Department of Energy — Full Portfolio
1,204 tracked investments · page 4 of 7 · listed companies and verified rows first
Living Ink produces black pigments and inks made from discarded algae biomass as a replacement for petroleum-based carbon black.
Circular EconomyCleantechNew MaterialsBerthoud, Co, US
Scott Fulbright(President and CEO)Jacob Roodman(Chief Operating Officer)
BoardPeter Bradley(Director)James Sapanski(Director)
Laser/sensor networks providing low-cost detection and quantification of emission sources across large areas.
Boulder, US
John Bookout III(Director)Ian Dickinson(Executive Officer, Director)R.C. Mercure(Director)James F. Adelson(Director)Gregory B. Rieker(Director, Promoter)H. Robert Gill(Director)
Loop CO2 develops polymers derived from CO2 and bio-based feedstocks, converting CO2 into functional polymer building blocks for products such as optical adhesives for AI data transmission, debonding-on-demand adhesives, non-leaching plasticizers, biodegradable chain extenders, and chemically recyclable polyurethanes.
Circular EconomyCleantechNew Materials
Los Angeles, US
Maxim Batalin(Executive Officer, Director)Aydogan Ozcan(Director)
BoardGilbert Hakim(Director)
LUCI makes hardware and cloud-connected software that mounts onto existing power wheelchairs to add collision avoidance, drop-off and tip protection, and caregiver alerts.
HardwareHealthtechIoT
Luminit is an optics company that makes Light Shaping Diffusers and Transparent Holographic Components using patented holographic technology to control and reshape light beams.
Deep TechHardwareNew Materials
Luminous Cyber builds resilient timing and navigation infrastructure centered on its Temporal Resilience Engine, which fuses a clock ensemble with sensors to preserve trusted, precise time when GPS and other references are degraded or unavailable.
Deep TechDefense TechHardware
Luna develops fiber optic sensing, measurement and non-destructive testing systems for physical, mechanical and temperature measurement, along with photonic testing solutions for designing and testing optical components and networks.
Advanced ManufacturingDeep TechHardware
Lupine Materials & Technology (LMT) develops optical fiber sensing technology for high temperature superconducting (HTS) magnets, providing distributed strain and temperature sensing for applications such as magnetic fusion reactors and advanced motors and generators.
Deep TechEnergyNew Materials
Justin Schwartz(Chief Executive Officer)
Luxel manufactures ultra-thin freestanding band-pass foil filters for the extreme ultraviolet (EUV) and soft X-ray spectrum, RADAK effusion cell thermal evaporators for thin film deposition, and TEM sample supports.
Deep TechHardwareNew Materials
Lygos uses genetically engineered microorganisms to produce industrial chemicals from sugar feedstocks, focusing on compounds where fermentation offers cost advantages compared to fossil fuel-based manufacturing.
Climate TechHealthtechSan Francisco, US
Eric Steen(Founder/CSO)inJay D. Keasling(Director)Jeffrey A. Dietrich(Executive Officer, Director)Leonard Katz(Director)
Maalka provides a software platform for setting and tracking targets to reduce carbon, energy, and water consumption, and for managing ESG performance data across building portfolios.
Climate TechPropTechSaaS
MachFu provides LoRaWAN-enabled edge devices that extend existing LoRaWAN networks to interface with sensors in remote and harsh environments.
EnergyHardwareIoTRockville, US
Prakash Chakravarthi(Executive Officer, Director)Tim Winter(Executive Officer, Director)
BoardAbhinav Jain(Director)Pradeep Kaul(Director)
MagiQ builds quantum-enabled communication and sensing systems, including precision seismic sensors, adaptive interference mitigation, spectrum recovery, and quantum cryptography.
Deep TechDefense TechQuantum Computing
Maidana Research is a small business providing engineering design and scientific research services, including CAD/CAE/CAM, and basic and applied research in engineering and physical sciences.
