Department of Energy

Aerosol Devices manufactures aerosol particle sampling devices using condensation growth tube technology for bioaerosol and chemical particle collection across the 5 nanometer to 10 micron size range.

BiotechDeep TechHardwareHealthtechFort Collins, US

Dr. Susanne HeringPat KeadyDr. Ping Chen(President)

Payment processing portal for businesses to accept and manage transactions.

Advanced ManufacturingDeep TechDefense TechFintechHardwareBoston, US

Agnitron is a materials science company specializing in the development of gallium oxide (Ga2O3) epitaxial growth technologies and related semiconductor devices.

Advanced ManufacturingDeep TechHardwareNew MaterialsSemiconductorsChanhassen, US

Andrei OsinskyFikadu Alema

Air Dynamics designs and manufactures custom industrial air and particle control systems for manufacturing facilities, addressing dust collection, air purification, and process air management.

Advanced ManufacturingCleantechEnterprise SoftwareHardwareYork, US

Akonni Biosystems is a molecular diagnostics company that develops, manufactures, and sells integrated diagnostic systems along with nucleic acid sample preparation products.

BiotechFredrick, US

Charles Daitch(Executive Officer, Director)JDJon Davis(Executive Officer)inGeorge Rudy(Executive Officer)JRJennifer Reynolds(Executive Officer)inDarrell Chandler(Executive Officer)

BoardTom McMahon(Director)

Akron PolyEnergy (APE) develops and commercializes polymer-based materials and solutions for energy applications such as energy storage, transmission, and emerging energy products.

CleantechEnergyNew Materials

AASC develops electric propulsion systems for satellites that generate thrust by ionizing solid metallic puck fuel (its Metal Pulsed Thruster), avoiding fluids, tanks and heaters.

Deep TechHardwareSpace Tech

Alchemr develops industrial-scale water electrolyzers that operate with intermittent power sources and do not rely on precious metals, aiming to produce low-cost green hydrogen.

CleantechClimate TechEnergy

Algenesis develops plant-based, biodegradable polyurethanes intended to replace petroleum-based materials across manufacturing applications.

Circular EconomyCleantechNew Materials

Co-investorsBABand of AngelsSWSwan Venture FundCICirculate CapitalFIFirst Bight Ventures

Alitheon's FeaturePrint is an optical-AI technology that identifies and authenticates individual physical items by analyzing their inherent surface features without requiring labels, barcodes, or tags.

AI & Machine LearningBellevue, US

DRDavid Ross(Executive Officer, Director)inRGRoei Ganzarski(Executive Officer, Director)RGRoei G.inScot Land(Executive Officer, Director, Promoter)

BoardMBMarcus Behrendt(Director)inRoss Collins(Director)

Co-investorsBMBMW i VenturesEMEmerald Technology Ventures AgIPIPD CapitalSHShasta Ventures

ALL Power Labs designs and manufactures biomass gasification systems and containerized energy solutions that convert forestry and agricultural waste into power, heat, and biochar for communities and rural areas.

Circular EconomyCleantechClimate TechEnergyHardwareBerkeley, US

Jim Mason(Gasification expert)Bear Kaufmann(Executive Officer)inAlejandro Abalos(Executive Officer)in

BoardTom Dinwoodie(Solar innovator)Dr. Dan Kammen(Energy pioneer)

Alphacore designs custom analog mixed-signal semiconductors, reconfigurable data converters, imaging systems, and power management ICs for specialized applications.

CybersecurityDeep TechDefense TechHardwareMedical DevicesSemiconductorsArizona, US

Esko Mikkola(Distinguished Engineer)Phaneendra BikkinaAndrew Levy(VP)Esen SalcinMarek TurowskiDave Johnson(Vice President of Operations)

AlphaSTAR is an aerospace technology company led by experienced scientists and executives.

Advanced ManufacturingDeep TechSaaSIrvine, US

Dr. Baid(Chief Scientist)Ms. Matin(CEO + President)

AltaRock Energy (ARE) develops drilling technology for super-hot rock (SHR) geothermal energy, aiming to make geothermal power viable in more locations.

