Massachusetts Clean Energy Center

Triton Anchor specializes in subsea technology focused on enhancing anchoring systems for offshore applications. The company provides innovative anchoring station-keeping solutions, accommodating various configurations, including catenary and tension leg systems, suitable for all soil types. Triton Anchor's technology features a lightweight, modular design that can be installed quietly, making it ideal for offshore wind turbines. This approach allows clients to optimize their anchor services while maintaining cost efficiency.

AeroShield specializes in the production of super-insulating, nanoporous glass materials designed for energy-efficient windows. Utilizing silica aerogel, AeroShield's products offer optical clarity akin to traditional glass while delivering superior insulation, making them 50% more effective than conventional double-pane windows. This innovative approach not only enhances thermal comfort but also significantly improves energy performance, allowing window manufacturers to meet sustainability and compliance objectives. Additionally, the payback period for AeroShield's materials is up to five times faster than that of similarly performing windows, making them a compelling choice for the modern market.

Found Energy is a renewable energy company focused on transforming aluminum into a renewable energy carrier. The company specializes in recovering aluminum waste from landfills and employs a carbon-free process to produce hydrogen on-demand, achieving production costs below $0.50 per kilogram. This innovative approach yields hydrogen with a volumetric energy density five times greater than that of liquid hydrogen. By creating a sustainable alternative to fossil fuels, Found Energy aims to empower heavy industries to innovate and expedite their transition to renewable energy solutions, fostering a more sustainable energy landscape without carbon emissions.

Altus Thermal, founded in 2019 and based in Boston, Massachusetts, focuses on transforming thermal energy solutions for residential settings. The company aims to enhance efficiency, comfort, and user experience while providing benefits to the electrical grid. Altus Thermal develops energy technology designed to electrify residential heating, cooling, and hot water systems. By maximizing performance and facilitating better integration with renewable energy sources and other distributed energy resources, the company enables homeowners to electrify their living spaces in an efficient and cost-effective manner.

Blaze Power operates as a lithium-ion battery materials manufacturer. It innovates and commercializes iron-based cathode materials to enable mass-market electrification in transportation and energy storage. The company is driven to industrialize these cathodes in purpose-built inflation reduction act-compliant facilities.

River Otter Renewables is a recycling comany that produced biocrude oil from plant and waste as well as sewage and plastic waste.

Active Surfaces, a Massachusetts-based company, specializes in commercializing ultra-thin-film solar technology developed at MIT. Its core business involves creating flexible, lightweight solar panels that can be seamlessly integrated into everyday materials and surfaces, revolutionizing the conventional energy sector. The company's innovative manufacturing approach significantly reduces production costs, making solar power more accessible and affordable. This technology presents a transformational opportunity for semiconductor and electronics manufacturing, driving down costs for both module production and installation. By enabling virtually any surface to generate power, Active Surfaces aims to accelerate the transition to a cleaner, more sustainable future.

BlocPower is an innovative energy technology company based in Los Angeles, California, focused on creating healthier, greener, and smarter buildings. Established in 2014, BlocPower specializes in providing solar power and energy efficiency solutions tailored for churches, schools, small businesses, non-profits, and homeowners. The company employs advanced technologies and innovative electrification equipment to enhance urban structures, identifying and retrofitting energy-wasting buildings through a proprietary machine learning platform. This platform analyzes data to determine the most effective retrofits, enabling clients to reduce energy consumption and save 20 to 40 percent on their energy bills annually. By connecting various stakeholders—including government agencies, utilities, and equipment providers—BlocPower effectively addresses energy inefficiencies in financially underserved communities, contributing to the advancement of smart and sustainable urban environments.

Loop CO2 is a technology company focused on carbon dioxide utilization, dedicated to creating a sustainable future. The company specializes in innovative solutions that convert CO2 into essential products, including cosmetic oil, adhesives, and thermoplastic elastomers. By transforming CO2 into valuable materials, Loop CO2 enables its customers to reduce their environmental impact and adopt eco-friendly alternatives in their offerings.

Altus Thermal, founded in 2019 and based in Boston, Massachusetts, focuses on transforming thermal energy solutions for residential settings. The company aims to enhance efficiency, comfort, and user experience while providing benefits to the electrical grid. Altus Thermal develops energy technology designed to electrify residential heating, cooling, and hot water systems. By maximizing performance and facilitating better integration with renewable energy sources and other distributed energy resources, the company enables homeowners to electrify their living spaces in an efficient and cost-effective manner.

