All Industries

Top Renewable Energy Companies

1,077 Renewable Energy companies, sorted by total funding raised.

Volter

Volter is a peer-to-peer power-sharing marketplace that connects EV drivers to charge suppliers.

1–10Climate Tech, Renewable Energy
Pre-seedTotal funding$3.2MNov 2024
CONTINUOUS SOLUTIONS INC

R&D company with 11 SBIR/STTR awards from Department of Defense, Department of Energy.

Portland, United States1–10Electric Vehicles, Energy
GrantTotal funding$3.1MNov 2020
ELECTRON ENERGY CORPAcquired

R&D company with 9 SBIR/STTR awards from Department of Energy, Department of Defense.

LANDISVILLE, United States51–200Energy, Industrials
GrantTotal funding$3.1MAug 2022
Echogen Power Systems
Clean Tech, Energy
GrantTotal funding$3.0M
Tensor EnergyClosed

Creating the operating system of our zero-carbon, distributed energy future

Fukuoka, Japan11–50Energy, Clean Energy
Pre-seedTotal funding$3.0MMar 2024
WATERFXClosed

The world's first 100% sustainable water provider (aka alternative…

United States1–10Industrials, Renewable Energy
SeedTotal funding$3.0MJul 2022
EXPONENTIAL RENEWABLES

Accelerating the implementation of X1 Wind disruptive floating wind technology.

Barcelona, SpainClean Tech, Renewable Energy
Series ATotal funding$2.9MFeb 2022
Albatross Technology

Floating offshore wind turbine developer for Japan renewable energy.

JapanClean Tech, Renewable Energy
Series ATotal funding$2.9MDec 2023
EnergySage

EnergySage is the simplest way to shop for clean home energy solutions. Join over 50,000 homeowne...

United StatesEnergy, Energy Storage
Series ATotal funding$2.9MMay 2015
Swift Coat

Swift Coat provides nanoparticle coatings.

Peoria, United States1–10Advanced Materials, Clean Energy
GrantTotal funding$2.8MJun 2024
Nukik

Nukik develops Inuit-led clean-energy, fiber-optic, and infrastructure projects that connect Nort...

CanadaRenewable Energy
GrantTotal funding$2.8M
Powernaut

Grid orchestration software connecting and balancing millions of decentralised renewable energy a...

Ghent, Belgium1–10Climate Tech, Renewable Energy
Pre-seedTotal funding$2.7MDec 2024
LOCOAL CHARCOAL CO

R&D company with 3 SBIR/STTR awards from Department of Defense.

DEL VALLE, United States1–10Clean Energy, Energy
GrantTotal funding$2.5MFeb 2024
Aether Energy

Solar and roofing workflow software for solar installers worldwide

San Francisco, United States1–10Artificial Intelligence, Climate Tech
SeedTotal funding$2.5MOct 2024
Perovskia Solar
Sustainability, Renewable Energy
GrantTotal funding$2.4MJun 2026
Valgotech LLC

R&D company with 5 SBIR/STTR awards from Department of Defense, National Science Foundation.

Fishers, United States1–10Energy, Energy Storage
GrantTotal funding$2.2MJun 2024
BREK ELECTRONICS CORP.

R&D company with 3 SBIR/STTR awards from Department of Energy.

Broomfield, United States1–10Hardware, Renewable Energy
GrantTotal funding$2.2MAug 2022
Traverse TechnologiesClosed

Traverse automates tedious civil, mechanical, and electrical engineering tasks using software, ar...

Singapore, Singapore1–10Automation, Climate Tech
SeedTotal funding$2.2MJul 2021
PERFORMANCE SYSTEMS DEVELOPMENT OF NEW YORK LLC

R&D company with 3 SBIR/STTR awards from Department of Energy.

ITHACA, United States51–200Energy, Renewable Energy
GrantTotal funding$2.1MSep 2024
RENEWCO2 INC.

R&D company with 5 SBIR/STTR awards from National Science Foundation, Department of Energy.

CRANFORD, United States11–50Advanced Materials, Renewable Energy
GrantTotal funding$2.1MOct 2023
MELINK CORPORATION

R&D company with 3 SBIR/STTR awards from Department of Energy.

Milford, United States51–200Energy, Renewable Energy
GrantTotal funding$2.1MAug 2020
RESOLUTE MARINE ENERGY, INC.

R&D company with 5 SBIR/STTR awards from Department of Energy.

Boston, United States1–10Energy, Clean Tech
GrantTotal funding$2.1MAug 2020
COMMUNITY ENERGY LABS INC

R&D company with 5 SBIR/STTR awards from Department of Agriculture, National Science Foundation, ...

Portland, United States1–10Energy, Sustainability
GrantTotal funding$2.1MAug 2023
NATIONAL ENERGY USA LLC

R&D company with 3 SBIR/STTR awards from Department of Defense.

PENSACOLA, United States1–10Energy, Clean Tech
GrantTotal funding$2.1MAug 2025
CYCLOPURE, INC.

R&D company with 7 SBIR/STTR awards from Department of Health and Human Services, Environmental P...

Chicago, United States11–50Biotech, Healthcare
GrantTotal funding$2.0MSep 2022