CleantechDeep TechEnergySeattle, US

SPSusan Petty(Executive Officer, Director)in

BoardSamir Kaul(Director)Joe Lacob(Director)Donald O'Shei(Director)

Altex develops combustion, thermal management, and fuels processing technologies for power systems including fuel cells, gas turbines, and biomass conversion systems.

CleantechClimate TechDeep TechEnergySan Jose, US

Altisora develops advanced materials and specialty products for construction, including high-strength adhesives, acoustic solutions, insulation products, and coatings for industrial applications.

Advanced ManufacturingCircular EconomyConstruction TechNew Materials

Jan Beetge(CEO)C. Michael Smith(Chief Engineering Fellow)

American Lithium Energy manufactures battery cells with advanced safety features, designed for high-performance and defense applications.

Advanced ManufacturingEnergyHardwareNew MaterialsSan Diego, US

Dr. Jiang Fan(Founder & President)

Amphys Tech manufactures atomically smooth surfaces designed as substrates for advanced x-ray and neutron supermirrors, primarily serving research institutions and scientific facilities.

AI & Machine LearningDeep TechHardwareNew Materials

David Swenson(Founder and CEO)

American Semiconductor develops and manufactures ultra-thin chip technology, including its Semiconductor-on-Polymer (SoP) wafer level chip scale packaging for thin-device applications such as chip-on-flex and multi-chip packaging.

Advanced ManufacturingDeep TechHardwareSemiconductorsBoise, US

Lorelli Dana Hackler(CFO/Secretary/Treasurer)Douglas Ray Hackler(Chairman/President/CEO)Tim L Haney(Director)Thomas P Jensen(Director)Kelly A Fuller(Director)

AMSC designs and deploys power control systems for renewable energy and electrical grid modernization, serving utilities and renewable energy operators globally.

Advanced ManufacturingCleantechClimate TechEnergyHardware

Daniel P. McGahn(President, Chief Executive Officer and Chairman)

American Ecotech provides air quality monitoring systems and related services including instrument design, data acquisition, and system integration for environmental monitoring projects.

CleantechClimate TechData & InfrastructureEnterprise SoftwareHardwareIoTRhode Island, US

Amethyst Research designs and manufactures infrared detectors and emitters for government and commercial applications, offering custom solutions from materials growth through device prototyping.

Deep TechDefense TechHardwareSemiconductorsNot specified, US

Ampcera develops scalable, low-cost solid electrolyte materials and solid-state battery technology for next-generation energy storage, aiming for higher energy density, faster charging, and improved safety over lithium-ion systems.

CleantechEnergyNew MaterialsMilpitas, US

Hui Du(Co-founder, CEO/CTO)inSZSumin Zhu(Executive Officer, Director)inInwan Sohn(Director)Alan Zhan-Sheng Lin(Director)

Anactisis develops solvent-free separation systems to extract critical materials like titanium, rare elements, and other valuable resources from industrial waste streams and by-products.

Circular EconomyCleantechDeep TechNew Materials

Anadyne designs and manufactures analog amplifier integrated circuits (ICs) for high-reliability applications, including logarithmic amplifiers and operational amplifiers with ultra-low noise performance.

Deep TechDefense TechHardwareSemiconductorsSanta Cruz, US

AMS provides electromagnetic compatibility (EMC) design reviews and EMI/RFI site surveys to help manufacturers assess and mitigate electromagnetic interference risks during equipment upgrades and wireless device implementation.

Advanced ManufacturingDeep TechEnergyEnterprise SoftwareHardware

Analytical Instrument Systems (AIS, Inc.) designs and supplies voltammetric electrochemical instruments for analyzing environmental conditions in extreme settings, from deep oceans to polar regions.

CleantechClimate TechHardware

AMA is an engineering and science consulting firm that solves complex problems for government and commercial organizations using engineering, mathematics, information technology, and visualization capabilities.

Deep TechDefense TechEnterprise SoftwareSaaSSpace TechHampton, US

Joe Poist(Chief Executive Officer)Dave Bose(Chief Engineer)Sanjay Gowda(Chief AI & Innovation Officer)Anoop Mehta(Chief Strategist)Dr. Mauricio Peredo(Chief Scientist)

Anasphere develops atmospheric instrumentation and sensors for airborne and balloon-based platforms, serving research institutions and government agencies in meteorological and aerospace applications.

