All Industries

Top Climate Tech Companies

1,561 Climate Tech companies, sorted by total funding raised.

HomeTree

Residential energy services provider offering boiler/homecover, renewable installations and finan...

London, United Kingdom201–500Clean Energy, Renewable Energy
Series B·$55.1M·Apr 2023
DMC Biotechnologies

Biomanufacturing company using Dynamic Metabolic Control fermentation to produce bio-based chemic...

Boulder, United States11–50Climate Tech, Biotech
Venture Unknown·$55.1M·Apr 2025
AMP Robotics

AMP Robotics is changing the face of recycling with high-speed guided robotics.

Denver, United States51–200Artificial Intelligence, Climate Tech
Series B·$55.0M·Jan 2021
Frontline Wildfire Defense

Frontline Wildfire Defense offers a complete wildfire protection system for homes and businesses.

Jackson Hole, United States51–200Climate Tech, Hardware
Series A·$54.4M·Oct 2025
Candela

Makes hydrofoiling electric boats and ferries that deliver long-range, high-speed, energy-efficie...

Stockholm, Sweden201–500Clean Tech, Hardware
Growth Equity·$54.0M·Nov 2024
HC
Heirloom Carbon

Direct air capture company that accelerates limestone's natural ability to absorb CO2 from days t...

San Francisco, United States51–200Carbon Capture, Clean Energy
Series A·$53.0M·Aug 2023
Again

Biotech company turning industrial CO2 waste into carbon-negative chemicals using bacteria.

Copenhagen, Denmark11–50Biotech, Climate Tech
Series A·$53.0M·Jul 2024
Jetson

Vertically integrated home electrification company selling smart central heat pump systems and in...

Vancouver, Canada51–200Climate Tech, Hardware
Series A·$52.8M·Jan 2026
Advanced Microgrid SolutionsAcquired

AI-driven energy storage and microgrid software platform for commercial, industrial, and utility ...

San Francisco, United States51–200Clean Energy, Artificial Intelligence
Series B·$52.0M·Jul 2017
Guidewheel

AI-powered FactoryOps platform using plug-and-play sensors to monitor factory machine performance.

San Francisco, United States51–200Artificial Intelligence, Climate Tech
Series B·$52.0M·Aug 2024
Carbonext

At Carbonext Inc., we are developing a circularity strategy that retrofits existing architectures...

Houston, United States1–10Clean Tech, Climate Tech
Grant·$50.9M·Jun 2023
Hydro Wind Energy

Breaking The Barrier to a Carbon Emissions Free Future

London, United Kingdom11–50Clean Tech, Climate Tech
Crowdfunding Equity·$50.8M·Jan 2023
Liberation Labs

Climate and energy sustainability company developing next-generation fermentation infrastructure.

Richmond, United States11–50Climate Tech, Energy
Convertible·$50.5M·Jan 2025
SatVu

Space tech company providing high-resolution thermal satellite imagery and video for sustainabili...

London, United KingdomClimate Tech, Space Tech
Series B·$50.0M·Feb 2026
OpowerAcquired

Energy efficiency software-as-a-service company offering an analytics platform that enables utili...

Arlington, United States201–500Climate Tech, SaaS
Series C·$50.0M·Nov 2010
ioneer LtdIPO

Emerging lithium-boron producer developing the Rhyolite Ridge project in Nevada to supply critica...

Reno, United States51–200manufacturing, Climate Tech
Corporate Round·$50.0M·Jan 2026
ClimeCo

Global sustainability company providing market-based decarbonization solutions and carbon credit ...

Boyertown, United States51–200Climate Tech, Environmental Services
Series A·$50.0M·Apr 2022
SDCL

Sustainable Development Capital LLP is a developer, investor and fund manager focused on energy e...

London, United Kingdom11–50Climate Tech, Clean Energy
Corporate Round·$50.0M·Jun 2024
Crux

Crux is the capital markets platform for the clean economy, providing transferable tax credit tra...

New York, United States11–50Fintech, Climate Tech
Series B·$50.0M·Apr 2025
David Energy

David Energy is a technology-driven retail electricity provider that manages distributed energy r...

Brooklyn, United States11–50Clean Tech, Energy
Series B·$49.1M·Apr 2024
Erthos

Utility-scale earth-mounted solar PV company that lays panels flat on the ground to reduce costs ...

Tempe, United States51–200Energy, Clean Energy
Series A·$48.0M·Sep 2023
Ostrom

Berlin-based digital green electricity provider offering transparent, flexible tariffs with dynam...

Berlin, Germany11–50Climate Tech
Series B·$47.9M·Jun 2025
Sustaincert

ISO-accredited validation and verification body for carbon credits and climate impact projects.

LuxembourgClimate Tech
Series B·$47.0M·Jun 2023
SunDrive

Australian solar technology startup developing high-efficiency, low-cost solar cells based in Syd...

Sydney, AustraliaClimate Tech
Grant·$46.5M·Nov 2025
The Nuclear Company

America's fleet-scale nuclear power deployment platform, responsible for the entire deployment ch...

United StatesClimate Tech
Series A·$46.3M·May 2025