Deep TechDefense TechSpace Tech
Mainstream Engineering researches, engineers, and manufactures advanced technology products—including refrigeration and environmental control units, power converters, engines, thermal management systems, and bioenergy/sensing solutions—for government, military, commercial, and industrial customers.
Advanced ManufacturingDeep TechDefense TechRockledge, US
Makel Engineering develops chemical sensing systems and advanced sensor technologies for aerospace applications, including launch vehicles and the International Space Station, as well as for military/defense and industrial clean energy markets.
Defense TechHardwareSpace Tech
Mallinda develops VITRIMAX, a recyclable and reprocessable thermoset polymer (vitrimer) chemistry and prepregs that allow carbon, glass, and natural fiber composites to be remolded, repaired, and recycled with full recovery of resin and fiber.
Advanced ManufacturingCircular EconomyNew Materials
Management Sciences, Inc.
AI & Machine LearningDeep TechHardware
Provides power plant performance monitoring that combines first-principles heat balance analysis with data-driven advanced pattern recognition to detect changes in plant performance.
AI & Machine LearningEnergySaaS
Maple Materials uses electrolysis to convert carbon dioxide into graphite and oxygen, producing battery-grade anode material at potentially lower cost than conventional graphite.
Advanced ManufacturingClimate TechSan Francisco, US
Drew Reid(Founder)inDavid Deak(Director)Kenneth Reid(Director)
BoardRayyan Islam(Director)
Marel builds ultra-compact power-conversion building blocks — power modules and power stacks — that integrate semiconductor packaging and cooling to reduce the size, weight, and cost of high-power converters, inverters, and breakers.
EnergyHardwareSemiconductors
Amrit Vivekanand(Chief Executive Officer)Garry Miller(Chief Operating Officer)Ian Byers(Chief Technology Officer)
MarineSitu offers SaltySuite, a marine monitoring platform combining modular edge hardware with edge AI and a cloud operations hub to acquire, manage, and analyze sensor data.
AI & Machine LearningCleantechHardware
MarsCharge builds the MarsCharger Mega, a 550 kW liquid-cooled 2-in-1 EV fast charger and battery energy storage unit storing up to 135 kWh per unit.
CleantechEnergyMobility & Transportation
MassTech Inc. develops mass spectrometry instrumentation, including its AP/MALDI UHR ionization source and the MT Explorer 30 Compact Ion Trap Mass Spectrometer.
BiotechDeep TechHardware
Material Answers is a materials science and engineering consultancy that investigates failures, optimizes processes, and designs materials and components for performance.
Deep TechNew Materials
METSS Corporation is an applied R&D company that develops organic materials, chemical formulations, and engineering solutions for aggressive operating environments, with capabilities spanning synthesis, testing, and pilot-scale manufacturing.
Deep TechDefense TechNew Materials
Matmod builds custom sintering units engineered to specified pressure and current/voltage requirements, and fabricates high-performance parts from advanced materials.
Advanced ManufacturingDeep TechNew Materials
MATSYS is a full-service provider of advanced materials expertise and prototyping services, specializing in novel alloy and composite development, powder-based material processing, and precision machining.
Advanced ManufacturingDefense TechNew Materials
MaxPower develops and manufactures special-purpose lithium-ion and other batteries, including primary, secondary, and reserve types, handling everything from R&D to mid-scale production.
Deep TechEnergyHardware
KVA Stainless manufactures and supplies stainless steel and high alloy welded tubing, and develops patented welding and thermal processing technologies for air-hardenable alloys used in engineered tubing products.
Advanced ManufacturingHardwareNew Materials
Jordan Kearns(Founder)
Melink provides HVAC Test, Adjust and Balance and building commissioning services, along with its patented Intelli-Hood demand control kitchen ventilation system that adjusts to cooking activity to reduce energy use.
CleantechEnergyHardware
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)
Mesa Photonics manufactures scientific test and measurement equipment, including its FROGscan real-time ultrafast laser pulse measurement systems, optical delay lines, and imaging spectrometers.