Advanced ManufacturingDeep TechHardwareIoTLogan, US

Dr. John Bognar

Antares Group (operating as Stark Tech) provides clean energy consulting and owner's engineering services for solar projects, covering site development, land acquisition, interconnection, design, and feasibility analysis.

CleantechClimate TechEnergy

Anthro Energy develops advanced electrolytes and high-performance battery cells to improve energy density, safety, and form factor in battery technology.

Deep TechEnergyHardwareNew MaterialsSan Jose, US

DMDavid Mackanic(Co-Founder & CEO)inJoe Papp(Co-Founder & CTO)in

Co-investorsAMAmino CapitalCOCollaborative FundDODorm RoomUNUnion Square Ventures (USV)VOVoyager PartnersENEnergy Revolution Ventures+2 more

Apogee Semiconductors manufactures radiation-hardened semiconductor components including flip-flops, latches, and shift registers designed for space and defense systems.

Defense TechSemiconductorsSpace TechPlano, US

Mark Hamlyn(Co-founder & General Manager Product Line)

Applied Engineering Concepts, Incorporated is an engineering services company providing wireless communications and signals processing solutions to the U.S.

Deep TechDefense TechHardware

Jeff Clements(Founder & President)

Applied Minerals is a vertically integrated producer of halloysite clay, supplying commercially consistent product grades tailored to customer performance objectives.

Advanced ManufacturingNew MaterialsBrooklyn, US

John Levy(Director)William Gleeson(Executive Officer)Christopher Carney(Executive Officer)Mario Concha(Director)Andre Zeitoun(Executive Officer, Director)Robert Betz(Director)

Applied Nanotech develops nano-materials and processes—including printable conductive metallic inks, high-fidelity solders, and water-based graphene carbon stripper foils—for OEM and government customers in microelectronics manufacturing, defense, quantum computing, high-energy physics, and nuclear energy.

Deep TechNew MaterialsSemiconductorsAustin, US

Applied Power Systems designs and manufactures power conversion systems, power supplies, inverters, and thermal management solutions for high-power semiconductors.

Advanced ManufacturingEnergyHardware

Applied Spectra, Inc.

Advanced ManufacturingCleantechDeep TechHardwareWest Sacramento, US

Richard E. Russo(Founder)Jong Yoo(Executive Officer)

ATC is a minority-owned company providing materials engineering services for the power generation and energy industries, including wear- and corrosion-resistant coatings (thermal spray, diffusion chromizing), heat treatment of advanced pressure-part alloys, and metallurgical lab testing.

Advanced ManufacturingEnergyNew Materials

Mr. Grant(Owner/Operator)

ATFI develops high-temperature surface engineering materials and coatings based on its Cerablak technology, a nanocomposite of carbon in aluminophosphate glass stable above 1400°C.

CleantechDeep TechNew Materials

Aquanis is an environmental organization focused on water pollution prevention through research, community engagement, and policy advocacy.

CleantechClimate TechImpact & Social GoodMedia & Entertainment

AquaNRG develops screening, diagnostic, and predictive models for subsurface geoenergy and environmental applications, combining geochemistry, microbiology, and physics with AI and cloud high-performance computing.

AI & Machine LearningClimate TechEnergy

Aquila Group provides specialized solutions and research & development services, including asset protection, military and medical dosimetry, international safeguards, and manufacturing prototyping.

Advanced ManufacturingCloud ComputingCybersecurityDeep TechDefense TechEnterprise SoftwareHardwareAlbuquerque, US

Judy Beckes Talcott(President)Steve Kadner(Executive Vice President)Mike White(Vice President)Markku Koskelo(Chief Scientist)Mike Moran(Operations Manager)Aaron Jaramillo(Vice President of Business Development)

Aqwest develops photonics, thermal management, and energy efficiency technologies for government and defense organizations.

Advanced ManufacturingDeep TechDefense TechEnergyHardware

Arbor develops advanced lithium-ion battery technology offering sub-10-minute charging, higher energy density, and improved cold-temperature performance, designed to integrate into existing manufacturing lines.

CleantechEnergyNew Materials

ARES Security develops enterprise physical security software including the AVERT platform for security design, assessment, command and control, and situational management.

