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90+ companies expected to graduate the 2025 US Accelerator program. Companies listed in alphabetical order, with Regional Winner, Regional Runner-Up, and National Semifinalist designations (in September).
All showcasing companies have a Table-top stand in the Cleantech Open area of Expo Hall 3
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2025 Cohort companies
17, Inc.
Region: West
Chemicals & Advanced Materials
Mountain View, California
Seventeen is solving congestion, curtailment and 24/7 carbon free power by making clean energy transportable.
2DaLoop
Region: Midwest
Information & Communications Technologies + AI
Sterling Heights, Michigan
2DaLoop creates connections throughout the supply chain One Universal Product Code at a time.
Agrinova
Region: Northeast
Agriculture, Water & Waste
Boston, Massachusetts
Revolutionizing soil health with microbial biosensors for real-time, sustainable, and data-driven agriculture.
AmpTrans
Region: West
Transportation
San Diego, California
AmpTrans delivers data-driven insights to help fleets, developers & utilities accelerate the transition to sustainable transportation.
APEX Environmental & Water Resources
Region: West
Agriculture, Water & Waste
Fullerton, California
APEX is transforming water utilities with AI automation, optimizing operations & cutting costs. Proven success with OCWD & 9 utilities.
Aris Hydronics
Region: West
Energy Efficiency
Milwaukie, Oregon
Aris revolutionizes home comfort with advanced air-to-water tech, combining heating, cooling, & hot water into an ultra-efficient system.
https://www.arishydronics.com/
Biomific
Region: Northeast
Agriculture, Water & Waste
New York City, New York
Biomific helps businesses integrate mycoremediation, cutting pollution and waste with nature’s solutions. #CleanTech
Biospheric AI
Region: Northeast
Energy Distribution & Storage
Belmont, Massachusetts
Advanced ML forecasting hourly electricity demand for every U.S. building, considering EVs, heating, & data centers.
Bluesonde Technologies
Region: Northeast
Agriculture, Water & Waste
Portland, Maine
Bluesonde develops innovative water monitoring technologies that are built for climate impact.
Bonhomme & Associates
Region: West
Information & Communications Technologies + AI
Oakland, California
Knowledge saves lives and property
Calectra
Region: West
Energy Distribution & Storage
Oakland, California
Calectra is a DOE-backed thermal energy storage startup that provides low-carbon, low-cost up to 1600ºC industrial heat
California Perovskite Technology Inc.
Region: West
Energy Generation
Irvine, California
We design molecules that create more stable and efficient next-generation solar cells.
Candela IoT Inc.
Region: West
Energy Efficiency
Mountain View, California
20%+ building energy savings by ML-driven services that access and manipulate buildings in real-time using patented API
CarbonDots
Region: Northeast
Energy Distribution & Storage
Lawrenceville, New Jersey
CarbonDots provides lithium-ion battery manufacturers with a reliable domestic graphite anode supply chain, produced from waste plastic
Cero Global Holdings, Inc.
Region: Northeast
Energy Efficiency
Boston, Massachusetts
Cero Global: Driving Clean Mobility Forward, Sustaining the Planet.
CH4 Microbial Solutions
Region: Rocky Mountain
Agriculture, Water & Waste
Littleton, Colorado
The problem of methane can be solve through the proper deployment of methane digesting bacteria to cheaply and passively clean up leaks.
https://ch4microbialsolutions.com/
CIRQ+
Region: Rocky Mountain
Energy Efficiency
Scottsdale, Arizona
CIRQ+ is a retrofittable automation platform for hotels reducing energy costs and lowering carbon emissions with plug-and-play technology.
CleanQuity
Region: Northeast
Energy Generation
Jersey City, New Jersey
CleanQuity helps corporations go green by developing fractional ownership-based sustainability investment plans.
Compocity
Region: Northeast
Agriculture, Water & Waste
Budapest, Hungary, New York
Compocity reforms B2B waste systems by turning community motivation into local impact through playful, self-sustaining circular engagement.
