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US Department of Energy's Energy Portfolio

Browse 159 Energy companies funded by US Department of Energy. See funding amounts, founder contacts, and investment details.

Energy Companies
159
Total Funding in Energy
$11.4B

Energy Portfolio Companies (159)

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BiofuelEnergyGreenTechRenewable EnergySemiconductor

Blue Biofuels is a technology company that specializes in renewable energy, biofuels, and new technologies sectors

Palm Beach Gardens, United States
September 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnvironmental EngineeringIndustrialRenewable Energy

Accelerate Wind provides wind energy generation for the commercial and industrial spaces.

St Louis, United States
September 2025
Seed

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergyNuclearRenewable Energy

Zap Energy is developing compact fusion power that doesn't require magnets or lasers.

Everett, United States
September 2024
$130.0M
Series D

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergy

Sunwealth Power is a renewable energy investment firm that manages and finances solar and storage installations.

Cambridge, United States
September 2025
$20.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyRenewable EnergySolar

Sunnova is an Energy as a Service (EaaS) company that offers residential solar power and energy storage solutions.

Houston, United States
September 2023
$400.0M
Post-IPO Debt

Founder Contacts

30,000+ verified contacts

AgricultureEnergyOil and GasRenewable Energy

Manta Biofuel produces cost-effective renewable fuel oil from algae.

Owings Mills, United States
September 2023
$531K
Equity Crowdfunding

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryEnergySmall and Medium Businesses

NanoGraf is a battery development company researching ways to improve battery life and charging time.

Chicago, United States
September 2024
$60.0M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryClean EnergyEnergy StorageNanotechnology

SVX is future-proofing manufacturing of cathode active materials for lithium-ion batteries in electric vehicles and energy storage systems.

San Francisco, United States
September 2022
$8.4M
Series A

Founder Contacts

30,000+ verified contacts

Cyber SecurityEnergyInformation TechnologyNetwork Hardware

Operant Networks is a data-centric networking & cybersecurity technology provider

Rohnert Park, United States
September 2022
$3.8M
Seed

Founder Contacts

30,000+ verified contacts

ElectronicsEnergy EfficiencyHome Improvement

Harvest Thermal develops a control system for home use that integrates heating, hot water, and cooling with thermal storage.

Berkeley, United States
September 2024
$2.0M
Grant

Founder Contacts

30,000+ verified contacts

Electrical DistributionElectronicsRenewable Energy

Stepwise provides home electrification services for EV charger and heat pump installations

Buffalo, United States
September 2024
$1.4M
Grant

Founder Contacts

30,000+ verified contacts

Renewable EnergySolar

Barrio Eléctrico offers residential solar-plus-storage leases, relying on community engagement to support the systems.

San Juan, Puerto Rico
September 2024
$21.0M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsElectronicsEnergyEnergy EfficiencyEnergy StorageIncubatorsInnovation ManagementMachinery ManufacturingRenewable Energy

NETenergy is a thermal energy storage company that is creating a thermal battery designed to offset peak electricity load.

Chicago, United States
September 2024
$2.0M
Grant

Founder Contacts

30,000+ verified contacts

EnergyManufacturing

Arbor Batteries is a developer of lithium-ion (Li-ion) batteries designed to support fast low-temperature charging and discharging.

Ann Arbor, United States
September 2024
$1.8M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryElectric VehicleElectronicsEnergy Storage

Eonix reduces the time and cost to design materials for lithium ion batteries that solve application specific pain points.

Knoxville, United States
September 2021
$48K
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyRenewable Energy

Arctura is dedicated to securing a sustainable energy future that is affordable, healthy, and accessible.

Wakefield, United States
September 2023
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnvironmental ConsultingEnvironmental EngineeringOil and Gas

Summit Natural Gas of Maine, Inc. operates as a natural gas distributor.

Augusta, United States
September 2021
$5.0M
Grant

Founder Contacts

30,000+ verified contacts

ConstructionRenewable Energy

Gritt Robotics is an Automating construction of renewable energy infrastructure using Robotics and AI

New York, United States
September 2024
$500K
Grant

Founder Contacts

30,000+ verified contacts

AnalyticsClean EnergyEnergyInsurTechRenewable EnergySolar

kWh Analytics provides climate insurance and portfolio analytics for the solar industry.

Beaverton, United States
September 2024
$2.4M
Grant

Founder Contacts

30,000+ verified contacts

ManufacturingRenewable EnergySemiconductor

StorEdgeAI is developing a non-wires technology platform that will enable a point-to-point connection between renewables generation.

