All Industries

Top Energy Companies

937 Energy companies, sorted by total funding raised.

GridX

Enterprise rate engine platform helping utilities design, analyze, and communicate complex energy...

Milpitas51–200Energy
Series C·$40.0M·Apr 2022
Mayfair Gold Corp. Common SharesIPO

Canadian gold exploration company advancing the Fenn-Gib gold project in Ontario, focused on mine...

Matheson, Canada1–10Climate Tech, Energy
Private Equity·$40.0M·Sep 2025
Emo Energy

Energy technology startup developing clean energy solutions.

Bengaluru, India11–50Climate Tech, Energy
Series B·$39.8M·Jun 2026
Reach Labs

Long range, wireless energy distribution that scales

Redwood City, United States11–50Climate Tech, Energy
Grant·$39.1M·Feb 2025
Rodatherm

Privately held geothermal power generation company focused on advanced geothermal systems in the ...

United StatesEnergy, Geothermal Energy
Series A·$38.0M·Sep 2025
SOUTH 8 TECHNOLOGIES, INC.

R&D company with 8 SBIR/STTR awards from Department of Energy, Department of Defense, National Sc...

SAN DIEGO, United States11–50Advanced Manufacturing, Defense Tech
Grant·$37.8M·Apr 2026
Neteera

Neteera automates the collection of vital signs in clinical and home-based settings, driving down...

San Francisco Bay Area, Israel51–200Energy, Healthcare
Extension Round·$36.4M·Oct 2023
Micropsi Industries

Micropsi industries provides high-end machine learning solutions for robotics and process control.

Tokyo, Germany51–200Energy, Artificial Intelligence
Series B·$36.1M·Feb 2022
Mazama Energy

Mazama Energy is a geothermal developer advancing technologies to extract heat from superhot rock...

United States1–10Clean Tech, Energy
Series A·$36.0M·Oct 2025
Noble.AI

Science-based AI platform for chemicals, materials, and energy industries, turning industrial dat...

United States11–50Artificial Intelligence, SaaS
Extension Round·$35.6M·Apr 2024
Car IQ

Car IQ enable cars to automatically alert, schedule and pay for their own services.

San Francisco, United States11–50Energy, Fintech
Extension Round·$35.0M·Feb 2023
Soluna HoldingsIPO

Builds renewable energy-powered data centers for high-performance computing, Bitcoin mining, and ...

United Statescloud infrastructure, Energy
Seed·$35.0M·May 2022
UrjanetAcquired

Global utility data aggregator providing automated access to billing and interval data for energy...

Atlanta, United States201–500Data & Analytics, Energy
Series D·$34.6M·Jun 2020
American Resources CorporationIPO

Provider of battery metals, rare earth elements and carbon materials to support the electrified e...

Fishers, United States51–200Advanced Materials, Energy
Corporate Round·$33.7M·Oct 2025
IND Technology

Predicting Faults Before They Happen Remotely Down to 30 Feet Reduce outages.Prevent wildfires.Pr...

Melbourne, Australia51–200Energy, Infrastructure
Venture Round·$33.0M·Dec 2025
ThinkLabs AI

AI platform for utility grid modernization and energy management.

New York, United States1–10Artificial Intelligence, Energy
Venture Round·$33.0M·Apr 2026
Modern Hydrogen

Clean hydrogen technology company converting natural gas into hydrogen without CO2 emissions.

Bothell, United States11–50Energy, Climate Tech
Series B·$32.8M·Jun 2023
Cogniac

Cogniac is an enterprise platform that enables easy automation of any visual task using the lates...

San Francisco, United States11–50Energy, Artificial Intelligence
Series B·$32.5M·Oct 2021
Gorilla

Energy data applications for pricing, forecasting, and portfolio analysis.

Antwerp, Belgium51–200Data & Analytics, Energy
Series B·$31.5M·Jun 2024
Mantel Capture

Carbon capture startup from MIT that captures CO2 from factories while delivering steam, making i...

United States1–10Clean Tech, Energy
Series A·$30.7M·Sep 2024
AIRLOOM ENERGY, INC.

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

LARAMIE, United States1–10Clean Energy, Energy
Seed·$30.4M·Oct 2024
Battolyser Systems

Battolyser Systems develops integrated battery-electrolyser systems that store electricity and pr...

Delft, Netherlands11–50Energy, Climate Tech
Series A·$30.0M·Jul 2023
ElectronX

CFTC-regulated intraday electricity exchange offering derivatives to manage short-term power pric...

Chicago, United States11–50Energy, Fintech
Series A·$30.0M·Nov 2025
Energy Services of America CorporationIPO

NASDAQ-listed contractor providing services for natural gas, petroleum, water distribution, chemi...

Huntington, United States201–500construction, Energy
Series A·$30.0M·Jun 2026
OH
Origin Holdings

Global provider of professional services, managed services, and customer interface software to ut...

United StatesEnergy
Series B·$30.0M·Mar 2026