Condor Calibration Services
Region: West
Energy Distribution & Storage
Livermore, California
Condor provides ground truth, as a service, for the methane mitigation industry. Bridging trust between industry and regulators.
https://condorcalibrationservices.com/
ContainerGrid GmbH
Region: Northeast
Agriculture, Water & Waste
Munich, Germany
ContainerGrid enables industries to scale reverse logistics, reclaim end-of-life products, and reintegrate resources into production.
Core Envision Inc.
Region: West
Green Buildings
Folsom, California
We revolutionize construction with our pre-marked taps, cutting time / costs by 30%, boosting sustainability, and enabling rapid rebuilding.
Crucible Energy Inc
Region: Midwest
Energy Distribution & Storage
Chanhassen, Minnesota
What would you do with 100x more clean energy? What if the grid was 100% reliable – 24/7/365? What if it cost 10x less than we pay now?
Cryodrives
Region: West
Transportation
Pleasant Grove, California
Cryodrives: Heavy Duty Power for Heavy Duty Mobility
Curve Control
Region: Northeast
Energy Distribution & Storage
Brooklyn, New York
Curve Control provides better control over building electric demand, saving money on electric bills and improving grid resilience.
ECORECYCLETECH
Region: West
Energy Distribution & Storage
Redwood City, California
ECORECYCLETECH is developing battery cell and pack design-for-recycling technology to maximize circular economics and enable our future
Ecosphere Organics LLC
Region: Midwest
Chemicals & Advanced Materials
Detroit, Michigan
Ecosphere Organics transforms food waste into valuable materials, driving sustainability across industries. Turning waste into opportunity.
https://ecosphereorganics.com/
EV Innovations, LLC
Region: South Central
Energy Distribution & Storage
Dallas, Texas
Petrichor EV is reimagining charging: modular, scalable, and built for the future. The EV revolution starts here.
EvoNatura
Region: Northeast
Chemicals & Advanced Materials
Pawtucket, Rhode Island
EvoNatura is transforming the plastic industry with advanced bioplastic technology made from upcycled potato peels for a cleaner planet.
FLOAT Modern Houseboat Company
Region: South Central
Green Buildings
New Orleans, Louisiana
FLOAT Modern Houseboat Company: Love Water? Live Better. FLOAT home!
Foregger Energy Solutions
Region: Northeast
Energy Generation
Wellesley, Massachusetts
The TRUE solution is a product that mitigates diesel consumption and CO2 emissions, pairing sustainability with economic viability.
https://www.foreggerenergy.com/
Fortifyy PBC
Region: South Central
Green Buildings
New Orleans, Louisiana
Insurance costs through the roof? Fortifyy can help install a FORTIFIED roof to cut costs & protect your home. https://www.fortifyy.us
Gamotech
Region: Northeast
Energy Distribution & Storage
Blainville (QC), Canada
Gamotech provides solutions to electrify mobile works. Our vision is to accelerate the transition of construction companies, municipalities and infrastructure operators away from fossil fuel and towards clean energy.
GreenSight Technologies
Region: West
Information & Communications Technologies + AI
San Luis Obispo, California
GreenSight powers a smarter circular economy by automating how electronics are identified, valued, and sorted at recycling facilities.
https://www.greensighttech.com/
Gridwave
Region: West
Energy Distribution & Storage
El Cerrito, California
Accelerating electrified mobility with smart microgrids
H2 Everywhere
Region: Northeast
Energy Generation
Boston, Massachusetts
Our units produce affordable green hydrogen on-site, cutting 60% of hydrogen costs and eliminating complex transport infrastructure.
H2O Now
Region: Midwest
Agriculture, Water & Waste
Wrenshall, Minnesota
Bringing mass manufacturing to produce off grid water when and where a user needs it. Grey water for plants and animals. Potable water, too.
Hidrogenics Technologies
Region: West
Chemicals & Advanced Materials
Pleasanton, California
HidrogeniCs develops technologies for US-based production of critical carbon materials and clean hydrogen via decarbonizing natural gas.
HomeWise, Inc.
Region: Northeast
Energy Efficiency
Marlton, Singapore, New Jersey
HomeWise AI: Software that helps contractors scale home energy upgrades, reduce dropouts, and accelerate America's energy transformation.