Bothell, United States
September 2024
$579K
Grant

Founder Contacts

30,000+ verified contacts

Energy EfficiencyReal EstateRenewable Energy

FRAM Energy provides energy efficiency and renewable solutions for rental homes, focusing on de-risking energy retrofits.

New York, United States
September 2024
$500K
Grant

Founder Contacts

30,000+ verified contacts

AnalyticsArtificial Intelligence (AI)ConsumerEnergyEnergy ManagementSoftware

Innowatts uses AI to unlock meter-level data and provide consumer and business insights to energy retailers, utilities and grid operators.

Houston, United States
September 2023
$50K
Grant

Founder Contacts

30,000+ verified contacts

ElectronicsEnergyRenewable Energy

Shifted Energy enable electric water heaters to consume excess renewable energy and provide grid services.

Honolulu, United States
September 2023
$150K
Grant

Founder Contacts

30,000+ verified contacts

EnergyNatural ResourcesOil and Gas

Howard Energy Partners offers an integrated midstream platform that includes infrastructure and services from wellhead to market.

San Antonio, United States
August 2025
$750.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

3D PrintingHydroelectricManufacturingMarine TechnologyRenewable Energy

Sitkana is building technology to generate electricity from oceanic tidal currents.

Juneau, United States
August 2025
$305K
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnergy ManagementRenewable Energy

Pecos Wind Power designs, builds, and sells wind turbines for distributed generation.

Somerville, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

Energy Management

SkyNano is a science-based technology company focused on commercializing a free-market solution to carbon pollution.

Knoxville, United States
August 2024
$1.6M
Grant

Founder Contacts

30,000+ verified contacts

EnergyRenewable EnergySolar

Noria Energy is driven by a passion to increase solar adoption by bringing creative solutions to project development.

San Francisco, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

AutomotiveCleanTechEnergy

RockeTruck is an automotive company.

Escondido, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

CommercialEnergyOil and Gas

MAAT Energy represents one of the most significant opportunities to impact climate change.

Cambridge, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

BatteryCleanTechEnergyManufacturingTransportation

EnPower is developing fast charge Lithium-ion batteries to accelerate the adoption of electric vehicles.

Indianapolis, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

Customer ServiceEnergyRenewable Energy

CalWave Inc offer provides manufacturing and services in the ocean energy sector.

Berkeley, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

AnalyticsEnvironmental ConsultingManufacturingRenewable Energy

Gulf Wind Technology is committed to enhancing the economic performance of existing wind farms and developing the field of rotors.

Avondale, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

AnalyticsMachine LearningRenewable EnergySoftware

FPoliSolutions develops software products for nuclear, data analytics & machine learning, EV mobility and renewable energy industries.

Pittsburgh, United States
August 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergy EfficiencyEnergy StorageEnvironmental EngineeringRenewable Energy

ICE Thermal Harvesting focuses on supplying zero-emission power in various regions around the world.

Houston, United States
August 2023
$150.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

Electrical DistributionEnergyEnergy Storage

EarthEn works on technology to provide a carbon-negative, climate-positive long-duration energy storage solution.

Phoenix, United States
August 2025
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergy StorageOil and Gas

Power to Hydrogen develops advanced AEM electrolyzers that integrate with renewables while eliminating precious, expensive metals.

Columbus, United States
August 2024
$18.0M
Series A

Founder Contacts

30,000+ verified contacts

Energy EfficiencyGreen BuildingIndustrial EngineeringIntellectual PropertyMechanical Engineering

Baryon develops energy efficiency technologies with applications in building cooling, water production, cold chain, and others.

Wilmington, United States
August 2021
$2.1M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryEnergyEnergy StorageRenewable Energy

Tyfast is a battery manufacturing company that develops fast-charging batteries and technologies for heavy-duty vehicles.

San Diego, United States
August 2025
$100K
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyEnergy StorageManufacturingRenewable EnergySolarSustainability

Element 16 is a developer of energy storage system.

Arcadia, United States
August 2021
$1.4M
Grant

Founder Contacts

30,000+ verified contacts

AerospaceAir TransportationAutomotiveEnergyTransportation

Ampaire's mission is to be the world's most trusted developer of practical, compelling electric aircraft.

Long Beach, United States
August 2025
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

CommercialRenewable EnergyResidentialTransportation

The Appalachian Regional Clean Hydrogen Hub's mission is to provide an interconnected, full value chain H2Hub solution.

