/Companies

Energy Startups

5,967 companies tagged Energy, with their investors and founders.

Maritime Fusion

Maritime Fusion designs and builds zero-emission fusion reactors for deployment in maritime transport and remote energy installations. The company aims to use these off-grid applications as a pathway to develop cost-competitive grid-scale fusion reactors.

5 investors

Matidor.com

Matidor provides location-intelligent project management software that combines GIS mapping with field operations coordination for environmental consulting and oil and gas teams. The platform gives field teams and office leaders real-time visibility and control over multi-site work, replacing spreadsheets and disconnected systems.

5 investors

MGA Thermal

MGA Thermal develops thermal energy storage materials and systems based on patented Miscibility Gap Alloy technology for renewable energy applications. The company serves energy and industrial sectors seeking cost-effective, scalable solutions for thermal energy storage.

5 investors

mPower Technology

mPower Technology develops advanced power systems and solar technologies for spacecraft and space applications. The company leverages microfabrication and nanofabrication techniques to serve commercial, civil, and national security customers in the aerospace and space industries.

5 investors

Neufin

Neufin Energy develops renewable power solutions to make clean energy accessible and affordable for Indian businesses. The company uses a technology-led approach to serve mid-market and small businesses that lack reliable access to renewable power.

5 investors

Newtrace

Newtrace develops and manufactures advanced electrodes and stack technology for alkaline hydrogen electrolysers, including a coated cathode that reduces specific energy consumption to lower the cost of green hydrogen production. The company serves the green hydrogen industry with domestically manufactured, precious-metal-free components, based in India.

5 investors

Niko

Niko offers photovoltaic (solar) systems in Mexico, with financing options including cash purchase and financial leasing. It targets businesses and self-employed individuals with business activity, providing clear invoicing to support tax documentation.

5 investors

Nira Energy

Nira provides software tools that replicate ISO interconnection study processes for power generation developers and grid operators to evaluate transmission injection capacity and interconnection feasibility. The platform helps developers make siting decisions and transmission planners conduct reliability studies.

5 investors

norsepower_red-01

Norsepower develops wind-assisted propulsion systems for maritime vessels to reduce fuel consumption and emissions. The company serves shipping operators and vessel owners seeking to lower operational costs and environmental impact.

5 investors

Novalith Technologies

Novalith is an Australian company developing a lithium refining process aimed at improving the sustainability and supply chain sovereignty of lithium production for electrification. It targets markets including Australia, the US, and Europe within the clean technology and battery materials sector.

5 investors

Nuclear Turbines

Nuclear Turbines develops advanced modular nuclear generation systems in which a reactor directly heats compressed air to drive a commercial gas turbine, targeting low-cost electricity. It aims to serve markets with high power demand such as AI, advanced manufacturing, and strategic industry where electricity cost is a growth constraint.

5 investors

Nuclearn

Nuclearn builds nuclear-grade AI software that automates engineering, maintenance, and compliance workflows for nuclear operators. Its products, including a nuclear-specific GenAI chatbot, serve over 70 nuclear facilities across North America and the U.K.

5 investors

Ola Electric

Ola Electric manufactures and sells electric two-wheelers (scooters) for Indian consumers, offering financing options and after-sales services through a network of stores and service partners. The company designs key components in-house, including batteries and motors, and operates an integrated manufacturing facility.

5 investors

OpenStar Technologies

OpenStar develops compact fusion energy technology using a levitated dipole approach and high-temperature superconducting systems, working toward commercial fusion. The company originated from the Robinson Research Institute in New Zealand.

5 investors

Orange Charger

Orange designs purpose-built EV chargers sized for multifamily properties, offices, and garages, aiming to make EV charging affordable and convenient for residents who lack access to public-style chargers. The company focuses on the US market and the multifamily housing sector.

5 investors

Orbio Earth

Orbio Earth provides satellite-based methane emission data to financial investors and institutions, replacing traditional estimation methods used in the oil and gas sector. The company uses satellite imagery to monitor methane releases from oil and gas facilities globally, enabling investment firms to assess regulatory compliance risks and identify higher-performing operators.

5 investors

Oxylus Energy

Oxylus Energy develops electrolyzers that convert captured CO2 into low-carbon methanol using renewable power, which can be further upgraded into sustainable aviation fuels. It serves industrial facilities and biogenic CO2 suppliers seeking to reduce and monetize their carbon emissions.

5 investors

Photoncycle

Photoncycle develops energy technology for powering homes, currently being piloted with Norway's largest house builder and planned for large-scale manufacturing starting in 2027. The company aims to make renewable energy consistently available and affordable for residential use globally.

5 investors

Piana

Piana offers a fuel card giving fleet operators access to service stations along with a platform to manage both combustion-engine and electric vehicles. It helps companies track fuel and energy costs, monitor driver behavior, and plan the transition of their fleets from combustion to electric vehicles.

5 investors

Posigen

PosiGen is a residential solar company that installs and services solar energy systems for homeowners, including system monitoring and billing. As of early 2026 it is undergoing a business restructuring and transitioning customer servicing to third-party providers.

5 investors

Power Roll

Power Roll develops lightweight, flexible solar film technology that can generate electricity from surfaces such as rooftops and vehicle roofs previously unsuitable for conventional solar panels. The company operates in the renewable energy sector, aiming to expand green energy usage.

5 investors

Powerline

Powerline develops an AI-based operating system that provides market intelligence and optimizes the operation of renewable energy and grid-scale battery storage assets. The software is aimed at project developers and utilities in the power and energy markets.

5 investors

Project Canary

Project Canary develops a software platform and high-fidelity methane sensors that help oil & gas and utility operators detect and manage methane emissions across their assets. The company turns dispersed sensor, aerial, and satellite data into actionable operational insights for regulatory compliance and emissions reduction.

5 investors

Pylon

Pylon provides a comprehensive infrastructure management platform for water and electricity utilities that enables smart metering, reduces energy and water waste, and facilitates meter-agnostic interoperability. The platform serves utility companies globally, particularly in emerging markets, addressing challenges from energy theft and tampering to emissions reduction.

5 investors

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Energy Startups — Page 19 | Fundraising Fox