Hubbletek
Region: Rocky Mountain
Energy Generation
Phoenix, Arizona
Green hydrogen to generate electricity rather than natural gas and coal.
HYDGEN - Hydrogen Innovation Pte Ltd
Region: Northeast
Energy Generation
Singapore, Singapore
HYDGEN’s AEM electrolyzers make green hydrogen cost-competitive with grey, enabling industries to decarbonize with on-site production.
HYG-Motors USA
Region: Northeast
Transportation
Yarmouth, Maine
Highly efficient combined electric marine propulsion and hydro generation solutions. Leave no trace. Make no Noise.
https://hyg-motors.com/techno-rim/
iGridSim, Inc
Region: Pacific Northwest
Energy Distribution & Storage
Portland, Oregon
Rapid interconnects and flexible, autonomous power grids for DER rich futures!
Karbn LLC
Region: West
Transportation
Los Angeles, California
Save upto 20% fuel in intermodal transportation by adopting maintenance free hybrid propulsion at a fraction of the cost of electric trucks.
Klimate IQ
Region: Northeast
Energy Efficiency
Somerset, New Jersey
AI-powered insights to slash energy costs, maximize performance, enhance predictive maintenance, reduce GHG emissions.
KVA Technologies
Region: West
Energy Generation
Borrego Springs, California
KVA Technologies is optimizing the welding and additive manufacturing of high strength materials with patented weld cooling control
https://www.kvastainless.com/technology.html
LeRTechX Renewable Energy
Region: West
Energy Distribution & Storage
Calgary, Canada
Lertechx is developing a technology that uses rainwater to generate and store energy. Our solution creates resilient communities and are based on local resources. We build a technology able to continue the essential services in case of grid outage.
LeverageTech Innovations LLC
Region: West
Energy Generation
Las Vegas, Nevada
Voltorx Engine turns traditional engines into clean power generators using AI, hydrogen, and onboard energy harvesting
LIFE3 LLC
Region: Northeast
Information & Communications Technologies + AI
Queens, New York
LIFE3 builds software for clean energy workforce orgs to streamline training, reduce admin, and report outcomes for funders like NYSERDA.
Lumiaq
Region: Northeast
Green Buildings
Piscataway, New Jersey
Take the guesswork out of changing your air filter--monitor it with LumiaQube.
Lute & Ether
Region: Northeast
Transportation
Arlington, Massachusetts
Adoption of hydrogen fuels for transportation requires technology integration -- that's what we're here to do
Manara Materials LLC
Region: West
Chemicals & Advanced Materials
Oakland, California
A novel zero waste battery materials recovery process to develop pCAM and CAM from retired batteries and Vanadium-based spent catalyst waste
Materium Technologies Inc.
Region: Northeast
Chemicals & Advanced Materials
Summit, New Jersey
With its innovative software platform, Materium Technologies seeks to develop solar cell prototypes with heat dissipating layers and UV/IR reflective coatings.
Modulium
Region: West
Agriculture, Water & Waste
Bakersfield, California
Keeping produce cool is essential. With food losses in transport over 15% (costing us billions per year) and the cost of power rising, it is imperative to make a more energy efficient and cheaper source of cooling. Though Modulium's hybrid cooling technology, we aim to reduce investment price and cut on power costs, making it more economically viable to the farmer while reducing the environmental cost of running our systems.
Monarch Power
Region: Northeast
Energy Generation
Concord, New Hampshire
Monarch Power is a B2B geothermal co partnering with solar and HVAC companies. Monarch is not an installer—we’re your geo energy partner.
Navia Energy Inc.
Region: West
Energy Distribution & Storage
Los Angeles, California
Clean Energy resilience with collaboration between Utility, DERs and DSOs
Navion Energy, Inc.
Region: West
Energy Distribution & Storage
San Francisco, California
Industry leading critical high power and high resilience energy storage systems using proprietary sodium-ion technology
Novagrid
Region: Northeast
Energy Efficiency
Sicklerville, New Jersey
We democratize home energy upgrades by removing barriers that currently exclude millions of homeowners from climate-friendly retrofits.
OpenRoad Technologies Inc.
