Top Clean Air Accelerators & VCs (2025)

Browse clean air startup programs and VCs with updated offers, deadlines, and funding for 2025.

Updated Dec 2025

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Remote Programs

Equity Free Programs

Found 5 programs total.

VertueLab Climate Impact Fund

To unleash innovation and entrepreneurship that will solve environmental challenges and catalyze shared economic prosperity.

Application open

$100K - $300K

Entrepreneurship Program

Accelerator

Fund of Funds

VenturePad Impact Accelerator

Go Further Together

Sustainable Accelerator

We are sustainability veterans. We are successful Entrepreneurs and experienced Venture Capitalists. Leverage our industry networks, experience, and seed capital to get your start-up from idea to exit.

Application open

Accelerator

The Impact Accelerator

The tailored mentorship-focused programme is supported by content, events, workshops and webinars carefully curated to help impact startups flourish.

Application open

Accelerator

Venture Fellows Program

Do you have an idea to make your community more resilient, equitable, & sustainable? The Venture Fellows program is a 9-month hands-on experience – we invest in diverse innovators to pilot good ideas that help communities become more resilient in response to the impacts of climate change.

Application open

Accelerator

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FAQs about Clean Air funding

Best Clean Air accelerators/VCs in 2025?

See the curated list below; filter by open deadlines and offer terms.

Which programs are open right now?

Check the “Open now” section for future deadlines and active cohorts.

What are typical funding/equity terms?

Offers vary by program; see each card for check size, equity, or equity-free notes.

Are there remote options?

Many programs support remote; confirm on each card’s details (remote flag or location).