Department of Energy — 2019 Investments
103 investments dated 2019 · listed companies and verified rows first · show all
Acellent Technologies develops Structural Health Monitoring (SHM) systems combining proprietary SMART Layer sensors, data-acquisition hardware, and diagnostic software with algorithms that detect damage, assess severity, and predict remaining usable life of structures.
Deep TechHardwareIoT
Advent Diamond designs and manufactures all-diamond semiconductor components, including discrete and integrated devices, using precision-doped diamond films and proprietary low-resistance ohmic contacts.
Deep TechHardwareSemiconductors
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
Milpitas, US
Inwan Sohn(Director)Hui Du(Executive Officer, Director)Sumin Zhu(Executive Officer, Director)Alan Zhan-Sheng Lin(Director)
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)
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
BladeRunner Energy develops hydrokinetic renewable energy technology, including components and systems for clean electricity generation from water resources.
CleantechClimate TechEnergyHardware
Moriel Arango(Co-Founder, CEO and CTO)Matt Ross(Co-Founder and COO)
EnergyBroomfield, US
Suryakala Majeti(Executive Officer, Director)Robert Erickson(Executive Officer, Director)Roger Bell(Executive Officer, Director)
C-Crete Technologies is a materials science company that makes cement-free, ultra-low or negative carbon concrete using natural rocks and industrial by-products as an alternative to Portland cement.
Climate TechConstruction TechNew Materials
Tempe, US
Mohammed Rafiqul Islam(Executive Officer)
Carbon Rivers develops composites recycling technology that reclaims glass fiber from end-of-life waste streams such as wind turbine blades, boat hulls, and travel trailers, converting it into high-quality glass fiber for reuse in automotive, aerospace, marine, and construction materials.
Circular EconomyCleantechNew Materials
Combustion Science & Engineering, Inc.
CleantechDeep TechEnergy
Composites Automation, LLC develops advanced composite materials and process technologies, including novel materials and automated composite processing solutions, serving industry and government partners.
Advanced ManufacturingDeep TechNew Materials
DynamiteLab (formerly PacketTotal, launched 2017) was a public PCAP analysis platform used by network and cybersecurity practitioners.
Cybersecurity
Element One develops patent-pending hydrogen leak detection technologies for use across hydrogen production, transport, and storage.
CleantechEnergyHardware
FarmAfield is an online investment platform that lets individuals buy fractional shares of real agricultural assets such as cattle lots and solar projects, tracking their holdings through a virtual farm dashboard.
AgTechFintechMarketplaces
Guidedwave develops ultrasonic guided wave technology and products for non-destructive testing (NDT) and structural health monitoring (SHM), including scanners, probes, hardware, and software for inspecting pipes, plates, storage tanks, and shells.
Advanced ManufacturingDeep TechHardwareState College, US
Advanced ManufacturingHamilton, US
KEVIN TRITZ(Executive Officer, Director)HOWARD YUH(Executive Officer, Director)
Princeton, US
YIGUANG JU(Executive Officer, Director)Jin Yi(Director)TAO FU(Executive Officer, Director)
hydroGEOPHYSICS (HGI) is a geophysical consulting firm offering 2D, 3D, and 4D geophysical surveys and monitoring for clients in environmental, engineering, groundwater, mining, oil & gas, and natural resource exploration.
Climate TechDeep TechEnergy
Innerspec Technologies develops non-destructive testing (NDT) instruments and systems using techniques such as Electro-Magnetic Acoustic Transducers (EMAT), Phased Array UT, Eddy Current, and laser measurement.
Advanced ManufacturingDeep TechHardware
Intellisense Systems designs and manufactures defense electronics and environmental monitoring systems, including meteorological/weather stations, avionics displays, and modular power management and distribution solutions.
Defense TechHardwareIoT
Jolt Energy Storage Technologies is a materials research firm developing a new class of electrochemically active organic compounds (branded PyCore) as an alternative to Li-ion and lead-acid chemistries for mobile and grid-scale energy storage.
CleantechEnergyNew MaterialsHolland, US
Thomas Guarr(Dr.)
L.Garde designs, develops, manufactures, and qualification-tests deployable space structures, solar sail propulsion systems, and inflatable/lightweight structures, along with related simulation and modeling services.
Deep TechHardwareSpace Tech
LiteBrake Tech develops patent-pending steel-clad aluminum (SCA) brake rotors for passenger cars and heavier vehicles such as pickup trucks and police vehicles, using an aluminum heat sink and slotted steel cladding to reduce weight, improve heat dissipation, and lower brake pad wear.
Advanced ManufacturingHardwareMobility & TransportationHancock, US
Los Angeles, US
Maxim Batalin(Executive Officer, Director)Aydogan Ozcan(Director)
BoardGilbert Hakim(Director)
Jordan Kearns(Founder)
Membrion develops electrochemical disinfection (ECD) solutions for wastewater treatment in critical industries, enabling water reuse and mineral recovery.