Region: West
Energy Distribution & Storage
Santa Cruz, California
OpenRoad Technologies is launching the first home fast-charging platform—like Tesla Powerwall, but with built-in high-speed EV charging.
PFASolve Inc.
Region: Northeast
Chemicals & Advanced Materials
Jersey City, New Jersey
Our mission: detect, capture, and destroy PFAS because when it comes to forever chemicals, we believe in lasting solutions.
Photometrics AI
Region: West
Energy Efficiency
San Diego, California
Photometrics AI uses street lighting to save lives, cut energy use, and flex with the grid where and when it matters. Its time has come.
Pinpoint Irrigation
Region: South Central
Agriculture, Water & Waste
Austin, Texas
Pinpoint Irrigation stops water waste. Our smart sprinkler heads cut water use up to 50%, save install costs, and lower utility bills.
https://www.pinpointirrigation.com/
Pipeline Pilot
Region: Northeast
Green Buildings
Lexington, Massachusetts
Making ground source “geothermal” heat pumps affordable
https://sites.google.com/view/pipepilot50/pipeline-pilot-technology
PolyGone Systems
Region: Northeast
Agriculture, Water & Waste
Princeton, New Jersey
PolyGone - providing systematic solutions for aquatic microplastic pollution
R7 Instruments
Region: Northeast
Energy Efficiency
Somerville, Massachusetts
Enabling wide scale cryogenics for quantum and superconducting technologies with novel acoustic refrigeration
Renovigo Chemicals
Region: South Central
Chemicals & Advanced Materials
Baton Rouge, Louisiana
Sustainable propylene and acrylonitrile from carbon dioxide. Stable supply, stable price, lower costs.
https://www.renovigochemicals.com/
Restora Homes
Region: Northeast
Green Buildings
Providence, Rhode Island
High bills? Power outages? Frustrating installs? Restora Homes makes home electrification easy, affordable, reliable, and future-proof.
SBD Technologies
Region: Northeast
Information & Communications Technologies + AI
Freeport, Maine
SBDTechs is a CleanTech, SaaS company harnessing the transformative power of AI to accelerate the global transition to sustainable energy.
Scaled Carbon, PBC
Region: Northeast
Energy Distribution & Storage
Portland, Maine
Scaled Carbon's breakthrough MRV tech allows us to sell high quality carbon credits for
Seyrab
Region: West
Agriculture, Water & Waste
Islamabad, Pakistan
Seyrab: Groundwater Resource Management System for Cities
SMPnet
Region: Northeast
Energy Distribution & Storage
London, England
SMPnet optimises power grids in real time, enhancing flexibility, control, and resilience for a smarter, cleaner energy future.
Sol Robotics
Region: West
Energy Distribution & Storage
Belmont, California
Wildfires threaten energy security. We use AI-driven robots and drones to detect and remove hazards, building a fire-safe, resilient grid.
Solar Intelligence
Region: Southeast
Energy Generation
Charlotte, North Carolina
Solar Intelligence uses precision light transmission to enable vertical solar farming possible with 22x more energy with 85% less land.
https://solar-intelligence.com
SOLARSYSTEMS
Region: Southeast
Agriculture, Water & Waste
Miami, Florida
Harness the sun to purify water! Our solar-powered system offers clean, eco-friendly water - eliminate ingestion of microplastics!
SolenSphere LLC
Region: Pacific Northwest
Energy Generation
Klamath Falls, Oregon
Inflatable non-imaging non-tracking solar concentrator based ultra-high efficiency, extremly low cost, super-light solar system fly robots
SolGrapH, Inc.
Region: West
Chemicals & Advanced Materials
Los Angeles, California
We aim to make battery-grade graphite by using concentrated sunlight to produce high-quality graphitic carbon.
SPARK
Region: Rocky Mountain
Energy Efficiency
Denver, Colorado
SPARK's AI Hub creates the first plug-and-play energy system, optimizing energy flow in real time across devices, buildings, and the grid.
SPCTA Industrial
Region: Northeast
Agriculture, Water & Waste
Wilmington, Delaware
SPCTA is building the global supply chain infrastructure for recyclable materials
Spear the Air Inc.