CleantechDeep TechHardware
MetalKraft Technologies is an R&D and metal manufacturing company whose core product is copper multichannel tube for thermal applications, and it also offers custom extruded tube profiles and specialty materials such as brass.
Advanced ManufacturingHardwareNew Materials
Sanchez Engineering develops optical and sensor-based technologies, including PIQuE software for Windows that analyzes geotagged image collections to detect photogrammetry reconstruction issues and an Android app for calculating drone flight parameters such as height, field of view, and ground sample distance.
AI & Machine LearningDeep TechHardware
Sanchez(Founder, Optical Engineer, Drone Pilot)
Michigan Aerospace Corporation (MAC) is an engineering and products company that develops sensing systems, intelligent systems, and software for space, air, and earth-bound applications.
Deep TechHardwareSpace Tech
Micro Precision Technologies (MPT) manufactures thick film hybrid circuits on ceramic substrates as a more thermally robust alternative to standard PCBs for use in harsh environments such as extreme heat, high vibration, downhole mining, deep sea, and space.
Advanced ManufacturingHardwareSemiconductors
Microbeam Technologies Incorporated provides fuel-quality analysis, analytical consulting, and predictive tools that assess how fuel quality affects energy conversion system performance and helps identify and recover critical mineral resources.
CleantechEnergyNew Materials
MicroBio Engineering is a team of engineers and scientists providing consulting and engineering services for microalgae systems, including process design, site selection, equipment specification, and techno-economic and life cycle analysis.
BiotechCleantechDeep Tech
MicroContinuum provides nanofabrication services including nanoimprint lithography and roll-to-roll nanopatterning, applying anti-reflective coatings and nanopattern structures.
Advanced ManufacturingDeep TechNew Materials
Microcosm, Inc. designs and develops low-cost space systems, including launch vehicles (the Scorpius architecture), all-composite pressurized spacecraft structures, and mission engineering services aimed at reducing the cost of space missions.
Deep TechHardwareSpace Tech
Microcvd develops and commercializes Laser Chemical Vapor Deposition (Laser CVD) additive manufacturing technology, designing and building custom systems and offering production print services such as conformal printed antennas and direct-write patterns on ceramics.
Advanced ManufacturingHardwareNew Materials
MicroEra Power develops THERMAplus, an on-site thermal energy storage system that stores heating and cooling for commercial buildings and campus/district energy systems.
CleantechClimate TechEnergy
MicroSeismic provides real-time microseismic monitoring and completions intelligence for oil and gas completions teams, using surface monitoring arrays and its FracRx and MicroStar technologies to analyze fracture geometry, structural hazards, and stress behavior during well operations.
Data & InfrastructureDeep TechEnergy
Microvi is a biotechnology company that develops MicroNiche Engineering (MNE) biocatalyst systems for water and wastewater treatment, including nitrogen, nitrate, phosphorus, and hexavalent chromium removal, as well as industrial bioprocessing applications.
BiotechCleantechClimate TechHayward, US
Fatemeh Shirazi(CEO)
Microwave Techniques designs and manufactures high-power RF and microwave components and systems, including waveguide components, generators, applicators, and industrial microwave processing equipment.
Advanced ManufacturingDeep TechHardwareNashua, US
Microxact designs and manufactures probe stations for semiconductor device and wafer testing, including specialty systems for demanding environments such as cryogenic temperatures and high magnetic fields.
Deep TechHardwareSemiconductors
Millennitek manufactures and designs advanced technical ceramics and composites, including neutron absorbers and gamma/neutron shielding materials, for the nuclear and energy industries.
Deep TechEnergyNew MaterialsKnoxville, US
Steve GetleyDrew SpradlingMatthew Buchmeyer
MineraLogic is an environmental geochemistry consultancy providing science-driven strategy, permitting, and decision support for mining and mineral exploration clients, with expertise in copper, nickel, PGE, and iron ore operations.