Triton Anchor specializes in subsea technology focused on enhancing anchoring systems for offshore applications. The company provides innovative anchoring station-keeping solutions, accommodating various configurations, including catenary and tension leg systems, suitable for all soil types. Triton Anchor's technology features a lightweight, modular design that can be installed quietly, making it ideal for offshore wind turbines. This approach allows clients to optimize their anchor services while maintaining cost efficiency.

AeroShield specializes in the production of super-insulating, nanoporous glass materials designed for energy-efficient windows. Utilizing silica aerogel, AeroShield's products offer optical clarity akin to traditional glass while delivering superior insulation, making them 50% more effective than conventional double-pane windows. This innovative approach not only enhances thermal comfort but also significantly improves energy performance, allowing window manufacturers to meet sustainability and compliance objectives. Additionally, the payback period for AeroShield's materials is up to five times faster than that of similarly performing windows, making them a compelling choice for the modern market.

Transaera is a company focused on developing advanced air conditioning solutions that prioritize energy efficiency and environmental sustainability. By utilizing a novel desiccant material, Transaera's cooling systems effectively remove moisture from the air prior to the cooling process, significantly reducing energy consumption and greenhouse gas emissions. These innovative systems are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that enhance indoor comfort while minimizing the impact on global climate and local grid infrastructure. Through its technology, Transaera aims to improve productivity and comfort in indoor environments while contributing to a more sustainable future.

PowerHouse is a company dedicated to combating climate change by providing innovative solar energy solutions. It specializes in developing a solar energy system that overcomes the limitations of traditional deployment methods, offering versatile and aesthetically pleasing options for residential, commercial, and off-grid applications. The company's platform aims to expand the reach of renewable energy, making it more accessible and desirable for clients.

Takachar is a company focused on transforming agricultural waste into valuable products, particularly eco-friendly cooking fuel. Operating primarily in Kenya, it has developed low-cost technologies that enable the conversion of unmanaged agricultural residues into charcoal, a non-toxic and affordable energy source for low-income households. Over the past three years, Takachar has established or assisted seven locally run waste-to-charcoal enterprises, some of which have achieved operational profitability. The company has successfully created approximately 100 jobs and sold 50 tons of its eco-char product. By utilizing oxygen-lean torrefaction reactors, Takachar helps farmers reduce waste through recycling, allowing them to generate additional income while preventing open burning of agricultural residues. The company aims to demonstrate the financial sustainability of these enterprises as a foundation for expanding its franchise network in the future.

VesprSolar is a manufacturer based in Somerville, Massachusetts, founded in 2019 by Robert Sewell. The company specializes in the V-Clamp system, an innovative attachment solution designed to streamline the solar panel installation process. This product aims to make installations faster, more cost-effective, and more reliable by enhancing security and improving the overall strength and resiliency of solar panel setups. VesprSolar's V-Clamp offers a universal solution that caters to the needs of various organizations seeking to secure solar panels efficiently.

Team Solar increases the rate of adoption of energy saving projects such as solar. We capitalize projects for companies that would have financial barriers to do so on their own. We raise the capital for these projects from investors. Our investors get long sustainable cash flow from a completely positive, ethical, sustainable, and repeatable source.

Elateq specializes in advanced electrochemical water treatment technology aimed at purifying wastewater. The company offers an all-in-one system that effectively addresses a diverse array of water contaminants, tailored to meet the specific requirements of various facilities. By employing a process that integrates low-level electricity with proprietary carbon material, Elateq's technology enhances the interaction between carbon and electrochemical processes. This approach efficiently removes heavy metals, pathogens, and toxic chemicals from contaminated water, facilitating the purification of both municipal and industrial wastewater.

Nth Cycle is a metal processing technology company focused on recovering critical minerals from e-waste and low-grade mine tailings. Utilizing its innovative electro-extraction technology, Nth Cycle offers a cleaner and customizable alternative to traditional methods such as hydrometallurgy and pyrometallurgy. This technology allows for the efficient reclamation of valuable metals, thereby reducing reliance on primary mining and establishing a secure secondary source of these essential materials within the United States. By enabling the manufacturing and recycling industries to access new metal sources, Nth Cycle plays a crucial role in supporting the transition to clean energy.