CybersecurityDeep TechDefense TechEnterprise SoftwareSaaSVienna, US

Areté develops geospatial intelligence and sensing solutions for space-based and satellite applications, with deep learning and analytics capabilities serving national security and safety missions.

Deep TechDefense TechHardwareSpace Tech

ARM Automation provides robotic assembly, quality control automation, and system design services for consumer products manufacturers seeking to improve production efficiency and regulatory compliance.

Advanced ManufacturingEnterprise SoftwareHardwareRoboticsAustin, US

Boulder, US

CKChristoph Keplinger(Director)Eric Acome(Executive Officer, Director)inTMTimothy Morrissey(Executive Officer, Director)

Co-investorsHEHeroic Ventures

Artium manufactures scientific measurement instruments including particle imaging probes and inkjet droplet measurement systems for research and industrial applications.

Advanced ManufacturingClimate TechDeep TechEnergyHardwareSunnyvale, US

William D. Bachalo(President & CEO)

Arva Intelligence runs agricultural sustainability and carbon programs, paying farmers, their advisors, and member co-ops for regenerative practices that sequester carbon.

AgTechClimate TechImpact & Social Good

Arzeda designs proteins and metabolic pathways using computational tools, including its Archytas protein design software and Scylax metabolic pathway design software.

AI & Machine LearningBiotechDeep TechFoodTechNew MaterialsSeattle, US

AZAlexandre Zanghellini(Co-Founder & Chief Executive Officer)inEAEric Althoff(Executive Officer, Director, Promoter)inDBDavid BakerBBBill Baum(Director)inAndrew Ban(Executive Officer)Daniela Grabs(Executive Officer)

Co-investorsCICirculate CapitalSOSofinnova PartnersSUSustainable Conversion VenturesCOContinental Grain CompanyFAFall Line CapitalLELewis & Clark AgriFood+2 more

Ashwin-Ushas develops advanced materials and electrochromic technologies for defense, aerospace, and environmental applications, serving U.S. government agencies and major defense contractors.

Deep TechDefense TechNew MaterialsSpace Tech

APFL Technology develops synthetic biology methods to improve crop yield and agricultural traits through selective gene amplification and reduction in crops like rice, corn, and wheat.

AgTechBiotechClimate TechBerkeley, US

Plant science and technology-transfer teams at Lawrence Berkeley National Laboratory

Architecture Technology Corporation (ATCorp) develops advanced engineering solutions for complex systems, with expertise in next-generation networking, cybersecurity, airspace traffic modeling, and high-performance computing.

CybersecurityDeep TechDefense TechDeveloper ToolsEdTechMinneapolis, US

Building scalable quantum computers with reduced complexity and cost to reach error correction at scale.

Cambridge, US

BKBharath Kannan(Executive Officer)inSGSimon Gustavsson(Director)in

Co-investorsBLBlindspot Ventures Management CoCHChalmers Ventures ABMAMassVenturesNENeotribe VenturesTHThe E14 FundTHThe Engine Ventures+3 more

Kipp & Zonen manufactures precision pyranometers for measuring solar irradiance in photovoltaic system monitoring, meteorological networks, and climate research.

CleantechClimate TechEnergyHardware

Co-investorsCECentral Texas Angel Network

Automat Solutions manufactures battery electrolytes and operates an AI-robotic platform for accelerating battery material discovery and optimization.

Advanced ManufacturingAI & Machine LearningDeep TechEnergyNew MaterialsSan Leandro, US

Patrick Poon(Co Founder)

Co-investorsTSTSVC

Berkeley, US

Bruce Wootton(Executive Officer, Director)Francesco Borrelli(Executive Officer)Santosh Alexander(Executive Officer, Director)

Avium develops catalysts, coating technologies, and stack designs to improve the efficiency, reliability, and cost of alkaline electrolyzers used for hydrogen production.

CleantechDeep TechEnergy

Ayar Labs develops co-packaged optics (CPO) technology for AI infrastructure, enabling optical connectivity between thousands of GPUs across data center racks.

AI & Machine LearningDeep TechHardwareSemiconductorsSan Jose, US

MWMark Wade(Founder & CEO)in

Co-investorsNVNVIDIAALAlumni VenturesBABasecamp FundBEBerkeley FrontierBLBlue Bear VenturesCACastor Ventures+18 more

Azavea develops cloud-native geospatial software and distributed systems for clients across public, private, and non-profit sectors.