Morgantown, United States
July 2024
$925.0M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyRenewable EnergySolar

Smarter Solar Deployment—From Planning to Power

Oakland, United States
July 2025
$12.0M
Series A

Founder Contacts

30,000+ verified contacts

Clean EnergyFuel CellRenewable Energy

Pacific Northwest Hydrogen Association aims to enhance lives by establishing a clean hydrogen ecosystem throughout the Pacific Northwest.

Seattle, United States
July 2024
$27.5M
Grant

Founder Contacts

30,000+ verified contacts

ElectronicsEnergyEnergy ManagementSensor

Sensible Photonics develops low-cost fiber optic sensing technologies for the monitoring of grid equipment and energy storage solutions.

Pittsburgh, United States
July 2024
$600K
Grant

Founder Contacts

30,000+ verified contacts

Electrical DistributionEnergySolar

Latimer Controls provides an embedded control software solution for power controls.

Denver, United States
July 2024
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

BatteryCleanTechElectric VehicleElectronicsEnergyEnergy Storage

Circularity platform that streamlines electric vehicle battery assessment, integration, and reuse.

Carlsbad, United States
July 2024
$10.0M
Grant

Founder Contacts

30,000+ verified contacts

Electric VehicleEnergyEnergy StorageManufacturingRenewable Energy

Kore Power manufactures energy storage, electric vehicles, microgrids, utilities, and e-mobility systems for the clean energy industries.

Coeur D'alene, United States
June 2023
$850.0M
Debt Financing

Founder Contacts

30,000+ verified contacts

EnergyRenewable EnergySecurity

FESCO Energy designs and maintains energy solutions for federal and commercial customers.

Frederick, United States
June 2023
$11.9M
Grant

Founder Contacts

30,000+ verified contacts

BatteryCleanTechEnergy StorageManufacturingRenewable Energy

Solidion Technology is a battery technology company that manufactures battery materials, components, and next-generation batteries.

Dallas, United States
June 2026
$35.0M
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

Energy

Technip Energies is an engineering and technology company that delivers infrastructure and project delivery solutions in the energy sector.

Nanterre, France
June 2026
$580.6M
Post-IPO Debt

Founder Contacts

30,000+ verified contacts

Carbon CaptureGeothermal EnergyOil and GasRenewable Energy

TEVERRA is all about making the best and safest use of the Earth as a clean and stable energy source.

Atlanta, United States
June 2025
$200K
Grant

Founder Contacts

30,000+ verified contacts

ElectronicsPower GridRenewable EnergySemiconductor

NexGen Power Systems is a power electronics manufacturer that designs, develops, and manufactures NexGen Vertical GaN semiconductors.

Santa Clara, United States
June 2023
Grant

Founder Contacts

30,000+ verified contacts

BatteryEnergyEnergy Storage

Quino Energy manufactures batteries that uses specially designed reactants called quinones that are dissolved in water.

San Leandro, United States
June 2026
Grant

Founder Contacts

30,000+ verified contacts

Carbon CaptureEnergySustainability

AirCapture develops an on site and modular direct air capture technology.

Berkeley, United States
June 2026
Grant

Founder Contacts

30,000+ verified contacts

AerospaceBatteryConsumer ElectronicsElectric VehicleElectronicsEnergyEnergy StorageManufacturingMedical DeviceMilitary

ION Storage Systems is an energy startup developing Solid State Lithium Metal Batteries.

Beltsville, United States
June 2026
$2.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechManufacturing

NOVONIX is a developer and supplier of high-performance materials and technologies for the global lithium-ion battery industry.

Bedford, Canada
June 2026
$14.6M
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

CleanTechEnergyRenewable Energy

NOMAD Transportable Power Systems offers patent-pending technologies to fit any project or application need.

Waterbury, United States
June 2026
$6.5M
Debt Financing

Founder Contacts

30,000+ verified contacts

EnergyMining

California Resources is an oil and natural gas company that focuses on energy transition in the sector.

Los Angeles, United States
June 2026
$550.0M
Post-IPO Debt

Founder Contacts

30,000+ verified contacts

Energy ManagementRenewable EnergySustainability

HighT-Tech is a revolutionizing electric heating company that builds clean technologies for a more sustainable future.

College Park, United States
June 2025
$1.0M
Grant

Founder Contacts

30,000+ verified contacts

ChemicalEnergyRenewable EnergyWater

Avium develops fuels and chemicals from CO2, water, and renewable energy.

Lawrence, United States
May 2024
$5.0M
Grant

Founder Contacts

30,000+ verified contacts

ChemicalEnergy StorageFuel CellIndustrial

Celadyne Technologies develops membranes for use in electrolyzers and fuel cells that require minimal heat and water management.

