All Industries

Top Renewable Energy Companies

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

Arka Hub

Indian residential solar energy company offering end-to-end solar panel installation and manageme...

Bengaluru, IndiaClean Energy, Home Services
SeedTotal funding$2.0MJan 2026
Suryanesia

Suryanesia is a leading solar developer in Indonesia offering commercial and industrial clients t...

Clean Energy, Climate Tech
SeedTotal funding$2.0MJan 2023
Vista Power

Batteries and solar for $0 upfront to help businesses save money

San Francisco, United States1–10Energy Storage, Industrials
Venture RoundTotal funding$2.0M
Buyofuel

Portfolio company of Inflection Point Ventures

Coimbatore, India11–50Energy, Marketplace
Series ATotal funding$1.6MDec 2022
ALPHA-EN CORPORATION

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

Hopewell Junction, United States1–10Sustainability, Manufacturing
GrantTotal funding$1.6MJul 2023
Joule Case

Joule Case builds advanced power solutions for mobile businesses and expanding enterprises, inven...

Seattle, United StatesClean Energy, Clean Tech
Equity CrowdfundingTotal funding$1.6MMay 2022
EMVOLON, INC.

R&D company with 3 SBIR/STTR awards from Department of Energy, National Science Foundation.

SHARON, United States1–10Climate Tech, Clean Tech
SeedTotal funding$1.5MMay 2021
Ensyn

Operational enhancement and digitalization

United StatesClimate Tech, Renewable Energy
GrantTotal funding$1.5MApr 2014
GAIAXUS LLC

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

Germantown, United States1–10Renewable Energy
GrantTotal funding$1.5MSep 2025
Synvertec LTD.
Energy, Renewable Energy
Venture RoundTotal funding$1.5MMar 2020
Eiq Energy, Inc.

R&D company with 1 SBIR/STTR awards from Department of Energy.

Santa Clara, United States1–10Energy, Manufacturing
GrantTotal funding$1.5MJul 2015
PRIMO ENERGY, INC.

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

San Diego, United States1–10Energy, Manufacturing
GrantTotal funding$1.5MMar 2022
NORWICH TECHNOLOGIES INC

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

WHITE RIVER JUNCTION, United States11–50Energy, Renewable Energy
GrantTotal funding$1.5MAug 2020
BLUESTEM BIOSCIENCES INC

R&D company with 3 SBIR/STTR awards from National Science Foundation, Department of Energy.

Omaha, United States1–10Agtech, Biotech
GrantTotal funding$1.5MOct 2025
Wattnow

Wattnow installs its own smart meters and AI to monitor industrial energy use live, flagging wast...

Amsterdam, NetherlandsAnalytics, Energy
SeedTotal funding$1.3MMar 2022
Higherwire

Your number one source for lithium battery sales and service

Phoenix, United States1–10Energy, Clean Tech
GrantTotal funding$1.3MJun 2024
AMMP

Software tools for renewable energy companies (Seed Point Nine)

Amsterdam, Netherlands11–50Renewable Energy
SeedTotal funding$1.3MSep 2020
Litus
CanadaRenewable Energy
Pre-seedTotal funding$1.3M
ANOVION LLC

R&D company with 2 SBIR/STTR awards from Department of Defense.

Northfield, United States11–50Energy Storage, Manufacturing
GrantTotal funding$1.2MJul 2024
GENPRO ENERGY SOLUTIONS, LLC

R&D company with 1 SBIR/STTR awards from Department of Defense.

PIEDMONT, United States51–200Energy, Renewable Energy
GrantTotal funding$1.2MNov 2022
NATRION INC

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

Champaign, United States11–50Energy Storage, Clean Energy
GrantTotal funding$1.2MSep 2024
muGrid Analytics

R&D company with 2 SBIR/STTR awards from Department of Energy.

Littleton, United States1–10Analytics, Data & Analytics
GrantTotal funding$1.1MSep 2024
CALWAVE INC.

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

Berkeley, United States1–10CRM, Energy
GrantTotal funding$1.1MSep 2024
ESS Tech, Inc.

R&D company with 2 SBIR/STTR awards from Department of Defense, Department of Energy.

Wilsonville, United States51–200Hardware, Energy
GrantTotal funding$1.1MJun 2015
Antares Group Incorporated

R&D company with 2 SBIR/STTR awards from Department of Energy.

Edgewater, United States11–50Energy, Industrials
GrantTotal funding$1.1MAug 2021