Yard Stick is a company focused on advancing soil carbon measurement to support climate-friendly agricultural practices. By developing a handheld device that utilizes VisNIR spectrometry, Yard Stick enables real-time evaluation of carbon stocks and changes in soil. This innovative technology significantly reduces the cost of soil carbon measurement by over 90%, addressing previous challenges in the field. The company's solutions empower both scientists and farmers to adopt evidence-based regenerative practices that enhance soil health, boost farmer income, and contribute to the fight against climate change. By facilitating more efficient measurement of soil carbon, Yard Stick aims to expand the adoption of sustainable agricultural methods on a large scale.

SYSO Technologies specializes in developing and implementing advanced technology solutions for the renewable energy sector. The company offers an end-to-end management platform designed to maximize the value of renewable energy and storage assets. This cloud-based platform leverages artificial intelligence and a product-agnostic server to control and manage photovoltaic, wind, and storage assets effectively. By utilizing this platform, asset owners can enhance revenue generation, reduce operational costs, and improve overall reliability.

AeroShield specializes in the production of super-insulating, nanoporous glass materials designed for energy-efficient windows. Utilizing silica aerogel, AeroShield's products offer optical clarity akin to traditional glass while delivering superior insulation, making them 50% more effective than conventional double-pane windows. This innovative approach not only enhances thermal comfort but also significantly improves energy performance, allowing window manufacturers to meet sustainability and compliance objectives. Additionally, the payback period for AeroShield's materials is up to five times faster than that of similarly performing windows, making them a compelling choice for the modern market.

Browning the Green Space is a non-profit organization based in New England that aims to enhance diversity and inclusion within the clean energy sector. The organization comprises a coalition of leaders and organizations dedicated to increasing the participation and leadership of underrepresented groups in this field. Browning the Green Space focuses on several key areas, including supporting diversity, equity, and inclusion (DEI) initiatives, facilitating the creation of clean energy jobs, providing training for employers on DEI practices, and promoting contracts with minority- and women-owned firms. Through these efforts, the organization seeks to foster a more equitable and inclusive clean energy landscape.

UMass Clean Energy Extension provides a resource to reduce market barriers and accelerate the adoption of clean energy for Massachusetts cities and towns, businesses, institutions, farms, low-income and multiunit housing, and others.

Xodus Group Ltd. is an engineering and advisory firm that specializes in providing support services to oil and gas upstream operators as well as renewable energy developers globally. Established in 2005 and headquartered in Aberdeen, United Kingdom, the company offers a wide array of services including exploration and appraisal, field development, operations, and decommissioning. Xodus Group also excels in advanced structural engineering, compliance management, and various simulations, addressing challenges in fluid dynamics, integrity management, and safety. The firm develops proprietary applications such as XPLORE for data management in upstream oil and gas, XMAINT to enhance data quality, and XRISK for centralized risk management. With additional offices in locations such as Australia, the United Arab Emirates, and across the UK, Xodus Group serves diverse sectors including oil and gas, LNG, renewables, and utilities, aiming to maximize return on investment for its clients.

Solstice is a company dedicated to making renewable energy accessible to all Americans through community-shared solar power. Founded in 2016 and headquartered in Cambridge, Massachusetts, Solstice provides comprehensive customer solutions for shared solar, including subscriber aggregation and management services aimed at solar developers, utilities, and other providers. By employing community organizing techniques along with its innovative online marketplace, Solstice aggregates consumer demand to facilitate the deployment of community solar projects. This approach enables renters and homeowners with non-optimal roofs to participate in solar energy, allowing them to save on utility bills without upfront costs. Solstice is driven by a commitment to energy equity, striving to ensure that affordable renewable energy is available to every household, regardless of income or credit status. The company has been recognized with multiple awards for its contributions to clean energy and entrepreneurship.

Heila Technologies, Inc. is a Massachusetts-based company that specializes in the development of a platform designed to integrate and optimize distributed energy resources (DERs) such as solar arrays and batteries. The Heila Platform employs a decentralized optimization system that simplifies the management of these resources, enabling the creation of self-managing microgrids. By transforming individual nodes within the energy system into intelligent agents, the platform facilitates autonomous coordination and optimization of power assets. This approach helps to reduce complexity and costs while enhancing resilience and efficiency in energy operations. Heila Technologies serves a diverse clientele, including partners, utility representatives, developers, energy users, and public officials. Originally founded as Heila Technologies LLC, the company was incorporated in 2015 and has its roots in MIT.

