Helping climatetech startupsTransformindustry faster

Save Energy Systems
Infrastructure & Construction

Dsider
Energy & Power
SaaS platform to accelerate the expansion of energy-transition projects

VentureWell

Biko Biolabs
Manufacturing & Processing
Biko Biolabs — is developing a platform technology that will empower marginalized or under-resourced communities to solve problems at the local scale. Their first project is a plastic-to-soil technology, a technique for breaking down plastic waste into valuable compost. This allows the community to avoid landfilling, incinerating, or littering the plastic, while also supporting a circular economy and turning the waste into a valuable product.

Greentown Labs

Phase Two Chemicals
Manufacturing & Processing
Advanced electrode and reactor designs for on-site, on-demand chemical generation and energy storage

Amogy
Energy & Power
Amogy — is building a novel portable carbon-free energy system using ammonia as a renewable fuel. Their system has 5x higher system-level energy densities compared to lithium batteries.

SparkCharge
Transportation & Logistics
SparkCharge — is creating a more efficient and connected world of transportation by eliminating range anxiety with its ultra-fast, portable, and modular charging station for electric vehicles.

WindRays Energy LLC
Energy & Power
WindRays Energy LLC — develops new models of wind energy designs to make widespread implementation in densely populated areas more efficient and profitable.

Wootz
Manufacturing & Processing
Carbon nanotube supermaterials to replace or augment traditional metallic conductors

BlueTec Energy
Energy & Power

Manatee Energy
Infrastructure & Construction
Rigorous and automated system design for affordable home heat pumps

Wellbore Consultants
Energy & Power
Advanced subsurface stimulation systems to improve resource recovery while reducing energy intensity, water usage, and surface impact

Clean Crop Technologies
Food, Water, & Land
Improving food safety and reducing food waste by removing contaminants with food-grade gasses and electricity

Sofar Ocean
Food, Water, & Land

Kornit Digital
Manufacturing & Processing
Kornit Digital (formerly Voxel8) — is developing digital manufacturing systems that revolutionize how footwear and athletic apparel are designed, manufactured, and delivered to consumers.

Renu Energy
Manufacturing & Processing
Converting waste and converting it into fuels and energy helping to create a more responsible environment

7Analytics
Infrastructure & Construction
7Analytics is a climate-tech startup developing superior high-precision predictive models for floods, enhancing urban resilience to climate change. Our mission is to empower asset owners, insurance companies and governance with the tools needed to mitigate the impacts of extreme weather events.

Noteworthy AI
Energy & Power
Noteworthy AI — helps electric utilities increase the reliability, resiliency and safety of the distribution grid while reducing cost.

Transocean

Save Energy Systems
Infrastructure & Construction

Dsider
Energy & Power
SaaS platform to accelerate the expansion of energy-transition projects

VentureWell

Biko Biolabs
Manufacturing & Processing
Biko Biolabs — is developing a platform technology that will empower marginalized or under-resourced communities to solve problems at the local scale. Their first project is a plastic-to-soil technology, a technique for breaking down plastic waste into valuable compost. This allows the community to avoid landfilling, incinerating, or littering the plastic, while also supporting a circular economy and turning the waste into a valuable product.

Greentown Labs

Phase Two Chemicals
Manufacturing & Processing
Advanced electrode and reactor designs for on-site, on-demand chemical generation and energy storage

Amogy
Energy & Power
Amogy — is building a novel portable carbon-free energy system using ammonia as a renewable fuel. Their system has 5x higher system-level energy densities compared to lithium batteries.

SparkCharge
Transportation & Logistics
SparkCharge — is creating a more efficient and connected world of transportation by eliminating range anxiety with its ultra-fast, portable, and modular charging station for electric vehicles.

WindRays Energy LLC
Energy & Power
WindRays Energy LLC — develops new models of wind energy designs to make widespread implementation in densely populated areas more efficient and profitable.

Wootz
Manufacturing & Processing
Carbon nanotube supermaterials to replace or augment traditional metallic conductors

BlueTec Energy
Energy & Power

Manatee Energy
Infrastructure & Construction
Rigorous and automated system design for affordable home heat pumps

Wellbore Consultants
Energy & Power
Advanced subsurface stimulation systems to improve resource recovery while reducing energy intensity, water usage, and surface impact

Clean Crop Technologies
Food, Water, & Land
Improving food safety and reducing food waste by removing contaminants with food-grade gasses and electricity

Sofar Ocean
Food, Water, & Land

Kornit Digital
Manufacturing & Processing
Kornit Digital (formerly Voxel8) — is developing digital manufacturing systems that revolutionize how footwear and athletic apparel are designed, manufactured, and delivered to consumers.

Renu Energy
Manufacturing & Processing
Converting waste and converting it into fuels and energy helping to create a more responsible environment

7Analytics
Infrastructure & Construction
7Analytics is a climate-tech startup developing superior high-precision predictive models for floods, enhancing urban resilience to climate change. Our mission is to empower asset owners, insurance companies and governance with the tools needed to mitigate the impacts of extreme weather events.

Noteworthy AI
Energy & Power
Noteworthy AI — helps electric utilities increase the reliability, resiliency and safety of the distribution grid while reducing cost.

