Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Renegade Plastics | 2024 | Seed | $2.0M | Golden |
| EarthEn | 2024 | Grant | Undisclosed | Phoenix |
| ACUA Ocean | 2024 | Pre-Seed | $1.9M | Plymouth |
| Mirai Solar | 2024 | Grant | $30K | Johannesburg |
| HiT Nano | 2024 | Grant | $75K | Bordentown |
| Tidal Metals | 2024 | Seed | $8.5M | Princeton |
| Barrio Eléctrico | 2024 | Grant | $21.0M | San Juan |
| Voltpost | 2024 | Seed | $4.9M | Brooklyn |
| Ocean Motion Technologies | 2024 | Grant | $1.1M | Monroe Township |
| Pecos Wind Power | 2024 | Grant | $1.1M | Somerville |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 51 | Renegade Plastics | Seed | $2.0M | Golden, United States |
| 52 | EarthEn | Grant | Undisclosed | Phoenix, United States |
| 53 | ACUA Ocean | Pre-Seed | $1.9M | Plymouth, United Kingdom |
| 54 | Mirai Solar | Grant | $30K | Johannesburg, South Africa |
| 55 | HiT Nano | Grant | $75K | Bordentown, United States |
| 56 | Tidal Metals | Seed | $8.5M | Princeton, United States |
| 57 | Barrio Eléctrico | Grant | $21.0M | San Juan, Puerto Rico |
| 58 | Voltpost | Seed | $4.9M | Brooklyn, United States |
| 59 | Ocean Motion Technologies | Grant | $1.1M | Monroe Township, United States |
| 60 | Pecos Wind Power | Grant | $1.1M | Somerville, United States |
Renegade Plastics offers an alternative to PVC-coated fabrics for a circular plastics economy in industry and agriculture.
EarthEn works on technology to provide a carbon-negative, climate-positive long-duration energy storage solution.
We design, develop and deploy hydrogen- powered uncrewed surface vessels (H-USVs)
Mirai Solar is a solar energy company that transforms blocked sunlight into smart solar energy.
Battery Cathode Manufacturing Technology, Cathode Supplier
Tidal Metals produces decarbonized magnesium metal from seawater and desalination waste to reduce salinity.
Barrio Eléctrico offers residential solar-plus-storage leases, relying on community engagement to support the systems.
Voltpost transforms lampposts into smart electric vehicle charging stations to make them accessible to people.
Ocean Motion is a tech firm manufacturing power modules and a complementary suite of hardware and software to power the blue economy
Pecos Wind Power designs, builds, and sells wind turbines for distributed generation.
Advanced battery systems for the 21st century
CarbonBridge converts methane to methanol using microbes in a proprietary bioreactor.
Andluca designs and develops advanced materials and systems for applications in fenestration and other applications.
Sensible Photonics develops low-cost fiber optic sensing technologies for the monitoring of grid equipment and energy storage solutions.
Heat Inverse is a Developer of cooling systems built for hot climates.
Specter Aerospace is a developer of integrated technology packages.
Halo Industries develops new laser-based hardware solutions for the manufacturing of substances.
Circularity platform that streamlines electric vehicle battery assessment, integration, and reuse.
Orus Energy leverages the power of AI to unlock potential of electrical flexibility in commercial buildings.
Advanced Silicon Group offers silicon nanotechnology services.
Ivy is a turn-key service powered by intelligent software providing equitable solar access to residents and predictable returns to owners.
OxEon Energy is a cleantech start-up that works on alternative energy storage, synthetic fuels, and high purity gas production.
Big Blue Technologies is developing a thermal magnesium metal production process.
Elateq delivers an all-in-one water treatment system that simultaneously removes a wide range of water contaminants.
Camus provides a grid orchestration platform to help electric utilities operate and build a reliable, affordable, and zero-carbon grid.
Cleantech Open has invested in 147 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, Energy, Manufacturing, Solar, CleanTech. The firm invests across 49 different industry categories.
Among tracked funding rounds, Halo Industries received $80.0M in a Series B round. Cleantech Open's total known invested capital is $435.1M.
Cleantech Open's average investment size is $4.4M across its portfolio of 147 companies.
Recent Cleantech Open portfolio additions include Renegade Plastics, EarthEn, ACUA Ocean, Mirai Solar, HiT Nano. These companies were founded in 2020 or later.
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