Chicago, United States
May 2026
$250K
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyRenewable Energy

Focused Energy is a fusion energy company developing laser-driven inertial fusion systems for commercial power generation.

Darmstadt, Germany
May 2026
$240.0M
Series A

Founder Contacts

30,000+ verified contacts

EnergyNanotechnologySemiconductor

Nelumbo is Providing radical, lasting technological improvements to the heating and cooling industry.

Menlo Park, United States
May 2024
$2.9M
Grant

Founder Contacts

30,000+ verified contacts

Building MaterialCleanTechEnergyRenewable Energy

Sublime Systems develops technology to decarbonize cement-making.

Somerville, United States
May 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Carbon CaptureEnvironmental EngineeringRenewable EnergySustainability

Carbon America transforms the carbon capture and sequestration industry by lowering costs and increasing deployment.

Arvada, United States
May 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Clean EnergyManufacturingSemiconductor

Optigon offers materials scientists and manufacturers solutions to help speed the development and deployment of clean energy materials.

Somerville, United States
May 2025
$100K
Grant

Founder Contacts

30,000+ verified contacts

EnergySalesSemiconductorSolar

GAF Energy is a roofing and waterproofing company.

San Jose, United States
May 2024
$1.6M
Grant

Founder Contacts

30,000+ verified contacts

Carbon CaptureEnergy Storage

Volta Energy developing technology to decarbonize energy generation.

Worcester, United States
May 2023
$200K
Grant

Founder Contacts

30,000+ verified contacts

AgTechBiotechnologyChemicalLife ScienceRenewable Energy

Bluestem Biosciences is building tomorrow's renewable chemicals, from organisms, not oil

Omaha, United States
May 2023
$200K
Grant

Founder Contacts

30,000+ verified contacts

Electrical DistributionElectric VehicleElectronicsManufacturingRenewable Energy

A novel marine technology company for power electronics, electric motors and more.

Portland, United States
May 2023
$207K
Grant

Founder Contacts

30,000+ verified contacts

BatteryCleanTechRecyclingRenewable Energy

Li-Cycle is a clean technology company that uses an environmentally friendly process to recycle lithium-ion batteries.

Mississauga, Canada
May 2025
$7.5M
Post-IPO Debt

Founder Contacts

30,000+ verified contacts

EnergyPower GridRenewable EnergySolarWind Energy

GE Renewable Energy is a manufacturer of wind turbine products.

Boulogne-billancourt, France
May 2023
$3.5M
Grant

Founder Contacts

30,000+ verified contacts

BatteryCleanTechEnergy StorageManufacturingRenewable Energy

Anthro Energy is a battery technology company that uses polymer electrolytes to improve the safety and adaptability of lithium-ion cells.

San Jose, United States
April 2026
$24.9M
Grant

Founder Contacts

30,000+ verified contacts

ChemicalEnergyManufacturingRenewable Energy

Innovating technology to make everyday fuels and products from CO2 emissions, mitigating climate change and building a sustainable future.

Ithaca, United States
April 2025
$75K
Convertible Note

Founder Contacts

30,000+ verified contacts

Advanced MaterialsElectronicsEnergyRenewable Energy

CleanTech Strategies is a subject matter expert firm that specializes in energy storage, microgrids, renewables, and advanced materials.

Seattle, United States
April 2024
$5.0M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechMarine TransportationNanotechnologyPower GridShipping

Daphne Technology is a developer of a sustainable, technically advanced and cost efficient air emissions control system.

Saint-sulpice, Switzerland
April 2026
$19.2M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Industrial DesignManufacturingRenewable Energy

Highland Materials is a manufacturing firm that produces polysilicon and aluminum products for the automotive and aerospace industries.

Johnson City, United States
April 2024
$255.6M
Grant

Founder Contacts

30,000+ verified contacts

Energy StorageHydroelectricPower Grid

Rye Development specializes in pumped storage facilities and hydropower energy projects.

West Palm Beach, United States
April 2026
$81.0M
Grant

Founder Contacts

30,000+ verified contacts

Building MaterialEnergyManufacturingRenewable Energy

Next Energy Technologies is a manufacturer of organic photovoltaic coatings.

Santa Barbara, United States
April 2023
$3.0M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsCleanTechEnergy EfficiencyIndustrialProduct Research

Via Separations is a technology company that develops membrane materials for modular and resource separation solutions.

