Energy Startups
5,967 companies tagged Energy, with their investors and founders.
Generac develops integrated ecosystems of power generation and energy management products and technologies for customers seeking reliable power supply and cost control.
4 investors
Next Kraftwerke operates one of Europe's largest virtual power plants, digitally connecting electricity producers, consumers, and storage systems into a networked energy trading platform. It serves plant operators and companies in the renewable energy sector, helping them position themselves within the energy market.
4 investors
Noble builds a blockchain platform for digital asset management focused on bringing real-world assets onto the blockchain with cross-chain functionality and security features.
4 investors
NOC Energy is an industrial technology company developing electrification and thermal process solutions, including ultra-high-temperature clean heat and thermal energy storage, to help heavy industries such as cement production reduce emissions. It works with partners to support industrial decarbonization and the shift toward cleaner energy systems.
4 investors
node.energy provides a software platform for commercial asset management of renewable energy facilities, helping operators automate regulatory compliance and financial reporting for wind and solar parks.
4 investors
nuuEnergy connects homeowners with qualified local tradespeople and professional advisors for the purchase and installation of new heating systems, supported by digital processes. The company offers an end-to-end service covering consultation, planning, installation, maintenance and efficiency improvements, with a focus on heat pumps.
4 investors
Ocean Oasis develops wave-powered offshore desalination buoys to produce fresh water for coastal regions facing water scarcity. The company operates under a water purchase agreement model targeting markets in the Canary Islands and other coastal areas globally.
4 investors
Oktogrid develops IoT sensors and data analytics platforms for electricity grid infrastructure management, enabling utilities and asset managers to optimize transformer performance and maintenance during the energy transition.
4 investors
Onboard Dynamics builds patented natural gas compression technology, including the GoVAC FLEX and GoVAC MAX pipeline evacuation systems used during pipeline blowdowns and evacuation projects. Its mobile systems compress and move low-pressure or renewable natural gas without an external power source, serving pipeline operators and fleet operations in the natural gas energy sector.
4 investors
OpenSolar provides a free, AI-powered software platform designed to help solar installers streamline operations, connect with customers, and grow their businesses. The platform serves solar professionals globally, aiming to accelerate solar energy adoption and support the transition to clean energy.
4 investors
Optivolt designs intelligent home solar systems that optimize energy generation in real time, claiming up to 50% more usable energy than traditional systems. The company serves homeowners seeking to reduce electricity costs and carbon footprint through renewable energy.
4 investors
Orbify offers a satellite intelligence platform that monitors vegetation threats, climate risks, and infrastructure changes for energy markets and the environmental sector. Its Earth Observation data helps organizations prevent outages, optimize maintenance, and stay compliant, starting with short pilot deployments on priority corridors.
4 investors
Ossia develops and licenses Cota, an RF-based wireless power technology that delivers targeted energy to devices at a distance without pads or contact-based charging, along with receivers, transmitters, and cloud software. The company licenses its technology to OEMs worldwide serving the wireless power ecosystem.
4 investors
Ostrom provides a multilingual energy management platform that enables consumers to switch, monitor, and reduce their electricity consumption. The company operates as a green energy provider in Germany, focusing on making renewable energy more accessible and inclusive.
4 investors
Othersphere provides location analysis and optimization software for deploying energy-intensive infrastructure, helping teams identify ideal sites faster and with greater confidence. The company serves energy infrastructure developers and enterprises globally, emerging from Bill Gates' Breakthrough Energy.
4 investors
Ouros Energy is an American battery company that controls the full stack from mineral sourcing and cell chemistry through cell manufacturing and delivery. It develops active materials, cylindrical and pouch cells, and domestic production capability for defense and civilian markets.
4 investors
Panoramic Power offers a device-level energy monitoring system using wireless, self-powered sensors, advanced metering, and cloud connectivity to stream real-time energy data across industrial and commercial facilities. It serves operations teams and plant managers seeking to identify energy waste, reduce costs, and improve performance across multiple sites.
4 investors
Parallel Carbon develops hardware technology to produce low-cost hydrogen, renewable fuels, and chemicals such as fertilizers and methanol as alternatives to fossil fuels. The company targets fuel and chemical producers, aiming to reduce costs and remove site constraints.
4 investors
A company offering autonomous drone inspection solutions for manufacturers, particularly for turbine maintenance on onshore and offshore facilities, with AI-powered data analytics and predictive maintenance tools.
4 investors
Petra Power develops on-site power generation systems for data centers, industrial facilities, and utility-scale applications. The company offers hyper-efficient power solutions deployable in months that run on natural gas, diesel, or hydrogen with superior fuel efficiency compared to traditional generators.
4 investors
Phoenix Hydrogen operates a marketplace platform for buying and selling hydrogen as a commodity, targeting utilities and industrial customers in the emerging hydrogen infrastructure sector.
4 investors
PingThings provides a data science, machine learning, and cloud-based analytics platform, with expertise in anomaly detection and high-performance computing. The team includes leaders with backgrounds in data science consulting and applied physics research.
4 investors
Pionix provides engineering services and open-source software for EV charging manufacturers, helping them develop and certify products based on the EVerest operating system. The company supports charger manufacturers through validated components, engineering expertise, and a collaborative community focused on making EV charging interoperable and accessible.
4 investors
Piq offers solutions to help connect projects to the electrical grid faster.
4 investors

