CleantechClimate TechDeep TechDuluth, US
Minus 100 manufactures nano- and micron-size super-abrasive carbon and metal compound materials, along with suspensions, dispersions, and particle characterization services, for the microelectronics industry.
Deep TechNew MaterialsSemiconductors
Kevin C. Kerns(President)
Mission Power develops electronic control systems, including medium and low-voltage power electronics, that enable renewable energy generation to feed reliably onto the utility grid.
CleantechEnergyHardware
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
MO SCI develops and manufactures custom high-tech glass products, including glass microspheres, powders, ingots, and specialty glasses, for clients across industries ranging from aerospace to pharmaceuticals.
Advanced ManufacturingDeep TechNew Materials
Modern Micro Systems (MMI) provides advanced materials and systems engineering for applications such as high-power electronics and x-ray optics.
Deep TechHardwareNew Materials
MoJo Labs is an electronic design firm that takes products from concept to market, covering PCB development, firmware, agency certifications, and companion mobile apps.
Deep TechHardwareIoT
Molecular Rebar Design (MRD) develops discrete, surface-tailored carbon nanotubes to improve their dispersability and commercial performance, addressing the gap between theoretical and practical carbon nanotube use.
Advanced ManufacturingDeep TechNew Materials
Molecular Vista builds nano-IR microscopes (the Vista series/VistaScope) using photo-induced force microscopy (PiFM) and photo-induced force IR spectroscopy (PiF-IR) for nanoscale chemical analysis.
Deep TechHardwareSemiconductors
Round Rock, US
Chad Marak(Director)Sujit Banerjee(Executive Officer, Director)Kiran Chatty(Executive Officer, Director)Kevin Matocha(Executive Officer, Director)
MOVA builds air capture and filtration technology using precision engineering and novel sorbent materials to remove hard-to-capture pollutants and atmospheric carbon, converting them into useful commodities.
CleantechClimate TechNew MaterialsPulaski, US
John Schott(Executive Officer)Steven Critchfield(Executive Officer, Director)William R. Seitz(Executive Officer, Director)
BoardAnn Norris(Director)Marty Muscatello(Director)Russell Ellis(Director)
muGrid is an energy consulting and controls company that builds Redcloud, a hardware-agnostic Energy Management System for real-time coordination, load forecasting, and dispatch of distributed energy resources in microgrids, alongside microgrid design and financing-support services.
CleantechEnergySaaS
Multi3D develops copper-based conductive polymer composites and filaments for additive manufacturing, enabling functional 3D-printed parts with metal-like electrical conductivity on standard FFF systems.
Advanced ManufacturingHardwareNew Materials
Multiscale is an advanced manufacturing and engineering company offering hybrid metal additive manufacturing, precision machining, polymer forming, composites, tooling, and inspection services.
Advanced ManufacturingHardwareNew Materials
Muons, Inc. conducts research and development in accelerator physics, working on technologies such as injection-locked magnetrons for superconducting RF cavities, beam tomography instruments, surface microanalysis, and muonium R&D.
Deep 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
NanoAl develops aluminum alloys and works on equipment and process design as well as metals recycling technology.
Advanced ManufacturingCircular EconomyNew Materials
Nanohmics develops a chip-scale snapshot hyperspectral image sensor that integrates into standard COTS imaging systems with minimal size, weight, and power impact.
Deep TechHardwareSemiconductors
Nanomatronix develops nanotechnology and microelectronics products and services, including rugged optical transceivers, environmental screening and qualification, carbon nanotubes, titanate nanofibers, and 3D printing services.
Deep TechDefense TechHardware
NanoSonic develops advanced nanomaterials, polymers, and elastomers, including its Metal Rubber conductive-elastic electrodes and sensors, plus quantum electronics and additive-manufacturing prototyping.