Watertown, United States
April 2026
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Business DevelopmentEnergyEnergy StorageNon Profit

BRITE empowers founders to launch energy technology solutions through entrepreneurial guidance and support services.

Warren, United States
April 2024
$150K
Grant

Founder Contacts

30,000+ verified contacts

BatteryElectronicsEnergyEnergy StorageRenewable EnergySolarSustainabilityWaste Management

RePurpose Energy reuses electric vehicle batteries to create lower-cost, more sustainable "second life" solar energy storage systems.

Fairfield, United States
March 2026
$268K
Equity Crowdfunding

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergyEnergy EfficiencyIndustrialRenewable EnergySustainability

Skyven Technologies is an energy-as-a-service company with a mission to decarbonize industrial process heat.

Farmers Branch, United States
March 2024
$145.0M
Grant

Founder Contacts

30,000+ verified contacts

Consumer ElectronicsElectronicsEnergyHardwareIncubatorsInnovation ManagementInternet of ThingsManufacturingMedical DeviceProduct Design

mHUB is a leading innovation center for hardtech commercialization

Chicago, United States
March 2026
$1.0M
Grant

Founder Contacts

30,000+ verified contacts

EnergyFuelManufacturing

pH Matter is providing commercially-viable solutions in a number of emerging markets related to catalysis, electro-catalysis.

Columbus, United States
March 2024
$7.2M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergy

OxEon Energy is a cleantech start-up that works on alternative energy storage, synthetic fuels, and high purity gas production.

North Salt Lake, United States
March 2024
$36.3M
Grant

Founder Contacts

30,000+ verified contacts

AgricultureBiomass EnergyBiotechnologyFarmingGeneticsNutritionSustainability

Designing the crops of the next generation.

Oakland, United States
March 2023
$180K
Grant

Founder Contacts

30,000+ verified contacts

Electrical DistributionEnergyEnergy EfficiencyRenewable Energy

Energy Internet Corporation unites engineering and hardware systems to produce efficient energy storage and renewable energy distribution.

San Jose, United States
March 2024
$400K
Grant

Founder Contacts

30,000+ verified contacts

BatteryEnergy StorageIndustrial ManufacturingRenewable EnergySustainability

Pure Lithium manufactures lithium metal battery technology to offer clean, sustainable, and cost-effective rechargeable batteries.

Charlestown, United States
March 2025
Grant

Founder Contacts

30,000+ verified contacts

BatteryEnergyEnergy EfficiencyRenewable Energy

Zeta Energy develop and commercialize safe rechargeable batteries that are higher performing, lower cost and sustainably manufactured.

Houston, United States
February 2024
$4.0M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsAgricultureBiotechnologyChemicalEnergy

ecovia I bio offers high-performing biobased ingredients and materials from sustainable processes.

Ann Arbor, United States
February 2026
$1.5M
Series B

Founder Contacts

30,000+ verified contacts

EnergyEnergy ManagementEnergy StorageFossil FuelsOil and Gas

Hydrostor develops and operates long-duration energy storage systems to replace the use of fossil fuels.

Toronto, Canada
February 2026
Corporate Round

Founder Contacts

30,000+ verified contacts

BatteryEnergyManufacturing

DayLyte Batteries is commercializing a Metal-air (M-Air) battery to increase battery energy density.

Knoxville, United States
February 2023
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

Advanced MaterialsEnergyRenewable EnergySolar

Osazda Energy provides materials engineering solutions to improve solar cell and solar module reliability.

Albuquerque, United States
February 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

EnergyProject ManagementSoftware

Carbon Solutions provides market assessments, project feasibility, and project design services.

Saint Paul, United States
February 2024
$1.1M
Grant

Founder Contacts

30,000+ verified contacts

AerospaceBiomass EnergyClean EnergyHardwareRenewable Energy

Arbor Energy is a clean power company that creates compact systems to generate clean, dependable electricity with zero emissions.

Los Angeles, United States
October 2025
$55.0M
Series A

Founder Contacts

30,000+ verified contacts

ChemicalRenewable Energy

RenewCO2 is a research company that develops processes for converting CO2 into polymers and chemicals.

Cranford, United States
August 2025
$4.2M
Seed

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergyGeothermal EnergyNuclearRenewable Energy

Terrestrial Energy is a developer of a reactor power plant technology to provide carbon-free energy for the global industry.

Oakville, Canada
July 2025
$25.8M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyIndustrial

Realta Fusion develops fusion energy technology for the production of industrial heat and power.

