Skip to main content
Back to Investors

US Department of Energy Portfolio Companies

Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.

Last updated: July 2026

US Department of Energy Investment Overview

Portfolio Companies
434
Total Invested
$17.3B
Average Investment
$74.7M

US Department of Energy's Most Recent Investments (2020+)

Company NameFoundedFunding StageAmountCity
GlycoSurf, Inc.2024Grant$206KSalt Lake City
RadiaSoft2024Grant$206KBoulder
Verinomics2024Grant$250KNew Haven
Nikira Labs2024Grant$257KMountain View
AirMettle2024Grant$207KHouston
Cinco Research2024Grant$250KElizabethton
Savengy2023Grant$200KOrlando
Susteon2023Grant$200KCary
Element Energy2023Series B$73.0MMenlo Park
Marin Clean Energy2023Grant$1.0MSan Rafael

Complete List of US Department of Energy Portfolio Companies (434)

Export
#CompanyStageAmountLocation
351GlycoSurf, Inc.Grant$206KSalt Lake City, United States
352RadiaSoftGrant$206KBoulder, United States
353VerinomicsGrant$250KNew Haven, United States
354Nikira LabsGrant$257KMountain View, United States
355AirMettleGrant$207KHouston, United States
356Cinco ResearchGrant$250KElizabethton, United States
357SavengyGrant$200KOrlando, United States
358SusteonGrant$200KCary, United States
359Element EnergySeries B$73.0MMenlo Park, United States
360Marin Clean EnergyGrant$1.0MSan Rafael, United States
Manufacturing

Manufacturer of Green Surfactants and Specialty Chemicals.

Salt Lake City, United States
January 2024
$206K
Grant

Founder Contacts

19,000+ verified contacts

Artificial Intelligence (AI)Cloud ComputingMachine LearningOpen SourceProduct ResearchSoftware

RadiaSoft is a R&D company that provides software development, COMSOL, science consulting and machine learning services.

Boulder, United States
January 2024
$206K
Grant

Founder Contacts

19,000+ verified contacts

AnalyticsBiotechnologyConsulting

Verinomics is a consultancy that offers data analysis, genomic and computational services for product development and trait discovery.

New Haven, United States
January 2024
$250K
Grant

Founder Contacts

19,000+ verified contacts

IndustrialSensorTest and Measurement

Nikira Labs provides natural gas leak detectors, computational microscopy and visibility sensors.

Mountain View, United States
January 2024
$257K
Grant

Founder Contacts

19,000+ verified contacts

AnalyticsCloud StorageSoftware

AirMettle develops a real-time smart data lake solution that simplifies big data analytics and accelerates processing.

Houston, United States
January 2024
$207K
Grant

Founder Contacts

19,000+ verified contacts

ConsultingManufacturingService Industry

Cinco Research focuses on research & development in the defense, energy, and environmental industries.

Elizabethton, United States
January 2024
$250K
Grant

Founder Contacts

19,000+ verified contacts

Environmental EngineeringWaste ManagementWater

Savengy Technologies develops and delivers solutions for the thermal desalination and distillation industries.

Orlando, United States
December 2023
$200K
Grant

Founder Contacts

19,000+ 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

19,000+ verified contacts

BatteryManufacturingRenewable EnergySemiconductor

Element Energy is a startup with technology that significantly improves the performance, reliability and cost of large battery packs.

Menlo Park, United States
November 2023
$73.0M
Series B

Founder Contacts

19,000+ 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

19,000+ verified contacts

Computer

Upstream Tech conserving freshwater by powering informed water market transactions.

Alameda, United States
October 2023
Private Equity

Founder Contacts

19,000+ 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

19,000+ verified contacts

BrewingFood and BeverageFood ProcessingRestaurantsWine And Spirits

Trillium Brewing is a company that provides a wide range of wine, beer, and food with a good ambiance.

Canton, United States
October 2023
$445K
Grant

Founder Contacts

19,000+ verified contacts

Industrial ManufacturingManufacturingSemiconductor

HTSI goal is to construct manufacturing facility for high-volume production of ReBCO HTS wire to satisfy the demands of fusion customers.

Santa Barbara, United States
October 2023
$5.0M
Grant

Founder Contacts

19,000+ verified contacts

3D PrintingAdvanced MaterialsHardwareRobotics

Orbital Composites specializes in the fields of 3D printing, Composites, robotics automation, and carbon fiber.

Campbell, United States
September 2023
$2.0M
Grant

Founder Contacts

19,000+ 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

19,000+ 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

19,000+ 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

19,000+ verified contacts

Artificial Intelligence (AI)ElectronicsNanotechnology

Iris Light Technologies is an electronic company that empowers the cloud through breakthrough on-chip laser technology.

Chicago, United States
September 2023
$120K
Seed

Founder Contacts

19,000+ verified contacts

CleanTechEnergyRenewable Energy

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

Waterbury, United States
August 2023
$943K
Seed

Founder Contacts

19,000+ 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

19,000+ verified contacts

Artificial Intelligence (AI)Cyber SecurityNetwork Security

Alerts, events, and logs, RULE-LESS correlation & contextualization made instant, scalable, & explainable, right in your SIEM/SOAR.

San Francisco, United States
August 2023
Non Equity Assistance

Founder Contacts

19,000+ verified contacts

Advanced Materials

Nanoionix develops engineered materials that protect the environment and enhance our quality of life.

Farmington, United States
July 2023
$200K
Grant

Founder Contacts

19,000+ verified contacts

ChemicalMarket ResearchSustainability

Aqueous Resources is a subsidary of alchemist minning.

Denver, United States
July 2023
$1.3M
Grant

Founder Contacts

19,000+ verified contacts

ManufacturingProduct DesignTest and Measurement

Tiptek manufactures probes for manuplate and analysing nanoscale objects.

Savoy, United States
July 2023
Grant

Founder Contacts

19,000+ verified contacts

Showing 351-375 of 434 portfolio companies

Frequently Asked Questions About US Department of Energy

How many companies has US Department of Energy invested in?

US Department of Energy has invested in 434 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.

What industries does US Department of Energy invest in?

US Department of Energy's top investment sectors include Renewable Energy, Manufacturing, Energy, Artificial Intelligence (AI), Software. The firm invests across 53 different industry categories.

What is US Department of Energy's largest investment?

Among tracked funding rounds, ICE Thermal Harvesting received $150.0M in a Debt Financing round. US Department of Energy's total known invested capital is $17.3B.

What is the average investment size for US Department of Energy?

US Department of Energy's average investment size is $74.7M across its portfolio of 434 companies.

What are US Department of Energy's most recent investments?

Recent US Department of Energy portfolio additions include GlycoSurf, Inc., RadiaSoft, Verinomics, Nikira Labs, AirMettle. These companies were founded in 2020 or later.

Explore Other Top Investors

Discover portfolio companies of other leading venture capital firms and investors.

View All Investors