Deep TechHardwareNew Materials
NanoTech Labs (NTL) develops nanotechnology-enhanced materials, handling research, development, and manufacturing to improve material performance across multiple industries and product lines.
Advanced ManufacturingDeep TechNew Materials
NanoVMs builds unikernel technology (based on the Nanos operating system and the Ops tooling) that packages applications into small, single-purpose virtual machines without a traditional OS, aiming for faster boot times, higher server density, and reduced attack surface.
Cloud ComputingCybersecurityDeveloper Tools
Narion Corporation develops sensor technologies for monitoring, characterizing, and controlling combustion systems, including gas characterization and flammability monitoring for applications such as flaring and refining.
EnergyHardwareIoTSeattle, US
Natel Energy develops FishSafe turbine runners for hydropower plants, available in Francis, Kaplan, and propeller configurations that retrofit into existing civil works to improve efficiency while enabling high through-turbine fish passage survival.
Advanced ManufacturingCleantechEnergyHardwareAlameda, US
Michael Mars(Director)Gia Schneider(Executive Officer, Director)Abraham Schneider(Director)Ray Naizer(Director)Abe Schneider
Navitas Systems designs and builds lithium battery systems for applications including warehouse equipment, defense platforms, and mission-critical backup power.
Defense TechEnergyHardware
NEI Corporation is a manufacturer of advanced and specialty materials for a range of industrial applications.
Advanced ManufacturingDeep TechNew MaterialsPiscataway, US
Becq is a materials engineering company that designs, manufactures, and installs radiation shielding.
Advanced ManufacturingHardwareNew Materials
Sparks, US
Ian Rogoff(Director)Brian Krolicki(Director)Ralph Whitten(Executive Officer, Director)Jesse Adams(Director)Rain Cui(Director)Ray Stata(Director)
Nexceris develops custom catalysts and electrochemical materials for clean energy and advanced manufacturing applications, including sustainable aviation fuel pathways (Fischer-Tropsch, Methanol-to-Jet, Alcohol-to-Jet, and Power-to-Liquids).
CleantechEnergyNew Materials
NextGen Aeronautics designs, fabricates, and tests UAVs, wind tunnel models, and complete flight and underwater vehicles, along with multi-functional materials, sensing and control systems, and integrated antennas.
Defense TechHardwareNew Materials
Jay Kudva(CEO)Shiv Joshi(Co-Founder, Chief Scientist)Scott Bland(CTO, Danville Site Manager)John Flanagan(Co-Founder, Fabrication Manager)
NHanced Semiconductors provides advanced semiconductor packaging and assembly services, including 3DICs, hybrid bonding, 2.5D interposers, and chiplet design, taking customer devices from prototype to production.
Advanced ManufacturingHardwareSemiconductors
Nhu Energy develops microgrid control technology and its SunDial platform, which uses machine learning and data analysis to monitor and optimize distributed energy resources such as solar, batteries, and fuel cells.
AI & Machine LearningCleantechEnergy
Nielson Scientific provides 3D microfabrication and nano ablation services for semiconductors, metals, and other materials, using electrical and mechanical engineering to build custom microsystems and microdevices.
Deep TechHardwareSemiconductors
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
Nimbis provides technology-transition services and collaborative tools (the Nimbis Trusted Stratus) to move mission-critical microelectronics technologies from R&D to acquisition, maintenance, and sustainment.
Deep TechDefense TechSemiconductors
NECi builds enzyme-based test kits for detecting nitrate, phosphate, and other contaminants in water quality, environmental monitoring, agriculture, and education settings, and also supplies custom recombinant enzymes in bulk.
AgTechBiotechCleantech
Nokomis develops and manufactures highly sensitive electromagnetic sensors used for applications including cyber intrusion detection, electronic device health monitoring, and domestic and military threat tracking.
Deep TechDefense TechHardware
NoMIS Power designs and develops Silicon Carbide (SiC) power semiconductor devices and packaging architectures for the power electronics market, including applications such as automotive/EVs and solar PV.