Madison, United States
May 2025
$36.0M
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)EnergyInternet of ThingsSoftware

Equiwatt is a digital platform enabling households to get paid for saving energy at peak times.

Newcastle Upon Tyne, United Kingdom
April 2025
$922K
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

BatteryManufacturingRenewable Energy

Mitra Chem is a lithium-ion battery material manufacturing company that innovates and commercializes iron-based cathode materials.

Mountain View, United States
March 2025
$15.6M
Series B

Founder Contacts

30,000+ verified contacts

Carbon CaptureClean EnergyCleanTechGreenTech

Capture6 is a direct air capture start-up leveraging its technology to support climate resilience and industrial decarbonization.

Berkeley, United States
March 2025
$27.5M
Series A

Founder Contacts

30,000+ verified contacts

EnergyRenewable EnergySolar

Tandem PV provides a unique opportunity for solar to reach new heights.

San Jose, United States
March 2025
$50.0M
Series A

Founder Contacts

30,000+ verified contacts

Advanced MaterialsClean EnergyConsumer ElectronicsElectric VehicleElectronicsEnergy EfficiencyMedical DeviceWireless

Resonant Link delivers the world's fastest and easiest to use wireless charging for medical devices, consumer electronics, and EVs.

South Burlington, United States
January 2025
$3.4M
Series A

Founder Contacts

30,000+ verified contacts

EnergyManufacturing

Jolt Energy develops and engineers industry-changing, sustainable energy-storage technologies.

Holland, United States
December 2024
$4.0M
Series A

Founder Contacts

30,000+ verified contacts

Electrical DistributionEnergy ManagementPower GridSolar

ConnectDER is a solar technology company developing meter collars to connect distributed energy resources to the home and the grid.

Philadelphia, United States
December 2024
$35.0M
Series D

Founder Contacts

30,000+ verified contacts

EnergyOil and GasPower Grid

RedoxBlox develops thermochemical energy storage for decarbonizing industrial processes.

San Diego, United States
October 2024
$30.0M
Series A

Founder Contacts

30,000+ verified contacts

EnergyEnvironmental ConsultingRenewable Energy

Sironix Renewables is a seed-stage company that develops environmentally friendly and safe chemicals.

Seattle, United States
October 2024
$3.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

EnergyManufacturingRenewable Energy

Verdagy enables the large-scale production of green hydrogen by innovating water electrolysis technology.

Moss Landing, United States
October 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryChemicalClean EnergyElectronicsFuel CellInformation TechnologyRenewable EnergyWaterWater Purification

Ionomr makes Aemion‚Ñ¢ & Pemion‚Ñ¢, next-gen ion-exchange materials for breakthrough clean technology applications involving electrochemistry.

Vancouver, Canada
October 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

BatteryEnergy StorageManufacturing

24M Technologies develops energy storage systems for grid and transportation applications.

Cambridge, United States
September 2024
$87.0M
Series H

Founder Contacts

30,000+ verified contacts

EnergyManufacturingRenewable EnergySolar

Swift Solar designs and manufactures photovoltaic cells that are lightweight and more flexible than conventional panels.

San Carlos, United States
June 2024
$27.0M
Series A

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyEnergy Management

Xcimer Energy is an inertial fusion company offering laser-driven fusion to provide cheap, abundant, and carbon-free energy.

Denver, United States
June 2024
$100.0M
Series A

Founder Contacts

30,000+ verified contacts

Energy

Low-cost electrolyzer hardware.

San Carlos, United States
March 2024
$20.0M
Series A

Founder Contacts

30,000+ verified contacts

Clean EnergyConsumer ElectronicsElectronics

Gradient's mission is to cool the world by transforming every home to be more comfortable and healthy for the people who inhabit it.

San Francisco, United States
February 2024
$9.5M
Series A

Founder Contacts

30,000+ verified contacts

ChemicalCleanTechEnergy StorageSustainability

OCOchem develops technology that electrochemically converts CO2 into Green Formic, a platform chemical

Richland, United States
October 2023
$5.0M
Seed

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBatteryChemicalElectric VehicleEnergy StorageRenewable Energy

Ampcera focuses on the development and commercialization of solid-state electrolyte and battery technologies.

Milpitas, United States
March 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyManufacturingSustainability

Ndustrial offers analytical engines that help businesses control production, improve energy efficiency, and eliminate waste.

Raleigh, United States
January 2025
Corporate Round

Founder Contacts

30,000+ verified contacts

BatteryChemicalEnergy StorageManufacturing

4th State Energies is a company that produces additives enabling immediate improvement in battery performance.

