Climate tech accelerators (2026)

Programs for climate, clean energy and sustainability startups. We list 9 programs below, with each one's cheque size, equity and application questions.

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  Creative Destruction Lab (CDL)

  University-affiliated program (originated at U of T). Unique model: fellows (angels/VCs) set milestones every...

  answer time varies

  Rolling

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  EIT InnoEnergy

  EU's leading clean energy accelerator. Grants up to €500K. Backed Northvolt from early stage. If you're buildi...

  answer time varies

  Rolling

  $550K

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  Brinc

  Hardware and climate tech accelerator with presence in Dubai. Good option if you're building physical products...

  answer time varies

  Rolling

  $250K

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  Rockstart

  Dutch accelerator focused on Energy and AgriFood verticals. Strong European corporate partner network. Good fo...

  answer time varies

  Rolling

  $165K · 8%

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  Cleantech Open

  World's largest cleantech accelerator competition. No equity taken. Cash prizes and industry connections for c...

  answer time varies

  Rolling

  $100K · 0%

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  Third Derivative (D3)

  Climate tech accelerator backed by RMI. Focused on startups that can reduce gigatons of CO2. Remote-friendly....

  answer time varies

  Rolling

  $100K

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  Elemental Impact (Ei)

  Climate and sustainability-focused accelerator. Investment plus access to climate-focused investor network. Re...

  answer time varies

  Rolling

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  Google for Startups Accelerator

  Google's equity-free accelerator. Multiple programs (AI-first, Cloud, Climate, Women Founders). $200K+ in Goog...

  answer time varies

  Rolling

  0%

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  IDEO CoLab Ventures

  IDEO's venture arm. Combines world-class design methodology with seed investment. Unique for startups that nee...

  answer time varies

  Rolling

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