AI & Machine LearningClimate TechCloud ComputingData & Infrastructure

BST Systems designs and manufactures high-energy alkaline electrochemical cells and batteries, specializing in rechargeable silver-zinc chemistry with expanding focus on lithium-ion and other battery chemistries.

Advanced ManufacturingDefense TechEnergyHardware

Barber-Nichols designs and manufactures turbomachinery solutions for aerospace, cryogenics, military defense, energy, and transportation applications.

Advanced ManufacturingDeep TechDefense TechEnergyHardwareSpace TechArvada, US

Mike Dixon(General Manager)Ben Hellwarth(Sales Engineering Manager)Matt Johnson(Director of Operations)Myles Lewis(Director of Business Process Automation)Trang Pham(Controller)Tyler Shaw(IT Manager)

Barron Associates develops human interface technologies using motion tracking, gesture recognition, and haptics to serve people with disabilities and specialized users such as astronauts.

AI & Machine LearningDeep TechDeveloper ToolsHardwareHealthtechRobotics

Bascom Hunter is a defense contractor that designs and manufactures airborne, ground, maritime, and integrated mission systems for military and government applications.

Defense TechHardwareSemiconductorsBaton Rouge, US

Matthew Murbach(Cofounder)

BEAM Co. designs and manufactures optical components and photonics systems, including diffractive waveplates, beam steering systems, and optical characterization equipment for defense, aerospace, and industrial applications.

Deep TechDefense TechHardwareOrlando, US

Nelson Tabiryan(Co-founder)Boris Zeldovich(Co-founder)

BEM Controls is a software-only company offering WiseBldg, a building automation platform that lets building managers monitor and control HVAC, lighting, plug loads, solar/PV, and security devices from vendors like Google Nest, Belkin WeMo, and Philips Hue, and WiseGrid, an open-architecture grid management platform for utilities supporting transactive energy, demand response, and peer-to-peer energy trading.

CleantechEnergyIoT

Bergey manufactures small wind turbines for residential, agricultural, and small business applications.

CleantechEnergyHardwareNorman, US

Mike Bergey(President & CEO)Karl Bergey(Past Chairman & CEO)

EcoCatalytic develops hydrocarbon conversion technologies based on Chemical Looping Catalysis to produce commodity chemicals with lower costs and reduced greenhouse gas emissions.

CleantechClimate TechNew Materials

Bioenno Tech develops advanced power solutions, biomedical devices, and materials science technologies across divisions focused on portable power systems and lab-on-chip biomedical applications.

BiotechCleantechEnergyHardwareNew MaterialsSouthern California, US

BladeRunner Energy develops hydrokinetic renewable energy technology, including components and systems for clean electricity generation from water resources.

CleantechClimate TechEnergyHardware

MAMoriel Arango(Co-Founder, CEO and CTO)inMRMatt Ross(Co-Founder and COO)

Blueshift Optics develops organic glass scintillators for radiation detection, offering materials with neutron detection and gamma-ray discrimination for applications such as nuclear physics experiments.

Deep TechHardwareNew Materials

Bluestem Biosciences uses an industrial fermentation process with an engineered yeast strain to convert American corn into 3-hydroxypropionic acid (3-HP) and other platform chemicals, offering a domestic alternative to petroleum-based production.

BiotechCleantechNew MaterialsOmaha, US

Cameron RylanceinWilliam Hagstrom(Executive Officer, Director)

Co-investorsINInvest NebraskaZEZero Infinity Partners

BNNT Materials produces boron nitride nanotubes (also called white graphene nanotubes), strong and flexible nanoscale ceramic fibers for industrial applications.

Advanced ManufacturingDeep TechHardwareNew MaterialsNewport News, US

THTom Henneberg(Chief Executive Officer)inKevin C. Jordan(Chief Engineer)Michael W. Smith(Chief Scientist)R. Roy Whitney(President)

BoardJerrold L. Miller(Director)John R. Lawson II(Director)

Boston Applied Technologies Incorporated manufactures novel materials-based photonic and electronic devices, including OptoCeramic materials and light management components for telecommunications, instrumentation, imaging, and astronomical applications.