Riverside, United States
January 2024
$200K
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnvironmental Engineering

Novoreach Technologies develops innovative material solutions for clean energy and environment applications.

Midland, United States
January 2022
$200K
Grant

Founder Contacts

30,000+ verified contacts

BatteryElectric VehicleEnergyEnergy StorageRenewable Energy

Solid Power is a developer of all-solid-state battery cells that provide enhancements over traditional lithium-ion batteries.

Louisville, United States
January 2026
$130.0M
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

BiofuelEnergyFuel

Alder Renewables develops renewable crude oil and sustainable biofuels from biomass feedstocks.

Louisville, United States
January 2023
$2.0M
Grant

Founder Contacts

30,000+ verified contacts

EnergyNanotechnologyOil and Gas

ReactWell provides advanced technology services and products for organizations in the energy, chemical, O&G, and petrochemical industry.

New Orleans, United States
December 2021
$1.8M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyGreenTechHydroelectricManufacturingRenewable Energy

Littoral Power Systems designs, manufactures, and installs distributed power systems.

New Bedford, United States
January 2022
$4.0M
Grant

Founder Contacts

30,000+ verified contacts

ComputerEnergyRenewable EnergySolar

NeoVolta is a developer of smart residential energy storage solutions.

Poway, United States
January 2026
$10.0M
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

ConstructionEnergyOil and Gas

Convergent Energy + Power is a technology-neutral energy storage asset developer

New York, United States
December 2025
Debt Financing

Founder Contacts

30,000+ verified contacts

ElectronicsEnergyEnergy Storage

Marel Power Solutions develops modular power sub-systems.

Plymouth, United States
December 2024
$50K
Grant

Founder Contacts

30,000+ verified contacts

Charging InfrastructureEnergy

Resilient Power Systems provides power converters such as DCFC supercharging stations in a box and renewable H2 energy power converters.

Atlanta, United States
December 2024
$1.5M
Grant

Founder Contacts

30,000+ verified contacts

EnergyIndustrialRenewable EnergySolar

Heliogen is a renewable energy technology company unlocking the power of sunlight to replace fossil fuels.

Pasadena, United States
December 2021
$165.0M
Post-IPO Equity

Founder Contacts

30,000+ verified contacts

Clean EnergyCleanTechEnergyPower Grid

Creating innovative generator solutions that enable clean, flexible, and affordable electricity production.

Cedar Park, United States
December 2024
$6.0M
Grant

Founder Contacts

30,000+ verified contacts

EnergyProcurementRenewable EnergySolar

Qcells is a solar and storage development, construction, and operations firm.

Irvine, United States
December 2024
$1.4B
Debt Financing

Founder Contacts

30,000+ verified contacts

Clean EnergyRenewable EnergyWind Energy

Triton Anchor offers a new level of anchoring for floating renewable energy solutions.

Chelmsford, United States
December 2024
$3.5M
Grant

Founder Contacts

30,000+ verified contacts

Carbon CaptureChemical EngineeringOil and GasRenewable Energy

Susteon to develop a direct air capture (DAC) technology for capturing and converting carbon dioxide directly.

Cary, United States
December 2023
$200K
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyConstructionEnergy StorageRenewable Energy

Sperra provides concrete solutions for renewable energy.

Boulder, United States
December 2025
Grant

Founder Contacts

30,000+ verified contacts

BatteryEnergy StorageNanotechnology

COnovate is a startup that develops lithium-ion battery parts made from a graphene monoxide that boosts the energy storage capacity.

Milwaukee, United States
December 2024
$1.0M
Grant

Founder Contacts

30,000+ verified contacts

Renewable Energy

Relevate Power restores local dams, preserving history and enhancing clean energy.

New York, United States
November 2024
$4.9M
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnergy ManagementOil and GasSoftware

Envana Software Solutions provides digital greenhouse gas emissions management and carbon accounting software-as-a-service products.

Houston, United States
January 2025
$5.2M
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnvironmental ConsultingOil and GasRenewable EnergySustainability

Marin Clean Energy is an energy-based firm that offers renewable local electricity services by reducing greenhouse emissions.

San Rafael, United States
November 2023
$1.0M
Grant

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyMiningMining TechnologyRenewable Energy

Eden is the leader in natural resource recovery. They break rocks with electricity to increase subsurface permeability.

Somerville, United States
January 2025
Non-equity Assistance

Founder Contacts

30,000+ verified contacts

EnergyEnergy StorageRenewable Energy

Imagen Energy offers a compact integrated modular inverter/energy storage system.

