Recently Funded Climate Tech Companies 2026

Climate and clean energy companies that raised new funding in the last 90 days — carbon capture, renewable energy, and sustainable infrastructure.

As of June 2026, these 64 companies have raised $13.0B in combined funding.

Showing top 64 of 64 matching companies · Ranked by most recent funding · Updated Jun 2026

Blue Energy

Developer of small modular nuclear reactors for AI data centers.

Chicago, United States51–200Climate Tech, Energy

Venture Unknown·$380.0M·Apr 2026

TerraCycle

Niche waste stream management company

Trenton, United States201–500Sustainability

Venture Unknown·$80.0M·Apr 2026

Agriodor

AgriTech using olfactory biocontrol to protect crops

Rennes, France11–50AgriTech, Climate Tech

Series A·$16.5M·Apr 2026

Stegra

Green steel company using hydrogen and renewable electricity to decarbonize steel production. For...

Stockholm, Sweden201–500Clean Tech, Green Steel

Venture Unknown·$3.1B·Apr 2026

Aura Aero

French manufacturer of hybrid-electric regional aircraft.

Toulouse, France201–500Aerospace, Climate Tech

Series B·$59.0M·Apr 2026

Critical Loop

On-demand modular power and energy management solutions with hardware and software stack for indu...

Long Beach, United States11–50Climate Tech

Series A·$26.0M·Apr 2026

OCO INC

R&D company with 4 SBIR/STTR awards from Department of Defense, Department of Energy.

WOODINVILLE, United States11–50Climate Tech

Seed·$7.2M·Apr 2026

Plume

Home energy renovation copilot

Paris, France1–10Climate Tech, Industrials

Seed·$3.8M·Apr 2026

Ecoil

Clean energy startup.

Pune, United States11–50Clean Energy, Climate Tech

Venture Unknown·$5.5M·Apr 2026

Leapting

ConTech startup developing solar installation robots.

Shanghai, United States11–50Climate Tech, Construction Tech

Series A·$14.5M·Apr 2026

Sora Fuel

Sustainable aviation fuel company converting CO2 to synthetic fuel.

Cambridge, United States1–10Aerospace, Climate Tech

Venture Unknown·$14.6M·Apr 2026

EnerVenue

leading energy storage startup accelerating grid flexibility

Fremont, United States51–200Clean Energy

Series B·$1.0B·Mar 2026

Standing Ovation

Precision fermentation startup producing dairy proteins without animals.

Paris, France11–50Climate Tech, Food Tech

Venture Unknown·$87.1M·Mar 2026

Starcloud

Data centers in space

Redmond, United States1–10Cloud, Space Tech

Venture Unknown·$193.9M·Mar 2026

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