Deep TechHardwareSemiconductorsAlbany, US
Nordisch (NordRad) develops multiphysics, AI-driven simulation software that predicts the aging, degradation, and remaining useful life of polymers, elastomers, adhesives, and composite parts (such as cables, O-rings, and thermal interface materials) under combined thermal, radiation, and mechanical stressors.
AI & Machine LearningDeep TechNew Materials
NorthWest Research Associates (NWRA) is a scientist-owned research organization conducting basic and applied research in the geophysical and space sciences.
Deep TechSpace Tech
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.
NP Photonics is a manufacturer of single-frequency fiber lasers, fiber amplifiers, multi-laser systems, high-energy lasers, and specialty glass and mid-IR transport fiber, offered as OEM, R&D, or custom laser solutions.
Advanced ManufacturingDeep TechHardwareTucson, US
NtreTech is a technology and engineering consulting company focused on developing and deploying clean energy conversion and utilization technologies.
CleantechClimate TechEnergy
Nu-Trek designs readout integrated circuits, sensor front-ends, and analog/digital/RF circuit blocks — including radiation-hardened designs — for infrared imaging, flash Lidar, and radiation detection.
Deep TechDefense TechSemiconductors
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
Numat develops metal-organic frameworks (MOFs) and manufactures them at industrial scale through an integrated campus with ISO 9001:2015 certified quality management.
Advanced ManufacturingCleantechDeep TechNew MaterialsIllinois, US
Ben Hernandez(Founder and Chief Executive Officer)Dr. Omar Farha(Founder and Chief Scientific Officer)T. Jay Collins(Director)Bill Kroll(Director)Luka Erceg(Director)Jeff Klunzinger(Director)
Nusenics develops fiber-optic sensing technologies for extreme environments—such as fusion energy applications—where conventional electronic sensors are limited by electromagnetic interference, high temperature, or difficult access.
Deep TechEnergyHardware
nVizix commercializes photonic and sensing technologies with applications in solar power, radiation detection for high-energy physics, fiber optics, low-light and night-vision imaging, single-photon counting, contact microscopy, and specialty optical coatings.
Deep TechEnergyHardware
NWB Sensors builds high-accuracy environmental sensors for resource management, including infrared cloud imagers with thermal imaging and weather stations, and liquid-less snowpack monitoring systems (Snomonstor).
Climate TechHardwareIoT
Austin Beard(Co-founder)Paul Nugent(Co-founder)
OceanMotion develops products that convert and store wave energy, serving scientific and oceanographic observation, maritime and offshore aquaculture monitoring, and maritime security, defense, and ISR applications.
CleantechDefense TechEnergy
ORPC develops marine energy technology, including the RivGen Power System, which generates electricity from free-flowing river and tidal currents to provide baseload power for communities and industrial users located on waterways.
CleantechClimate TechEnergy
Oceanit is a multidisciplinary innovation lab and engineering firm that applies fundamental science to develop and deploy technology across aerospace and defense, energy, life sciences, and environmental/civil engineering.
Deep TechDefense TechEnergyHonolulu, US
OceanSpace Sensors makes the Aquatic Imager, a device for sampling and imaging zooplankton and other small particulates (~0.5-50 mm) in aquatic environments.
Climate TechDeep TechHardware
Ohio Lumex provides analytical instruments, laboratory services, and onsite testing for biogas analysis applications such as renewable energy, pipeline integrity, and process control, as well as portable mercury vapor analyzers and continuous monitors for air quality and industrial hygiene.
CleantechEnergyHardware
OLEDWorks develops and manufactures high-performance, multi-stack OLED (organic light-emitting diode) lighting panels, including segmented and bendable panels for automotive rear lighting under its Atala brand used by manufacturers such as Audi.