CleantechSeattle, US
Greg Newbloom(Executive Officer, Director)Thomas Mitchell(Executive Officer)Wayne Byrne(Executive Officer, Director)John Plaza(Executive Officer, Director)Phillip Pickett(Executive Officer, Director)
BoardNic Pannekeet(Director)
MiTeGen develops and sells tools, instruments, and reagents for crystallography, cryogenic electron microscopy, and cryo biology, covering workflows from sample preparation through data collection.
BiotechDeep TechHardware
NAECO is a manufacturer of electrical contact materials and custom build-to-print precision components, serving aerospace, electronics, and medical clients worldwide.
Advanced ManufacturingHardwareNew MaterialsAtlanta, US
Nikira Labs develops compact, sensitive gas analyzers and scientific instruments used for environmental applications such as air quality measurement, greenhouse gas monitoring, and industrial fence line emissions monitoring.
CleantechClimate TechHardware
Norwich Solar develops, designs, and builds distributed generation, community, and utility-scale solar projects (500 kW–5 MW), along with EV charging infrastructure, battery storage, microgrids, and virtual power plants.
NuCrypt develops quantum optical instrumentation that generates, manipulates, and detects photons, including equipment for automated quantum state tomography using gated single photon detectors and controllable polarization analyzers.
Deep TechHardwareQuantum Computing
datma builds a federated real-world data platform (datma.FED) that connects health system and molecular labs with pharmaceutical companies and researchers, letting labs monetize de-identified lab and biomarker data while retaining control over patient-level information.
BiotechData & InfrastructureDigital Health
Onboard provides a platform that unifies BACnet and Modbus device data across buildings, using AI to clean and label building and equipment data with Haystack and Google's DBO standards.
AI & Machine LearningIoTPropTech
Optimized Thermal Systems provides software for designing thermal systems, including its CoilDesigner product used for heat exchanger and coil design.
Advanced ManufacturingEnergySaaS
Phase Sensitive Innovations (PSI) designs, fabricates, and manufactures photonic devices — including high-speed photodiodes, Lithium Niobate phase modulators, and RF photonic systems — for integration into RF systems such as 5G wireless communication, RF-over-fiber, and phased array antennas.
Deep TechDefense TechHardware
Phase3 PV provides technical services to help clients design, assemble, transport, and install prefabricated solar-powered manufactured homes.
CleantechConstruction TechEnergy
Polaron Technologies (dba Polaron Analytics) is an SBA-certified 8(a) firm providing data analytics, computational modeling and simulation, and IT services including program management, cybersecurity, and training.
AI & Machine LearningData & InfrastructureGovTech
Pyran produces 1,5 PDO (pentanediol), a 5-carbon diol made from renewable agricultural feedstocks using a proprietary chemical process, as an alternative to petroleum-derived diols.
Advanced ManufacturingAgTechCleantechNew MaterialsMadison, US
KEVIN BARNETT(CTO and Secretary)MELVIN L LUETKENS JR.(Chief Executive Officer)
BoardPETER CHIDYLLO(Director)ANDREW SHAFER(Director)WILLIAM BANHOLZER(Director)THIERRY CASIEZ(Director)
Quality Switch designs and manufactures customized electrical switch solutions for the electrical industry, with expertise in switch applications for high current and high voltage.
Advanced ManufacturingEnergyHardware
Qualtech Systems (QSI) develops the TEAMS suite of software for diagnostics, guided troubleshooting, and remote health monitoring to reduce equipment downtime and service costs.
AI & Machine LearningDeep TechSaaS
Vista, US
Dennis Duncan Earl(Executive Officer, Director)Stanley Ellis(Executive Officer, Director, Promoter)
R-Display & Lighting (RDL) develops electronic materials for OLED displays and lighting, including high-efficiency blue emitter materials used as light sources in OLED panels.
Deep TechHardwareNew Materials
Robot Nose Corporation develops and manufactures gas-composition sensors designed to detect traces of toxic chemicals, pollutants, fuels, and biomarkers.
Deep TechHardware
Sealed Optics makes ruggedized extended-range ultra-high-vacuum (UHV) viewports with safety shields, offered in window materials such as calcium fluoride, magnesium fluoride, zinc selenide, and fused silica.
Deep TechHardwareNew Materials
Secmation develops AI-enabled RF and cyber/electronic-warfare analysis tools, a U.S.-developed trusted execution environment for embedded security, and digital-engineering pipelines with automated compliance artifacts.
AI & Machine LearningCybersecurityDefense Tech
Skuld LLC develops metal casting technology, using a lost foam casting process to produce high-strength ductile iron parts with thinner walls, tighter tolerances, and lower tooling costs.
