Helping climatetech startupsTransformindustry faster

Rushnu
Manufacturing & Processing
Turns waste into carbon-neutral chemistry

SensorEra
Food, Water, & Land
SensorEra — provides real time induced seismic monitoring service for unconventional oil and gas production, salt water disposal and carbon injection and sequestration for CCUS.

SEEDiA
Energy & Power
SEEDiA — is making cities sustainable by reducing CO2 emissions and keeping citizen connected and charged up.

TORO Water Air Thermal Technologies Corp.
Energy & Power

Autonomous Marine Systems
Food, Water, & Land

Seabound
Transportation & Logistics

Aeon Blue Technologies
Manufacturing & Processing
By matching chemical plant production with green variable power, ABT offers a solution that can boost profit margins by reducing electricity costs, making plants safer for employees and surrounding communities, and solving one of the most pressing challenges faced by the industrial sector: manufacturing without carbon. Aeon Blue aims for swift deployment of its advanced intermittency technology through licensing and EPC support with a fee and royalties model.

KUBO Greenhouse Projects
Food, Water, & Land

EVLO Energy Storage
Energy & Power

TerraFixing
Manufacturing & Processing
TerraFixing — develops a direct-air-capture technology for cold climates using zeolite-based adsorbent materials.

Allium Engineering
Manufacturing & Processing
Allium Engineering — is a US-based startup founded by two MIT Ph.D graduates that designs and manufactures coated rebar technology that will create a more resilient, affordable, and sustainable infrastructure.

Enerbrain
Infrastructure & Construction

Green Path Strategies
Energy & Power

Aquosmic Corporation
Energy & Power
Aquosmic — analyzes any body of water using satellite images and can determine biomass as well.

Stork, a Fluor Company

Type One Energy
Energy & Power

Arbon
Energy & Power
Low energy humidity-driven modular tech capturing and releasing CO2 for practical decarbonization

FLITE Material Sciences
Manufacturing & Processing

Corumat
Manufacturing & Processing

Quantum New Energy
Infrastructure & Construction
Quantum New Energy’s platform, EnerWisely, is a science-based solution that integrates IoT with data analytics and behavioral science. Quantum New Energy helps users transform their unused energy consumption data into personalized, actionable insights to maximize their monetary savings and reduce their environmental impacts.

Rushnu
Manufacturing & Processing
Turns waste into carbon-neutral chemistry

SensorEra
Food, Water, & Land
SensorEra — provides real time induced seismic monitoring service for unconventional oil and gas production, salt water disposal and carbon injection and sequestration for CCUS.

SEEDiA
Energy & Power
SEEDiA — is making cities sustainable by reducing CO2 emissions and keeping citizen connected and charged up.

TORO Water Air Thermal Technologies Corp.
Energy & Power

Autonomous Marine Systems
Food, Water, & Land

Seabound
Transportation & Logistics

Aeon Blue Technologies
Manufacturing & Processing
By matching chemical plant production with green variable power, ABT offers a solution that can boost profit margins by reducing electricity costs, making plants safer for employees and surrounding communities, and solving one of the most pressing challenges faced by the industrial sector: manufacturing without carbon. Aeon Blue aims for swift deployment of its advanced intermittency technology through licensing and EPC support with a fee and royalties model.

KUBO Greenhouse Projects
Food, Water, & Land

EVLO Energy Storage
Energy & Power

TerraFixing
Manufacturing & Processing
TerraFixing — develops a direct-air-capture technology for cold climates using zeolite-based adsorbent materials.

Allium Engineering
Manufacturing & Processing
Allium Engineering — is a US-based startup founded by two MIT Ph.D graduates that designs and manufactures coated rebar technology that will create a more resilient, affordable, and sustainable infrastructure.

Enerbrain
Infrastructure & Construction

Green Path Strategies
Energy & Power

Aquosmic Corporation
Energy & Power
Aquosmic — analyzes any body of water using satellite images and can determine biomass as well.

Stork, a Fluor Company

Type One Energy
Energy & Power

Arbon
Energy & Power
Low energy humidity-driven modular tech capturing and releasing CO2 for practical decarbonization

FLITE Material Sciences
Manufacturing & Processing

Corumat
Manufacturing & Processing

Quantum New Energy
Infrastructure & Construction
Quantum New Energy’s platform, EnerWisely, is a science-based solution that integrates IoT with data analytics and behavioral science. Quantum New Energy helps users transform their unused energy consumption data into personalized, actionable insights to maximize their monetary savings and reduce their environmental impacts.

WattSto Energy
Energy & Power
We are a leading manufacturer of Long Duration Energy Storage (LDES) and Unique Hybrid Design System, providing Fast, Long Duration, Safe, Sustainable, and Cost-effective energy storage solutions at the microgrid and grid levels. Our innovative technology accelerates the integration of renewable energy, reduces carbon emissions, and provides power for a cleaner future.

Littoral Power Systems
Energy & Power
LPS sells and maintains innovative, cost-effective, low impact hydropower and ocean power equipment.