EnergySage, LLC is an online marketplace based in Boston, Massachusetts, that specializes in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that enables consumers to explore a variety of energy solutions, including rooftop solar, battery storage, community solar, heat pumps, electric vehicle charging, and more. EnergySage offers educational content, analytical tools, and standardized shopping experiences, allowing users to request and compare competitive quotes from pre-screened installers. This facilitates informed decision-making and streamlines the process of selecting and installing clean energy systems, making it a valuable resource for those seeking sustainable energy alternatives.

Transaera is a company focused on developing advanced air conditioning solutions that prioritize energy efficiency and environmental sustainability. By utilizing a novel desiccant material, Transaera's cooling systems effectively remove moisture from the air prior to the cooling process, significantly reducing energy consumption and greenhouse gas emissions. These innovative systems are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that enhance indoor comfort while minimizing the impact on global climate and local grid infrastructure. Through its technology, Transaera aims to improve productivity and comfort in indoor environments while contributing to a more sustainable future.

Blackburn Energy, Inc. is a Massachusetts-based company that develops and manufactures RelGen, a renewable electric power solution specifically designed for the commercial trucking industry. This innovative technology captures the kinetic energy generated by the driveshaft of long-haul trucks, converting it into electricity through a custom alternator. The generated power is stored in batteries and can be used to operate various truck subsystems, including electric auxiliary power units (APUs), liftgates, and sensors for autonomous driving. By providing a fast-charging system, Blackburn Energy's solution helps reduce fuel consumption and maintenance costs associated with engine idling, promoting cost savings and environmental benefits for trucking fleets. The company’s technology not only enhances the comfort of long-haul drivers but also contributes to significant reductions in carbon emissions, making it a compelling option for fleet operators seeking sustainable and efficient energy solutions. Established in 2008, Blackburn Energy aims to transform heavy trucks into mobile renewable energy platforms.

AeroShield specializes in the production of super-insulating, nanoporous glass materials designed for energy-efficient windows. Utilizing silica aerogel, AeroShield's products offer optical clarity akin to traditional glass while delivering superior insulation, making them 50% more effective than conventional double-pane windows. This innovative approach not only enhances thermal comfort but also significantly improves energy performance, allowing window manufacturers to meet sustainability and compliance objectives. Additionally, the payback period for AeroShield's materials is up to five times faster than that of similarly performing windows, making them a compelling choice for the modern market.

Altus Thermal, founded in 2019 and based in Boston, Massachusetts, focuses on transforming thermal energy solutions for residential settings. The company aims to enhance efficiency, comfort, and user experience while providing benefits to the electrical grid. Altus Thermal develops energy technology designed to electrify residential heating, cooling, and hot water systems. By maximizing performance and facilitating better integration with renewable energy sources and other distributed energy resources, the company enables homeowners to electrify their living spaces in an efficient and cost-effective manner.

FLxDER creates a prototype of its cloud-based software to optimize electric fleet vehicle charging so as to reduce electric grid impacts and costs, and coordinate operation with other distributed energy resources.

Castalune is a predictive software prototype for distributed renewable energy resource optimization.

Ithaca Clean Energy is a company that develops a renewable energy platform designed to enhance the efficiency of energy generation. Utilizing artificial intelligence-driven data analytics, Ithaca aims to improve connectivity and interactivity among stakeholders in the energy sector, including investors, developers, and operators. By providing tools that facilitate better-informed decision-making, Ithaca Clean Energy supports its clients in optimizing their operations and investments in the renewable energy landscape.

Sol Clarity is focused on the development and production of innovative solutions for solar energy efficiency, specifically through its self-cleaning technology. The company creates transparent Electrodynamic Screens (EDS) that can be applied as overlays on solar panels or integrated during the manufacturing process. These screens utilize a system of interdigitated, parallel electrodes to generate a traveling electric wave, which charges dust particles and effectively removes them from the panel's surface. This technology ensures that solar panels stay clean without the need for water, manual labor, or moving parts, thereby enhancing the energy output of solar installations and contributing to their overall effectiveness and reliability.