Transocean

AmpUp
Transportation & Logistics

R&B Technology
Manufacturing & Processing
R&B Technology (USA) Company Inc. — develops Ari, a cloud-based augmented intelligence software platform that analyzes data and creates holistic recommendations—and elegant visualizations—based on insights that are impossible to see otherwise.

enaDyne
Manufacturing & Processing
enaDyne — develops non-thermal plasma catalysis reactors to convert CO2 into chemicals and fuels.

LA NPDT

EVLO Energy Storage
Energy & Power

AIRCO
Energy & Power

Community Energy Labs
Infrastructure & Construction

Fleet Robotics
Transportation & Logistics
Robotics to clean biofouling from ship hulls, improving fuel consumption for large ships

NW NA
Energy & Power
NW NA — is an independent operator of extremely high-power electric charging stations (IECharge®), distributed electricity storage units (JBox®), and new micro-electricity production units (Tikaz®).

Salient Energy
Energy & Power

Night Vision Technology Solutions (NVTS)

Transaera
Infrastructure & Construction
Ultra-efficient air conditioning using a novel desiccant material

Syzygy Plasmonics
Manufacturing & Processing
Syzygy Plasmonics — is a technology company developing a new type of photocatalytic chemical reactor to revolutionize the industrial gas, chemical, and energy industries.

Parasanti
Parasanti — is a data orchestration/edge computing firm, specializing in extreme operating environments within both the federal space and advanced energy solutions.

REON Technology
Energy & Power
AI-driven optimization of systems through tailored power management of batteries and PV panels for energy storage

Ardent Process Technologies
Energy & Power

Kula Bio
Energy & Power
Kula Bio — supercharges natural nitrogen-fixing microbes with renewable energy in order to deliver reliable, low-cost organic biofertilizers.

Nebumi
Energy & Power
Emissions intelligence platform, monitoring pollution with satellite data and AI

Demia
Manufacturing & Processing
Demia is a secure, real-time data infrastructure and platform that streamlines carbon certification, enabling faster, cost-effective scaling of climate projects on our path to 1 Billion tons of annual impact. With cutting-edge technology and strong industry partnerships, Demia ensures transparency, trust, and maximized climate impact for every dollar invested.

Oxylus Energy
Transportation & Logistics

AmpUp
Transportation & Logistics

R&B Technology
Manufacturing & Processing
R&B Technology (USA) Company Inc. — develops Ari, a cloud-based augmented intelligence software platform that analyzes data and creates holistic recommendations—and elegant visualizations—based on insights that are impossible to see otherwise.

enaDyne
Manufacturing & Processing
enaDyne — develops non-thermal plasma catalysis reactors to convert CO2 into chemicals and fuels.

LA NPDT

EVLO Energy Storage
Energy & Power

AIRCO
Energy & Power

Community Energy Labs
Infrastructure & Construction

Fleet Robotics
Transportation & Logistics
Robotics to clean biofouling from ship hulls, improving fuel consumption for large ships

NW NA
Energy & Power
NW NA — is an independent operator of extremely high-power electric charging stations (IECharge®), distributed electricity storage units (JBox®), and new micro-electricity production units (Tikaz®).

Salient Energy
Energy & Power

Night Vision Technology Solutions (NVTS)

Transaera
Infrastructure & Construction
Ultra-efficient air conditioning using a novel desiccant material

Syzygy Plasmonics
Manufacturing & Processing
Syzygy Plasmonics — is a technology company developing a new type of photocatalytic chemical reactor to revolutionize the industrial gas, chemical, and energy industries.

Parasanti
Parasanti — is a data orchestration/edge computing firm, specializing in extreme operating environments within both the federal space and advanced energy solutions.

REON Technology
Energy & Power
AI-driven optimization of systems through tailored power management of batteries and PV panels for energy storage

Ardent Process Technologies
Energy & Power

Kula Bio
Energy & Power
Kula Bio — supercharges natural nitrogen-fixing microbes with renewable energy in order to deliver reliable, low-cost organic biofertilizers.

Nebumi
Energy & Power
Emissions intelligence platform, monitoring pollution with satellite data and AI

Demia
Manufacturing & Processing
Demia is a secure, real-time data infrastructure and platform that streamlines carbon certification, enabling faster, cost-effective scaling of climate projects on our path to 1 Billion tons of annual impact. With cutting-edge technology and strong industry partnerships, Demia ensures transparency, trust, and maximized climate impact for every dollar invested.

Oxylus Energy
Transportation & Logistics




The way the world makes energy, materials, and food is changing — and the next decade will decide whether that change makes life better: more energy with fewer emissions, more industry with cleaner air, more good jobs.
That future comes from entrepreneurs — the heroes who turn ideas into real products, real companies, and the jobs of the future. And the ones who make it are the ones with a community behind them.
For 15 years, Greentown has been that community — leaning in with the space, the people, the funding, and the first customers they need. Get behind the entrepreneurs building our future.
Our Startups Have Raised Over $0B
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Startups bring the breakthroughs. Corporate partners bring the scale, infrastructure, expertise, and capital to make them matter.
Ready to take your technology to the next level? Join the world's largest community of climatetech and energy entrepreneurs and fast-track your speed to market.


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Access the most concentrated pipeline of vetted climatetech companies in North America. Partner on pilots, invest, or join as a corporate sponsor.

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