Advanced ManufacturingHardwareNew Materials
Skysun designs solar pergolas and structures that provide both shade and power for homes, businesses, and farms, using a mounting method that keeps panels off the roof while retaining roughly 90% efficiency.
AgTechCleantechEnergy
Southeastern Biochemicals uses a hybrid chemical-biological process to convert mixed plastic waste into commodity biochemicals such as fatty acids, glycerin, and high-value chemical derivatives, without requiring plastic separation.
Circular EconomyCleantechNew Materials
Manufactures printed, plastic-laminated electrochemical gas sensor elements and signal-conditioned modules in a 20×20×3 mm, ultra-low-power footprint for detecting gases such as CO, O₃, NO₂, and H₂S.
HardwareIoTSemiconductors
STF Technologies is a materials testing and consulting company specializing in rheology and soft matter, offering product development support, formulation optimization, and specialized instrumentation for industries including personal care, textile coatings, and polymers/composites.
Deep TechHardwareNew Materials
Storagenergy develops advanced battery and energy storage technologies, including customized 2Ah-10Ah lithium-ion battery cells, novel electrode materials and architectures, solid oxide fuel cells, and ion-conducting membranes, with a prototype cell production facility.
CleantechEnergyNew Materials
Supercool Metals makes lightweight, high-strength, geometrically complex hardware components and subsystems using a patented manufacturing process, offering end-to-end capabilities from material science to finished assemblies.
Advanced ManufacturingHardwareNew Materials
SusMer develops next-generation polymers, using a proprietary chemical process to manufacture P4HB, for the medical and surgical device industry.
BiotechMedical DevicesNew Materials
Susteon develops and scales solvents, sorbents, and catalysts for carbon capture and decarbonization, using an AI discovery platform to accelerate materials R&D.
CleantechClimate TechNew Materials
HealthtechSan Leandro, US
Michael Nemzek(Executive Officer, Director)Zachary Sun(Executive Officer, Director)Corinna Chen(Director)
BoardFrancisco Dopazo(Director)
Tectonicus is an architecture and design practice presenting a portfolio of projects spanning buildings, cultural centers, residences, and solar energy installations such as solar carports and the Solar River initiative.
CleantechConstruction TechEnergyTucson, US
Teverra develops subsurface technologies and provides advisory services for the energy industry, covering geothermal, carbon capture and storage, subsurface thermal energy storage, and lower-carbon oil and gas projects.
AI & Machine LearningCleantechEnergy
TexPower manufactures cathode materials for lithium-ion batteries, including cobalt-free lithium iron phosphate (LFP), LMFP, and nickel manganese aluminum (NMA) oxide, using licensed IP from UT Austin.
CleantechEnergyNew MaterialsHouston, US
Arumugam Manthiram(Co-founder)Dr. Li(Founder)
The Equity Engineering Group provides consulting, inspection, risk-based inspection (RBI), and asset integrity management services along with a cloud-native asset integrity management software platform.
Advanced ManufacturingEnterprise SoftwareSaaS
Urban Electric Power manufactures modular, rechargeable zinc-based battery energy storage systems for commercial, industrial, and off-grid applications.
CleantechEnergyHardwarePearl River, US
David Elliman(Director)Alexander Couzis(Executive Officer, Director)Jamshyd Godrej(Director)Thomas Baruch(Director)Sanjoy Banerjee(Director)Ann Marie Scuderi(Executive Officer)
Vermont Photonics provides angle metrology and optical system testing through standard and custom instruments, integrated solutions, and precision measurements.
Advanced ManufacturingDeep TechHardware
Wasatch Molecular Incorporated develops materials modeling and simulation tools spanning ab initio quantum chemistry to continuum engineering, specializing in molecular and continuum simulations of polymers, energetic materials, electrolytes and ionic liquids, with emphasis on lithium ion and lithium metal batteries.
Deep TechEnergyNew MaterialsSalt Lake City, US
Wingbrace designs dynamic defense systems and synthetic environments that simulate real-world scenarios, and builds software products—INSIGHT™ for automated data discovery and semantic mapping, and AFFINITY™ for turning complex data into decision-ready insights.
AI & Machine LearningDefense TechGovTech
Xage builds zero trust access and security solutions to protect critical infrastructure systems and prevent cyberattacks.
CybersecurityEnterprise SoftwareIoTSaaSPalo Alto, US
SriinDorea El-Sayed(Executive Officer)Duncan Greatwood(Executive Officer, Director)inNorman Thorlakson(Executive Officer)Roman Arutyunov(Executive Officer)inSusanto Irwan(Executive Officer, Director)in
Zettar builds the zx Appliance, a turnkey data-movement appliance that transfers petabyte-scale datasets at line rate across networks, running on enterprise hardware such as HPE ProLiant servers and NVIDIA BlueField DPUs.
AI & Machine LearningData & InfrastructureDeep Tech
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.