Milwaukee, United States
November 2022
$12.0M
Grant

Founder Contacts

30,000+ verified contacts

CleanTechEnergyEnvironmental ConsultingRenewable Energy

Transitional Energy brings geothermal technology to the oil and gas industry to generate clean, baseload power from heat waste.

Aurora, United States
January 2022
$2.5M
Grant

Founder Contacts

30,000+ verified contacts

ManufacturingRenewable EnergySolar

Silfab Solar is a photovoltaic module manufacturing company that produces solar panels for commercial and utility applications.

Mississauga, Canada
November 2024
$50.0M
Private Equity

Founder Contacts

30,000+ verified contacts

Advanced MaterialsEnergyEnergy StorageHardwareManufacturingNanotechnology

Nanoramic Laboratories is a an energy storage and advanced materials company that provides an electrode solution.

Woburn, United States
November 2025
$54.0M
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

AutomotiveElectronicsEnergyEnergy StorageManufacturingRenewable EnergySemiconductor

Titan Advanced Energy Solutions is a provider of ultrasound-based battery management solutions

Salem, United States
November 2021
$33.0M
Series B

Founder Contacts

30,000+ verified contacts

Advanced MaterialsBuilding MaterialConstructionRenewable Energy

C-Crete Technologies is a technology development company building and commercializing technological paradigm shifts of the future.

San Leandro, United States
October 2024
$10.4M
Grant

Founder Contacts

30,000+ verified contacts

Power GridRenewable Energy

American Ag Energy is a dynamic company improves the interrelated food and energy networks.

Cambridge, United States
October 2023
$3.7M
Grant

Founder Contacts

30,000+ verified contacts

EnergyOil and Gas

Wabash Valley Resources develops innovative and effective solutions to manufacture, store, and deliver hydrogen energy worldwide.

West Terre Haute, United States
October 2025
$1.5B
Debt Financing

Founder Contacts

30,000+ verified contacts

Geothermal Energy

Mazama Energy is a geothermal operator and development firm committed to developing new techniques and technology for removing heat.

Seattle, United States
October 2025
$36.0M
Series A

Founder Contacts

30,000+ verified contacts

Big DataClean EnergyCleanTechCreditEnergy EfficiencyFinTechInsuranceRenewable EnergyRisk ManagementSoftware

Energetic Capital provides renewable energy financing services for commercial and industrial projects.

Boston, United States
October 2024
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Renewable EnergySoftware

Sparkz is a renewable energy company that develops electrochemical energy storage solutions.

Knoxville, United States
October 2024
$9.8M
Grant

Founder Contacts

30,000+ verified contacts

BatteryManufacturingRenewable EnergySemiconductor

Anovion Battery Materials produces synthetic graphite materials.

Chicago, United States
October 2022
$117.0M
Grant

Founder Contacts

30,000+ verified contacts

EnergyEnergy StorageRenewable Energy

Clean Flexible Energy is a renewable energy company that focuses on the projects to accelerate the transition to renewable energy.

San Juan, Puerto Rico
October 2024
$861.3M
Debt Financing

Founder Contacts

30,000+ verified contacts

EnergyEnergy EfficiencyRenewable Energy

Koloma is a geologic hydrogen company that leverages technology and data to identify and commercialize geologic hydrogen resources.

Denver, United States
October 2024
$50.0M
Series B

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyEnergy EfficiencyHome ServicesRenewable Energy

Zero Homes is a technology company that develops an end-to-end digital platform that supports homeowners and contractors.

Denver, United States
February 2026
$16.9M
Series A

Founder Contacts

30,000+ verified contacts

Clean EnergyEnergyNuclear

Stellarator technology to transform energy markets with fusion power.

Oak Ridge, United States
January 2026
$87.0M
Convertible Note

Founder Contacts

30,000+ verified contacts

EnergyPower Grid

Inlyte Energy is a company that creates grid storage batteries.

Berkeley, United States
September 2025
Grant

Founder Contacts

30,000+ verified contacts

BatteryChemical EngineeringElectric VehicleEnergy StorageNanotechnology

Group14 Technologies is a commercial manufacturer and supplier of advanced silicon battery technology.

Woodinville, United States
August 2025
$463.0M
Series D

Founder Contacts

30,000+ verified contacts

EnergyEnergy StoragePower Grid

Nostromo Energy designed a water-based energy storage system that is challenging the current BTM energy storage landscape.

Shedema, Israel
December 2024
$305.5M
Debt Financing

Founder Contacts

30,000+ verified contacts

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