GreenLIB
Manufacturing & Processing

TalkingHeads Wireless
Energy & Power
TalkingHeads Wireless — develops Smart Network Towers, starting with the world’s most energy-efficient remote radio heads (RRH), which is the hardware box that sits at the top of the cell tower.

Global Algae Innovations
Transportation & Logistics
Global Algae Innovations — grows algae that capture CO2 from the atmosphere to produce protein and oil for food and industrial use.

Terrapin Geothermics
Energy & Power
Terrapin Geothermics — develops energy projects that reduce the emissions intensity of the industrial sectors.

Hygen
Energy & Power

eologix sensor technology
Energy & Power

9T Labs
Manufacturing & Processing

Skytree
Food, Water, & Land
Skytree — harnesses carbon through the power of decentralized direct air capture technology. They create one of the world’s smallest and simplest circular carbon solution to transform how food is grown to provide cleaner water.

SolBid
Energy & Power
SolBid — provides businesses with their unique software and services solution that empowers them to efficiently and effectively deploy clean solar energy resources.

Hicor Technologies Inc.
Energy & Power

Pre Framing Corp
Infrastructure & Construction

Public Grid
Energy & Power

It's Electric
Infrastructure & Construction
it's electric accelerates the adoption of EVs with a scalable and simple Level-2 curbside charging solution, ensuring that every community has access to clean, sustainable transportation options. it's electric's "behind the meter" approach simplifies the installation process by eliminating the need for utility coordination, and is the first in the country to offer EVSE hardware with a detachable cord.

Medley Thermal
Energy & Power
Medley Thermal — links clean, cheap power to steam heating systems, lowering a customer's energy costs and carbon emissions.

Katz Water Technologies
Energy & Power
Katz Water Technologies — recycles their customers’ waste water instead of disposing it and sells the components as valuable materials.

Oxylus Energy
Transportation & Logistics

Via Separations
Manufacturing & Processing
Via Separations — is developing a new membrane material to make manufacturing processes more energy efficient—transforming the production of things like fertilizer and nylon, and with the potential to save a gigaton of carbon each year.

Octavia Carbon Co
Manufacturing & Processing
Geothermal heat to capture and mineralize CO₂

WattSto Energy
Energy & Power
We are a leading manufacturer of Long Duration Energy Storage (LDES) and Unique Hybrid Design System, providing Fast, Long Duration, Safe, Sustainable, and Cost-effective energy storage solutions at the microgrid and grid levels. Our innovative technology accelerates the integration of renewable energy, reduces carbon emissions, and provides power for a cleaner future.

Littoral Power Systems
Energy & Power
LPS sells and maintains innovative, cost-effective, low impact hydropower and ocean power equipment.

GreenLIB
Manufacturing & Processing

TalkingHeads Wireless
Energy & Power
TalkingHeads Wireless — develops Smart Network Towers, starting with the world’s most energy-efficient remote radio heads (RRH), which is the hardware box that sits at the top of the cell tower.

Global Algae Innovations
Transportation & Logistics
Global Algae Innovations — grows algae that capture CO2 from the atmosphere to produce protein and oil for food and industrial use.

Terrapin Geothermics
Energy & Power
Terrapin Geothermics — develops energy projects that reduce the emissions intensity of the industrial sectors.

Hygen
Energy & Power

eologix sensor technology
Energy & Power

9T Labs
Manufacturing & Processing

Skytree
Food, Water, & Land
Skytree — harnesses carbon through the power of decentralized direct air capture technology. They create one of the world’s smallest and simplest circular carbon solution to transform how food is grown to provide cleaner water.

SolBid
Energy & Power
SolBid — provides businesses with their unique software and services solution that empowers them to efficiently and effectively deploy clean solar energy resources.

Hicor Technologies Inc.
Energy & Power

Pre Framing Corp
Infrastructure & Construction

Public Grid
Energy & Power

It's Electric
Infrastructure & Construction
it's electric accelerates the adoption of EVs with a scalable and simple Level-2 curbside charging solution, ensuring that every community has access to clean, sustainable transportation options. it's electric's "behind the meter" approach simplifies the installation process by eliminating the need for utility coordination, and is the first in the country to offer EVSE hardware with a detachable cord.

Medley Thermal
Energy & Power
Medley Thermal — links clean, cheap power to steam heating systems, lowering a customer's energy costs and carbon emissions.

Katz Water Technologies
Energy & Power
Katz Water Technologies — recycles their customers’ waste water instead of disposing it and sells the components as valuable materials.

Oxylus Energy
Transportation & Logistics

Via Separations
Manufacturing & Processing
Via Separations — is developing a new membrane material to make manufacturing processes more energy efficient—transforming the production of things like fertilizer and nylon, and with the potential to save a gigaton of carbon each year.

Octavia Carbon Co
Manufacturing & Processing
Geothermal heat to capture and mineralize CO₂




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.
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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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