Cleantech Open is an accelerator. Based in Los Angeles, California, United States. The known portfolio counts 7 companies, including Pila Energy, Airbuild, Solidec, Kite Magnetics, HydroPhos Solutions and alGreen.
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Investment focus
Contacts
Who to pitch at Cleantech Open
Cleantech Open portfolio companies (7)
- Pila Energy
- Airbuild
- Solidec
- Kite Magnetics
- HydroPhos Solutions
- alGreen
- HiT Nano
Co-investors
Funds that share portfolio companies with Cleantech Open.
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About Cleantech Open
The firm's listing covers sectors AI, Climate, Hardware and SaaS, and focus areas Battery, Clean Energy, ClimateTech Accelerator and Data Analytics; known deals cluster at Pre-Seed and Seed.
The team counts 6 people in our database. David Benham (Ambassador & Mentor), Carla Elcacho (Managing Partners) and John V. Anderson (Judge/Mentor) are shown as the contacts to pitch.
Across the known portfolio, 18 co-investors appear alongside Cleantech Open, including New Climate Ventures (NCV), Breakthrough Victoria and GS Futures.
Frequently asked questions
What is Cleantech Open?
Cleantech Open is an accelerator based in Los Angeles, California, United States, with a known portfolio of 7 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Cleantech Open invest in?
Listed sectors include AI, Climate, Hardware and SaaS; listed focus areas include Battery, Clean Energy, ClimateTech Accelerator and Data Analytics. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Cleantech Open invest at?
The known deals of Cleantech Open include Pre-Seed and Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Cleantech Open?
3 of the 6 people on file at Cleantech Open are listed as contacts for the firm. All 6 have their own profile page.
How do I contact Cleantech Open?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 6 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal