Embedded Files
96 companies graduated the 2025 US Accelerator program. Companies listed in alphabetical order, with Regional Winner, Regional Runner-Up, and National Semifinalist designations.
All showcasing companies have a Table-top stand in the Cleantech Open Startup Showcase in Expo Hall 3
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2025 Cohort companies
17, Inc.
Region: West
Chemicals / Advanced Materials
Mountain View, California
Modular, onsite intermittent ammonia production from excess clean energy.
https://calendly.com/garth-edwards
2DaLoop
Region: Midwest
IT/Communications/IoT
Sterling Heights, Michigan
2DaLoop digitizes the backend e-waste supply chain, turning data into actionable insights to help recyclers maximize ROI and sustainability.
https://calendly.com/gmitri-meccavation/
AmpTrans
National Semi-Finalist
Region: West
Transportation
San Diego, California
AmpTrans removes the guesswork from fleet electrification with data-driven planning that optimize costs, routes & charging infrastructure.
https://calendly.com/zye-amptrans/meet-with-zuzhao
Aris Hydronics
National Semi-Finalist
Region: West
Energy Efficiency
Milwaukie, Oregon
Aris redefines home + building comfort by integrating heating, cooling and hot water into a single end-to-end hardware + software platform.
https://calendar.app.google/on1Us2niMXb5yA9f8
Biomific
Region: Northeast
Agriculture / Water / Waste
New York City, New York
Nature-powered waste cleanup: Biomific helps companies treat waste faster, cleaner, and cheaper.
Bluesonde Technologies
Region: Northeast
Agriculture / Water / Waste
Portland, Maine
Bluesonde develops innovative water monitoring technologies that are built for climate impact.
https://calendly.com/andrew-bluesonde/30min?month=2025-08
Bonhomme & Associates
Region: West
IT/Communications/IoT
Oakland, California
Bonhomme & Associates' "Fire Attentive AI" product makes you insurable again.
Calectra
Region: West
Energy Distribution / Storage
Oakland, California
Calectra is bringing in the new era of industrial heat that is lower cost, electric, and more resilient
California Perovskite Technology Inc.
National Semi-Finalist
Region: West
Chemicals / Advanced Materials
Irvine, California
CPTI turns any surface into power with perovskite photovoltaics, featuring best-in-class indoor/outdoor efficiency. Energy, anywhere.
https://calendly.com/moling-cal-pt/30min
Candela
Region: West
Energy Efficiency
Mountain View, California
SAVING COMMERCIAL OWNERS-OPERATORS $BILLIONS IN ENERGY WASTE
https://calendly.com/karthik-geobms/30min
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.
https://calendly.com/bruce-carbondots/30min
Cero Global
Region: Northeast
Transportation
Boston, Massachusetts
Smart auto tech that boosts fuel efficiency, cutting emissions and costs. Engineered for today's vehicles, created for our planet's future.
https://calendar.app.google/7a2w2uEFHJeomKuw9
CH4 Microbial Solutions
Region: Rocky Mountain
Agriculture / Water / Waste
Littleton, Colorado
We are focused on using naturally occurring hyperactive methane digesting bacteria in specialized reactors to clean up unaddressed leaks.
CIRQ+
National Semi-Finalist
Region: Rocky Mountain
Energy Efficiency
Scottsdale, Arizona
CIRQ+ Your hotel's Silent Profit Partner—Rapid Retrofit AI driving up to 50% energy savings. Zero CapEx. Zero hassle. Smart subscription.
https://calendly.com/cirq/cirq-cto-global-forum-2025-meeting
Condor Calibration Services
National Semi-Finalist
Region: West
Energy Efficiency
Livermore, California
Condor provides data validation for the methane detection and mitigation market. Bridging trust between industry and regulators.
https://condorcalibrationservices.com/
ContainerGrid
Region: Northeast
IT/Communications/IoT
Munich, Germany
ContainerGrid enables AI-powered recycling orchestration by connecting OEMs, raw material producers and recyclers through a digital platform.
https://calendly.com/containergrid/meeting-15-min
Core Envision
National Semi-Finalist
Region: West
Green Building
Folsom, California
We use AI to turn blueprints into digital models and layout tapes, so builders can frame 4x faster, save 25% in cost, and 5% in lumber.
Crucible Energy, Inc.
Region: Midwest
Energy Distribution / Storage
Chanhassen, Minnesota
Crucible Energy delivers 100x more power, 50x more reliably & 10x faster – for less than you pay now
https://calendar.app.google/gEcEX49SQpBeYzq36
Cryodrives
Region: West
Transportation
Pleasant Grove, California
Heavy Duty Power Systems for Heavy Duty Mobility. Bridge Systems that work with existing trucks and an Electric Future
Curve Control
Region: Northeast
IT/Communications/IoT
Brooklyn, New York
Curve Control automates home electric usage, reducing electric bills, increasing renewable generation, and improving grid resilience
https://calendly.com/curvecontrolenergy/30min
EcoRecycleTech
Region: West
Energy Distribution / Storage
Redwood City, California
Design-for-recycling enabling battery circular economy in heavy equipment packs
EV Innovations
Region: South Central
Energy Distribution / Storage
Dallas, Texas
EV Charging shouldn’t wait for infrastructure—we bring the infrastructure to you. Petrichor EV.
calendly.com/hello-petrichorev
EvoNatura
National Semi-Finalist
Region: Northeast
Agriculture / Water / Waste
Pawtucket, Rhode Island
EvoNatura develops microbial additives that enable plastics to biodegrade faster, cutting pollution and advancing a circular economy.
FLOAT Modern Houseboat Company
Region: South Central
Green Building
New Orleans, Louisiana
FLOAT delivers off-grid, modern floating homes and hotels anywhere a boat can float—responsible retreats for living better with water.
Foregger Energy Solutions
Region: Northeast
Energy Generation
Wellesley, Massachusetts
FES is providing retrofit kits to hybridize cold storage trucking trailers mitigating diesel consumption and emissions by up to 100%.
Fortifyy
National Semi-Finalist
Region: South Central
Green Building
New Orleans, Louisiana
Fortifyy: Every new roof should be FORTIFIED! We match owners to service providers & financing. Increasing insurability and resilience.
https://calendly.com/beth-fortifyy/30min
Gamotech
National Semi-Finalist
Region: Northeast
Energy Distribution / Storage
Blainville (QC), Canada
Gamotech makes the Next Generation Work Truck, an integrated mobile power solution to bring clean energy to jobsites across the continent.
GreenSight Technologies
Region: West
IT/Communications/IoT
San Luis Obispo, California
AI-driven software helping recyclers identify, price, and route electronics to maximize value and reduce e-waste.
https://www.greensighttech.com/
https://calendly.com/jake-greensighttech
Gridwave
Region: West
Transportation
El Cerrito, California
Drop-in smart microgrids to scale EV sales
H2 Everywhere
Region: Northeast
Chemicals / Advanced Materials
Boston, Massachusetts
H2 Everywhere’s onsite hydrogen production units make clean hydrogen from waste heat, cutting costs by 70% without complex infrastructure.
https://calendly.com/alicewang9725
H2O Now
Region: Midwest
Agriculture / Water / Waste
Wrenshall, Minnesota
The world is thirsty. We have converted the household dehumidifier to work outside to run off batteries and solar panels.
HidrogeniCs
Region: West
Chemicals / Advanced Materials
Pleasanton, California
HidrogeniCs decarbonizes natural gas into clean hydrogen and critical graphite, creating a secure, US-based supply chain
HomeWise AI
Region: Northeast
Energy Efficiency
Marlton, Singapore, New Jersey
An AI-powered engagement portal helping home energy contractors deliver exceptional homeowner experiences in energy efficiency programs.
https://hdfnukofdsp.sg.larksuite.com/scheduler/7fad3172ea6fc632
Hubbletek
Region: Rocky Mountain
Energy Efficiency
Phoenix, Arizona
We build passive devices that seamlessly connect to your operations, turning emissions data into extra revenue from carbon credits.
https://calendly.com/hubbletek/30min
HYDGEN
National Semi-Finalist
Region: Northeast
Energy Generation
Singapore, Singapore
HYDGEN makes ultra-pure green hydrogen on-site, on-demand, cutting logistics costs and emissions with modular AEM electrolyzers.
iGridSim, Inc
Region: Pacific Northwest
Energy Distribution / Storage
Portland, Oregon
iGridSim is developing AI for autonomous power grids!
Karbn LLC
Region: West
Transportation
Los Angeles, California
Karbn LLC is transforming heavy duty trucks into hybrid rigs by retrofitting trailers with an electric drive train.
https://www.kvastainless.com/technology.html
KVA Technologies
Region: West
Energy Efficiency
Borrego Springs, California
Integrated welding and heat treating to intensify and electrify power generation fabrication and maintenance.
https://kvastainless.com/technology/
LeRTechX Renewable Energy
Region: West
Green Building
Calgary, Canada
LeRTechX is using rainwater to generate and store energy. Our sustainable, weather-resilient system reduces the utility bills.
https://calendar.google.com/calendar/embed?src=leonard.eva%40lertechx.com&ctz=America%2FEdmonton
LeverageTech Innovations
Region: West
Energy Efficiency
Las Vegas, Nevada
We turn fragmented data & systems into actionable, efficient intelligence driving innovation in Clean Tech. #CleanTech #OpenWorldForum
Lumiaq
Region: Northeast
Green Building
Piscataway, New Jersey
Lumiaq's IoT-enabled smart air filter sensor for HVAC. Data-driven filter changes reduce waste, cut costs, and improve indoor air quality.
Manara Materials
Region: West
Chemicals / Advanced Materials
Oakland, California
Manara Materials is an advanced material recovery and refining technology company sourcing critical minerals from industrial catalyst wastes
Materium Technologies Inc.
Region: Northeast
Chemicals / Advanced Materials
Summit, New Jersey
Materium Technologies is a materials science company developing advanced nanocomposite coatings, assisted by machine-learning techniques.
https://calendly.com/scott_at_materium/cto-verge-meeting
Navia Energy Inc
Region: West
Energy Efficiency
Los Angeles, California
AI enabled, situation optimized abundant renewable energy for mission assurance
Navion Energy
National Semi-Finalist
Region: West
Energy Distribution / Storage
San Francisco, California
Navion is building mission critical backup and energy storage systems (e.g. AI data centers, C&I, grid etc.) with sodium-ion technology.
https://calendly.com/joon-navion
Novagrid
Region: Northeast
Energy Efficiency
Sicklerville, New Jersey
Novagrid automates home-energy retrofits—matching homeowners and pros, handling incentives, and turning upgrades from weeks to days.
https://calendly.com/kdsouza1/novagrid
OpenRoad Technologies
Region: West
Energy Distribution / Storage
Santa Cruz, California
OpenRoad is building the world's first residential Level 3 DC fast-charger, combining fast EV charging and intelligent grid participation.
https://calendly.com/evan-openroad
PFASolve Inc
Region: Northeast
Agriculture / Water / Waste
Jersey City, New Jersey
PFASolve detects, captures & destroys toxic PFAS in minutes—not weeks. Scalable, low-cost tech tackling the forever chemical crisis.
Photometrics AI
Region: West
Energy Efficiency
San Diego, California
The only lighting design tool for controls
https://calendar.app.google/k3gpbEqCv4oLqCcZ6
Pinpoint Irrigation Co.
Region: South Central
Agriculture / Water / Waste
Austin, Texas
Pinpoint’s smart sprinkler system revolutionizes irrigation, cutting water waste and installation costs with a computerized sprinkler head.
https://calendar.app.google/wdMA9wJoVea2Wu6C7
Pipeline Pilot Inc.
Region: Northeast
Green Building
Lexington, Massachusetts
The PipelinePilot® is a patented, low cost, method for installing high quality in-ground heat exchangers, for geothermal heat pumps.
https://sites.google.com/view/pipepilot50/pipeline-pilot-technology
https://calendly.com/arib-707/15min
PolyGone Systems
National Semi-Finalist
Region: Northeast
Agriculture / Water / Waste
Princeton, New Jersey
PolyGone Systems: Building systems that remove up to 98% of microplastics from water. Protecting oceans, communities, & the future.
https://www.polygonesystems.com/
https://calendar.app.google/RmaYZfKhZLd9Lg3P7
Renovigo Chemicals
Region: South Central
Chemicals / Advanced Materials
Baton Rouge, Louisiana
Sustainable propylene and acrylonitrile from carbon dioxide, electricity, ammonia, and water. Stable supply, stable price, lower costs.
https://renovigochemicals.com/
https://calendly.com/jpiper-renovigochemicals/cleantech-open-discussion
Restora Homes
Region: Northeast
Green Building
Providence, Rhode Island
Restora Homes makes electrification effortless, turning homes into clean energy powerhouses, saving 70% on bills and unlocking a $80B market
https://calendly.com/tgrejtak-restorahomes/30min
Seyrab Water Systems
Region: West
Agriculture / Water / Waste
Islamabad, Pakistan
Seyrab is building an IoT platform to optimize groundwater aquifers as nature’s storage tanks & make local water systems climate resilient.
https://app.simplymeet.me/sayaf/45
SMPnet
National Semi-Finalist
Region: Northeast
Energy Efficiency
London, England
SMPnet delivers real-time grid control, optimisation, and analytics to enable autonomous, flexible, and net-zero-ready power networks.
Sol Robotics
Region: West
Energy Distribution / Storage
Belmont, California
Sol Robotics builds autonomous ground robots that clear forest fuels near communities and energy infrastructure, cutting wildfire risk.
https://calendly.com/justin-slc1/30min
Solar Intelligence, Inc
Region: Southeast
Energy Generation
Charlotte, North Carolina
Our breakthrough light transmission technology generates 5x more energy, achieving 80% land savings to boost revenue and profit margins.
https://solar-intelligence.com/
https://calendly.com/solar-intelligence-info/connect-with-solar-intelligence-30-mins
SOLARSYSTEMS
National Semi-Finalist
Region: Southeast
Agriculture / Water / Waste
Miami, Florida
SOLARSYSTEMS replaces plastic bottles with sunlight. Pure water, made & bottled on-site. Less waste, more revenue, circular by design.
SolenSphere LLC
Region: Pacific Northwest
Energy Generation
Klamath Falls, Oregon
SolenSphere research and develop cutting edge floating CSP technology to turn parking lot into power station, charge semi-truck and airship.
SolGrapH, Inc.
Region: West
Chemicals / Advanced Materials
Los Angeles, California
Solgraph uses domestic solar and gas to synthesize anode-grade graphite for electric vehicles, which is largely imported today.
https://calendly.com/charlene-salamat-solgraph/global-forum
SPARK
Region: Rocky Mountain
Energy Efficiency
Denver, Colorado
SPARK’s agentic AI makes real-time energy decisions for property managers, slashing costs and turning buildings into active assets.
calendly.com/courtney-fieldman
SPCTA Industrial
Region: Northeast
Agriculture / Water / Waste
Wilmington, Delaware
SPCTA builds supply chain infrastructure linking informal waste systems to industry, delivering quality recyclables powered by clean energy.
https://calendar.app.google/kdnFaeZMDVVTtAdQ7
Spear the Air Inc
Region: Northeast
Chemicals / Advanced Materials
Allston, Massachusetts
Spear the Air Inc's "Arctic Chloroplast" is a carbon capture membrane. Its captured CO2 can be injected into the concrete processes.
www.linkedin.com/in/pedro-alvarado-camacho-13555236
https://meet.google.com/ibj-fwou-sso
SSG Environmental
National Semi-Finalist
Region: West
Agriculture / Water / Waste
Solihull, West Midlands, United Kingdom
Enzymes that clean up toxic hydrocarbons in 60 days or less while businesses stay operational, terminating liability.
https://meetings-na2.hubspot.com/simon-haycock
Sterrett Levin, Inc.
Region: West
Agriculture / Water / Waste
Las Vegas, Nevada
Sterrett Levin is reinventing irrigation with AI-driven, 5G-connected, self-powered sprinklers using precision spray to cut water use by 50%.
https://www.sterrettlevin.com/
https://calendly.com/kimlevin-sterrettlevin/cleantech-open-global-forum-1-1-with-kim-levin
Structural BioComposites
National Semi-Finalist
Region: Northeast
Green Building
Schenectady, New York
Industrial Hemp Lumber is a Tree-Free alternative to Traditional forest service products.
http://structuralbiocomposites.com
Sustainable Chemicals, Inc.
National Semi-Finalist
Region: Rocky Mountain
Chemicals / Advanced Materials
Golden, Colorado
Sust-Chem makes plant-based next-gen bioplastics that are 20% cheaper, 50% lower CO₂, microplastic-free, targeting $284B PE/PP markets.
Symbiotic Agriculture Incorporated
Region: West
Agriculture / Water / Waste
Woodside, California
Carbon capture and carbon sequestration via Ag. Renewable electricity, Proven enhanced crop yields.
https://symbiotic-agriculture.com/
Teragen Energy
National Semi-Finalist
Region: Northeast
Energy Distribution / Storage
Sutton, Massachusetts
Delivering off grid power for today’s urgent need & long duration energy storage for tomorrow — enabling a 24/7 clean energy future!
https://www.teragenenergy.com/
https://calendly.com/joshua-teragenenergy/cleantech-open-meeting
Upstream Carbon
Region: Northeast
Agriculture / Water / Waste
Boston, Massachusetts
Funding American forest retention with risk-adjusted carbon credits
https://calendly.com/matt-uc1/quick-intro
Vaanelai Inc.
Region: Northeast
Energy Efficiency
Somerset, New Jersey
Al & IOT solution for HVAC&R systems to slash energy costs, maximize performance, enhance predictive maintenance and reduce carbon footprint.
https://calendly.com/venky-sadagopan
Volt Harbor, Inc.
Region: Midwest
Energy Distribution / Storage
Ann Arbor, Michigan
Making energy storage work for any battery!
Wavon Ceramics: Accelerating Manufacturing
Region: Northeast
Energy Efficiency
Pittsburgh, Pennsylvania
Microwave-made ceramic brake pads for cars — 60% cheaper, same performance, 200× less energy use. Made in USA.
Wayside
Region: West
Energy Distribution / Storage
Thousand Oaks, California
Wayside's Whitney BESS delivers fire-safe, compact energy storage. We de-risk and accelerate resilient power projects for any community.
Wind Pulse Energy
Region: West
Energy Generation
Las Vegas, Nevada
We provide energy where its needed. If you need power in remote locations with wind we are your solution.
Yggdrasil Trees
Region: West
Chemicals / Advanced Materials
Marina Del Rey, California
Yggdrasil Trees develops modular, multi-purpose DAC machines designed for integration into urban environments.
CTO Alumni at Global Forum
EMC Squared Vehicles
2019 Alum
Region: West
Transportation
Irvine, California
First fully integrated humanless Shelve to Door Delivery solution in the US. # Autonomy #MaaS #BaaS
https://drive.google.com/file/d/1KZQwTIgBOktX_WbRdnHPRaRauqJmhflx/view?usp=drive_link
Email me at mandar.padhye@emcsv.com
Novos Power
Alum
Region: West
Energy Efficiency
Palo Alto, California
Novos Power builds digitized transformers for AI data centers and stabilizes GPU power in milliseconds. We're leveraging DOE/NASA-backed technology that's projected to reduce lifetime costs by 35%. Our technical co-founder is a member of two national academies.
https://calendly.com/susan-linwood
ThermoShade
2024 Alum
Region: West
Green Building
Los Angeles, California
ThermoShade's high tech cooling panels can be affixed to outdoor structures, creating a shady space that feels up to 20°F cooler than under a standard awning.
Westwood Aerogel Co.
2023 Alum
Region: West
Energy Efficiency
Albany, California
Scalable production of the most insulating material on earth.
westwoodaerogel.com
https://calendly.com/westwood-aerogel/introductory-call
2025 Cohort not at Global Forum
APEX Engineering AI Corporation
Region: West
Agriculture / Water / Waste
Fullerton, California
APEX EAI: secure AI for smarter government, finding answers in seconds, boosting productivity 33%, and preserving institutional knowledge.
https://nut.sh/ell/schedule-booking/350120/XE5wFq
Averra
Region: Northeast
Agriculture / Water / Waste
Boston, Massachusetts
Averra empowers farmers with real-time soil health data through portable biosensors, cutting costs and driving sustainability.
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.
CleanQuity
Region: Northeast
Energy Generation
Jersey City, New Jersey
CleanQuity is an online platform for employees & funds to co-invest in corporate solar projects for returns, perks and climate impact.
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.
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/
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/
LIFE3 LLC
Region: Northeast
IT/Communications/IoT
Queens, New York
LIFE3 builds software for clean energy workforce orgs to streamline training, reduce admin, and report outcomes for funders like NYSERDA.
Lute & Ether
Region: Northeast
Transportation
Arlington, Massachusetts
Adoption of hydrogen fuels for transportation requires technology integration -- that's what we're here to do
R7 Instruments
Region: Northeast
Energy Efficiency
Somerville, Massachusetts
Enabling wide scale cryogenics for quantum and superconducting technologies with novel acoustic refrigeration
SBD Technologies Inc
Region: Northeast
Energy Efficiency
Freeport, Maine
EV fleet copilot at the crossroads of AI, mobility & energy—making operations smarter, faster & more profitable
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
Tensor Planet
Region: Northeast
Transportation
Freehold, New Jersey
AI meets heavy-duty fleets. Tensor Planet predicts breakdowns before they occur—$15K+/truck saved yearly.
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
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.
2025 Investor's circle - Cleantech circle startups
OXbyEL Technologies Inc
Agriculture / Water / Waste
OXbyEL provides 100% water reuse while destroying difficult pollutants like PFAS in water and wastewater- at 20X less cost than incumbents.
www.oxbyel.com
Skip Technology Inc
Energy Distribution / Storage
Skip Technology’s domestically sourced and manufactured long duration energy storage system provides non flammable energy security.
www.skiptechnology.com
Steelhead Composites
Energy Distribution / Storage
Steelhead is a leader in composite storage solutions for the energy transition
www.steelheadcomposites.com
Steeped Coffee
Agriculture / Water / Waste
Steeped Brew Bag made from fully compostable packaging, this game-changing invention brews ultra-premium coffee as simply as tea.
https://savvycal.com/BrianLloydBishop/chat-with-brian-skip-technology-short
Stracker Solar
Energy Generation
Strackers are dual-axis PV trackers maintaining full use of ground below. American-made, UL-listed, 120 mph wind rated,14'ground clearance
stracker.solar
Surge Supply Co
Agriculture / Water / Waste
Sustainable packaging meets automation—Surge Supply Co. streamlines supply chains for foodservice brands to scale efficiently.
https://surgesupplyco.com/
Tensorfield Agriculture
Agriculture / Water / Waste
Tensorfield builds the AI robotics platform that will move farming from industrial brute force to intelligent, adaptive care at scale
https://tensorfield.ag
Terrajoule Energy Inc
Energy Generation
Terrajoule Energy: Electricity and waterless cooling for data centers, faster to hyperscale, disruptively capital-light, no supply limits.
https://www.terrajoule.energy
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