Deep TechHardwareNew MaterialsBoston, US

Key management and technical team formerly with Corning Applied Technologies

Boston Metal develops Molten Oxide Electrolysis (MOE), an electrified process for producing steel and other metals from a range of oxide feedstocks without direct emissions.

Advanced ManufacturingCleantechClimate TechNew MaterialsWoburn, US

DSDonald Sadoway(Co-founder (MIT professor))inAAAntoine Allanore(Co-founder (MIT professor))TCTadeu Carneiro(CEO)in

Co-investorsBRBreakthrough Energy VenturesCLClimate InvestmentPRPrelude VenturesINInternational Finance CorporationBMBMW i VenturesENEnergy Impact Partners+8 more

Boulder Environmental Sciences and Technology develops and fabricates microwave radiometers and passive microwave sensors for environmental observation, weather forecasting, and climate monitoring.

Climate TechDeep TechHardwareSpace TechBoulder, US

Brains4Drones automates drone data collection and processing for field inspections, serving utility, vegetation management, and asset inspection teams.

AgTechAI & Machine LearningEnergyHardwareIoTRobotics

Brayton Energy is an R&D firm that designs, prototypes, and tests turbomachinery, gas turbine systems, heat exchangers, and combustion systems for sustainable energy production.

CleantechEnergyHardware

Brechtel manufactures specialized aerosol measurement instrumentation for scientific research, including aircraft-deployable systems and portable devices used in climate and atmospheric studies.

Advanced ManufacturingClimate TechDeep TechHardwareFremont, US

Fred P. Brechtel(President and Founder)Fred Brechtel Sr.Fred Brechtel Jr.(CEO)Fred Sr.Fred Jr.(CEO)

BREK Electronics designs Silicon Carbide (SiC)-based power electronics using a composite architecture, producing high-efficiency, high-power-density systems such as solar string inverters and bi-directional EV chargers.

CleantechEnergyHardwareBroomfield, US

Suryakala Majeti(Executive Officer, Director)Robert Erickson(Power electronics expert (patented technology creator))Roger Bell(Executive Officer, Director)

Bridge12 Technologies develops high-frequency terahertz sources and magnetic resonance spectroscopy systems for scientific and medical applications, drawing expertise from MIT scientists in microwave technology and NMR/EPR/DNP systems.

Deep TechDefense TechHardwareMedical DevicesNew MaterialsCambridge, US

Dr. Jagadishwar Sirigiri(President and Chief Operating Officer)Darpan Gokharu(Vice President Finance and Administration)

Bridger Photonics develops Gas Mapping LiDAR technology and analytics to detect and measure methane emissions from oil and gas operations, helping operators reduce emissions, cut costs, and meet regulatory requirements.

Climate TechDeep TechEnergyBozeman, US

PRPete Roos(Co-founder, Chief Innovation Officer)in

Co-investorsNENext Frontier Capital

Brimrose develops custom spectrometers and optical instruments for scientific and space applications.

Advanced ManufacturingDeep TechHardwareSpace TechBaltimore, US

Ronald G Rosemeier(President & CEO)

Brimrose Technology develops hyperspectral imaging systems and related instrumentation, receiving substantial funding from U.S.

Deep TechDefense TechHardwareNew MaterialsSpace TechBaltimore, US

Dr. Ronald Rosemeier(Founder and CEO)Dr. Jolanta Soos(Chief Technology Officer)Dr. Sudhir Trivedi(Director of Research and Development)

Brookhaven Technology Group is a research and development company specializing in advanced energy technologies, pulsed power systems, and specialized imaging solutions, operating from the Stony Brook University campus.

Deep TechDefense TechEnergyHardwareNew MaterialsStony Brook, US

Vyacheslav Solovyov

Burch Energy is an energy engineering and design-build services firm that specializes in building energy efficiency and sustainable energy solutions for commercial and industrial customers.

CleantechClimate TechConstruction TechEnergyPortland, US

Brian Allbritton(Executive Director)David Burchfield

Busek develops and manufactures electric propulsion thrusters and power electronics for satellites used by military, government, and commercial space missions.

Deep TechDefense TechHardwareSpace TechNatick, US

Dr. Vlad Hruby(Founder)