Top ClimateTech Accelerators & VCs (2026)

Browse climatetech startup programs and VCs with updated offers, deadlines, and funding for 2026.

Updated Mar 2026

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Remote Programs

Equity Free Programs

Can Lead Rounds

Found 10 investors & programs.

Freigeist

Unleashing European Tech Founders

Application open

€500K - €2m for 20%

Venture Capital Firm

NXT: Commercial Innovation Programme

InsurTech Innovation & Growth through Collaboration 🚀🤝

Application open

Sessions with insurers

Accelerator

Incubator

Entrepreneurship Program

Impact Investor Challenge

Invest in the change you wish to see.

Application open

Entrepreneurship Program

Growth Program

Incubator

Venture Capital Firm

Grace

Grace - Accelerate Female Entrepreneurship

Accelerator

Forest Valley Sandbox Program

At Forest Valley, we connect emerging climate tech solutions to investors, corporates, and the public sector

Application open

Accelerator

Mentorship Program

BlueSwell Incubator

Launching Concepts into Scalable Ocean Impact

Application open

$35K, non-dilutive

Incubator

Carbon 13 Venture Builder

Programmes

Application open

Accelerator

Earth Tech Accelerator

Accelerating Climate and Water Solutions

Accelerator

build3 impact Accelerator

we help you build impact ideas into startups.

₹25 lakh

Co-working Space

Entrepreneurship Program

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 ClimateTech funding

Best ClimateTech accelerators/VCs in 2026?

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).