Advanced ManufacturingHardwareNew MaterialsRochester, US
Michael L. Boroson(Executive Officer, Director)John W. Hamer(Executive Officer, Director)David J. DeJoy(Executive Officer, Director)Richard Fox(Director)John Hamer(CIO)
BoardH. Edward Shill(Director)
OLI develops chemistry simulation and modeling software that combines physics-based models with AI to predict water chemistry, corrosion, and process behavior for industries such as mining, refining, and materials extraction.
AI & Machine LearningDeep TechSaaS
Omega Optics develops portable optical products used in optical sensing, bio-sensing, and optical communications.
Deep TechHardwareIoT
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
One Cycle Control builds advanced power converters using patented technology for fast, precise power conversion across DC and single/three-phase AC (50-1000Hz), supporting unidirectional, bidirectional, and 4-quadrant operation.
Deep TechEnergyHardware
OnTo Technology develops direct battery recycling methods, including its patented Inertization and Cathode Healing processes, to recover and restore lithium-ion battery cathode materials at low cost and low carbon footprint.
Circular EconomyCleantechNew Materials
Dr. Steve Sloop(Owner & Founder)
Open Source Instruments designs and manufactures open-source electronic instruments for scientific research, including wireless implantable biopotential sensors and stimulators for freely-moving animals and optoelectronic alignment devices for particle accelerators and detectors.
Deep TechHardwareMedical Devices
Opti O2 develops an optical dissolved oxygen sensor probe system that provides continuous water quality measurement in soil, aquatic, and marine environments using a patented sensing film and a scalable network of probes.
CleantechHardwareIoT
Optical Engines designs and builds industrial laser systems and pulsed fiber lasers, including water- and air-cooled systems in 1- and 2-micron wavelengths with direct diode and fiber laser options.
Deep TechDefense TechHardware
Optical Physics Company (OPC) designs and manufactures advanced optical systems for tracking, imaging, filtering, and beam control, including adaptive optics, deformable mirrors, high-energy laser beam control, and free-space optical (lasercom) communication.
Deep TechDefense TechHardware
OptiGrate designs and manufactures Volume Bragg Grating (VBG)-based holographic optical elements and filters made from photo-thermo-refractive glass, offered in reflecting, transmitting, and chirped configurations.
Advanced ManufacturingDeep TechHardware
OSI develops DaRRT, an enterprise application for sales and operations planning (S&OP) that companies use to plan production, optimize supply chain networks, and model "what-if" scenarios across weekly to yearly time horizons.
Enterprise SoftwareLogistics & Supply ChainSaaS
Optimax is a manufacturer of precision optics, producing components such as aspheres, coatings, cylinders, freeforms, prisms, spheres, and domes for critical projects using CNC machining and other fabrication technologies.
Advanced ManufacturingHardwareSpace Tech
OptiMiser is professional energy audit and modeling software for energy contractors and auditors, including utility bill analysis (BPI-2400) and modeled-savings reporting to help qualify projects for efficiency incentive and rebate programs.
CleantechEnergySaaS
Optimized Thermal Systems provides software for designing thermal systems, including its CoilDesigner product used for heat exchanger and coil design.
Advanced ManufacturingEnergySaaS
OptiPro develops CNC machines and automation solutions for precision optics manufacturing, serving makers of optical components and photonics-based products.
Advanced ManufacturingHardwareRobotics
OKSI develops machine learning-enhanced hardware and software tools for collecting and interpreting optical information, including electro-optical and infrared (EO/IR) sensing systems.
AI & Machine LearningDefense TechHardware
Advanced ManufacturingAlbuquerque, US
David Ramahi(Executive Officer, Director)Michael Barry(Executive Officer, Director)John Crowe(Director)
Optra Edge is an integrated hardware and software platform for deploying edge AI applications, letting businesses run AI outside the cloud with remote provisioning, fleet monitoring, and chainable software "skills." It offers industry-tailored offerings for manufacturing, retail, transportation, and healthcare.