Region: Northeast
Energy Distribution & Storage
Allston, Massachusetts
Spear the Air Inc., STAI, aims to enter the carbon management industry in urban communities.
SSG Environmental
Region: West
Chemicals & Advanced Materials
Solihull, West Midlands, United Kingdom
Enzymes that clean up toxic hydrocarbons & VOCs in 60 days or less while businesses stay operational, terminating liability.
Sterrett Levin, Inc.
Region: West
Agriculture, Water & Waste
Huntington Beach, California
Watermaven – the first AI-powered, 5G smart sprinkler. No Wi-Fi. No controller. Self-powered. Smarter irrigation. Uses up to 50% less water.
https://www.sterrettlevin.com/
Stoa
Region: Northeast
Energy Distribution & Storage
Westerly, Rhode Island
Stoa transforms every home into its own energy market - using smart batteries with wholesale access to deliver cheaper, more reliable energy
Structural BioComposites
Region: Northeast
Green Buildings
Schenectady, New York
Industrial Hemp Lumber: a Tree-Free alternative to traditional forest service products.
http://www.structuralbiocomposites.com
Sustainable Chemicals
Region: Rocky Mountain
Chemicals & Advanced Materials
Golden, Colorado
Sustainable Chemicals is replacing petroleum-based plastics with cost-competitive and ready-to-deploy at scale 100% plant-based bioplastic.
Symbiotic Agriculture
Region: West
Agriculture, Water & Waste
Woodside, California
We reduce greenhouse gases, reduce water use, and increase crop yields in Agriculture, while sequestering carbon
http://www.symbioticagriculture.com
Tensor Planet
Region: Northeast
Transportation
Freehold, New Jersey
AI meets heavy-duty fleets. Tensor Planet predicts breakdowns before they occur—$15K+/truck saved yearly.
Teragen Energy
Region: Northeast
Energy Distribution & Storage
Sutton, Massachusetts
Decoupled power and energy with 100's+ hour energy storage—high efficiency, zero emissions, no Li, no fossil fuels
https://www.teragenenergy.com/
Three Rivers Power Limited Liability Company
Region: West
Energy Distribution & Storage
Ventura, California
Three Rivers Power is transforming energy storage with compact, pole-mounted batteries, enabling scalable, land-free power solutions
TiltingSolar
Region: Northeast
Energy Generation
Princeton, New Jersey
Tilting Solar enables solar project developers to build large solar arrays that are more compatible with continued farming on the same land
Upstream Carbon, Inc.
Region: Northeast
Agriculture, Water & Waste
Boston, Massachusetts
We issue carbon credits where forests face real risk. Data-driven, site-specific, and built to beat the real estate market..
Volt Harbor Inc.
Region: Midwest
Energy Distribution & Storage
Ann Arbor, Michigan
Volt Harbor repurposes used EV batteries into reliable, low-cost battery energy storage systems with 100% uptime at up to 50% less cost.
Wavon Ceramics
Region: Northeast
Energy Efficiency
Pittsburgh, Pennsylvania
At Wavon, our microwave tech manufactures solid ceramics 50× faster, 6× cheaper, 6× cleaner—for EVs, space launchpads and more. #TheWaveisOn
Wayside, Inc.
Region: West
Energy Distribution & Storage
Thousand Oaks, California
Wayside's Whitney revolutionizes energy storage with immersion cooling that's safer, 3× denser, and works in extreme conditions. All in one.
We Think Global, Inc.
Region: West
Agriculture, Water & Waste
Studio City, California
WTG is a climate tech company that develops patented water treatment solutions that enable the circular economy of minerals and metals.
Wind Pulse Energy
Region: West
Energy Generation
Las Vegas, Nevada
Highly efficient, low maintenance, low operating cost Wind Power Generation
Yggdrasil Trees
Region: West
Chemicals & Advanced Materials
Marina Del Rey, California
Yggdrasil Trees builds modular DAC units that turn public spaces into carbon sinks, integrating carbon removal into cities.
CTO Alumni at Global Forum
2025 Cohort not at Global Forum
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