populations.
Amatec develops sustainable construction materials by transforming industrial gypsum waste into fast-curing, high-strength concrete.
Littoral Power Systems designs, manufactures, and installs distributed power systems.
Verde Technologies specializes in the production of perovskite solar cells that offers thin film and flexible solar panels.
Correlate is a portfolio-scale real estate platform for clean energy solutions.
Viroment builds high-tech agricultural facilities to solve the challenges of waste sludge disposal.
Innovasion Labs PINC creates lithium-ion battery technology prototypes in a laboratory setting employing concept testing.
OXbyEL Technologies is providing technical leadership in the development of a new, destructive PFAS water treatment process.
Helix Power is a development stage company designing a next generation power management platform using flywheel technology.
Atlis Motor Vehicles is a mobility technology company that designs and develops battery electric trucks and charging stations.
Maxwellian revolutionizes health with chemical-free clinical-grade air and hygiene for commercial buildings and mobility
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 Renewable Energy, Manufacturing, Energy, Transportation, GreenTech. The firm invests across 52 different industry categories.
Among tracked funding rounds, Atlis Motor Vehicles received $30.0M in a Private Equity round. Cleantech Open's total known invested capital is $633.9M.
Cleantech Open's average investment size is $3.7M across its portfolio of 227 companies.
Recent Cleantech Open portfolio additions include Ecospears, Relyion Energy, Pyran Inc., CLIP, EkoStinger. These companies were founded in 2020 or later.