AI & Machine LearningHardwareIoT
Osazda Energy develops materials technology, including its MetZilla Paste and Plate products, designed to prevent cell cracking and micro-crack degradation in thin solar cells.
CleantechEnergyNew Materials
Oscilla Power develops wave energy technology designed to capture ocean wave energy with a focus on reliability and survivability.
CleantechEnergyHardwareSeattle, US
Nair Balakrishnan(Executive Officer, Director)Rahul Shendure(Executive Officer, Director)
BoardKristin Martinez(Director)
Osmoses develops a membrane technology for purifying and separating gas molecules, aimed at making industrial gas separation processes more energy-efficient.
CleantechClimate TechDeep TechNew MaterialsBoston, US
Francesco Benedetti(Co-Founder & CEO)Katherine Mizrahi Rodriguez(Co-Founder & Chief Implementation Officer)Zachary P. Smith(Co-Founder / Associate Professor, MIT)
Otherlab is an independent research and design lab that develops technologies in renewable energy, robotics, and manufacturing, incubating internal projects into spinout companies.
CleantechEnergyRobotics
Saul Griffith(Founder, Chief Scientist)James McBride(Co-founder, CTO)
OxEon Energy designs and manufactures solid oxide electrolysis stacks and gas conditioning systems that produce hydrogen and sustainable fuels from water and CO2 on-site.
Advanced ManufacturingCleantechEnergy
pH Matter develops catalysis, electro-catalysis, and nano-material solutions, covering research and product development from material discovery through commercial adoption for emerging markets.
CleantechDeep TechNew Materials
Producer of specialty aluminas and ceramic particles, offering many material variations tailored to customer requirements.
Advanced ManufacturingNew Materials
Pacific MicroCHIP Corporation (PMCC) is a privately held company offering Application-Specific Integrated Circuit (ASIC) development services and turnkey solutions since 2006.
Deep TechHardwareSemiconductorsLos Angeles, US
Packet Digital designs, manufactures, and tests smart batteries and power systems for unmanned aerial systems (UAS) platforms.
Deep TechHardwareIoTFargo, US
Terri Zimmerman(Executive Officer, Director)Jeff Jonson(Director)Ronald Robson(Executive Officer)John, Dr. Cook(Director)Linda Pancratz(Director)
Pajarito Powder manufactures advanced catalysts for PEM fuel cells and electrolyzers, including precious metal-containing catalysts, Engineered Catalyst Supports (ECS), and iridium oxide OER catalysts for PEM water electrolysis.
CleantechEnergyNew MaterialsAlbuquerque, US
Thomas Stephenson(Executive Officer, Director)Sukhwan Yun(Director)Paul Short(Co-founder & Board Vice Chair)Barr Zulevi(Executive Officer)Christian Mohrdieck(CEO)Thomas J. Stephenson(Co-founder & Board Chair)
Palladias develops resin technology, originally from Los Alamos National Laboratory, to extract and purify critical metals such as rare earth elements, lithium, platinum group metals, and battery metals from sources including mining waste streams.
CleantechDeep TechNew Materials
Pancopia builds technologies, including its patented FreshFlush system, that accelerate natural biological processes to treat nutrient waste and recover water in animal agriculture, targeting lagoon-based livestock operations such as swine farms.
AgTechCleantechClimate Tech
Bill Cumbie(CEO)
Chicago, US
Matthew Shaxted(Executive Officer, Director)Michael Wilde(Executive Officer, Director)Michela Wilde(Executive Officer, Director)
ParaTools works on high-performance computing (HPC) software and workflows, including performance analysis tools and the Extreme-scale Scientific Software Stack (E4S).
Cloud ComputingDeep TechDeveloper Tools
Parthian Energy develops EMIS, an imaging instrument that measures current density inside battery cells to detect defects such as lithium plating that voltage, temperature, and other fast production-line tests miss.
Deep TechEnergyHardware
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.