SYSO Technologies specializes in developing and implementing advanced technology solutions for the renewable energy sector. The company offers an end-to-end management platform designed to maximize the value of renewable energy and storage assets. This cloud-based platform leverages artificial intelligence and a product-agnostic server to control and manage photovoltaic, wind, and storage assets effectively. By utilizing this platform, asset owners can enhance revenue generation, reduce operational costs, and improve overall reliability.

Lydian Labs manufactures renewable energy equipment from industrial plants, landfills or directly from air.

Enel X is a company that specializes in energy supply and optimization, aiming to promote more autonomous and sustainable energy consumption. It provides energy intelligence software (EIS) and demand response services through its software-as-a-service (SaaS) platform, which enables enterprises to manage their energy costs effectively, mitigate risks, and streamline compliance and sustainability reporting. In addition to these services, Enel X offers access to demand response programs globally, creating a valuable revenue stream for businesses while providing utilities and grid operators with a reliable and cost-effective demand-side resource. This focus on innovative energy solutions positions Enel X as a key player in advancing energy efficiency and sustainability in various sectors.

Enel Green Power is a global leader in renewable energy, focusing on the development and management of power plants that utilize a diverse array of resources, including wind, solar, hydroelectric, geothermal, and biomass. Established in December 2008 as part of the Enel Group, the company operates across Europe and the Americas, boasting an installed capacity of 64.7 GW and generating approximately 25 terawatt-hours of electricity annually. This production supports the energy needs of over 8 million households and contributes to significant reductions in carbon emissions, avoiding around 16 million tonnes of CO2 each year. Enel Green Power emphasizes sustainability and innovation while actively collaborating with local communities to promote socio-economic development. The company is committed to expanding its installed capacity and enhancing technological mixes tailored to local conditions, thus playing a crucial role in the global transition to sustainable energy.

E4TheFuture promotes residential clean energy and sustainable resource solutions to advance climate protection and economic fairness.

Highland Electric Transportation is a comprehensive turnkey solutions provider that delivers electric school buses (EVSB) to school districts and third-party managed fleet providers (3PMs).

Plug In America is a coalition of RAV4-EV drivers, former lessees of Honda EV+, GM EV1, Ford Ranger and Ford Th!nk City electric cars, and advocates of energy independence and clean air. Prior to 2008, we functioned as a loose network of individuals organized around various websites like dontcrush.com and saveEV1.com. We then coalesced into a chapter of the Electric Auto Association. On January 2, 2008, Plug In America became a separate California non-profit corporation. On August 18, 2008, we became an official 501(c)(3) public charity! Our Mission Plug In America drives change. We accelerate the shift to plug-in vehicles powered by clean, affordable, domestic electricity to reduce our nation's dependence on petroleum and improve the global environment.

Triton Anchor specializes in subsea technology focused on enhancing anchoring systems for offshore applications. The company provides innovative anchoring station-keeping solutions, accommodating various configurations, including catenary and tension leg systems, suitable for all soil types. Triton Anchor's technology features a lightweight, modular design that can be installed quietly, making it ideal for offshore wind turbines. This approach allows clients to optimize their anchor services while maintaining cost efficiency.

Gridtwin is a SaaS-based company providing software tools to both energy developers and utilities to streamline the interconnection process. Gridtwin was founded by researchers and graduates from the MIT Energy Initiative who were passionate about modernizing the electricity network and developing tools to facilitate that process. Gridtwin is based in Cambridge, Massachusetts.

Medley Thermal specializes in the development of software and thermal electric systems that optimize energy source management for industrial applications. The company has created an electrification system that integrates an electric boiler alongside existing boiler systems. This innovative approach allows for effective dispatching and seamless fuel switching between boilers, ensuring a continuous supply of steam without interruptions. By facilitating the transition from more emissions-intensive fuels to cleaner steam energy, Medley Thermal enables industries to reduce their operational costs and environmental impact, ultimately promoting the use of low-cost and clean energy solutions.

Verdox is dedicated to reversing climate change through the development and deployment of advanced technology. The company’s proprietary electro-swing process, developed at MIT, enables carbon dioxide and other acid gases to be captured with up to 80% less energy and 70% less cost than conventional approaches.

Flux Marine is a company that specializes in the development of electric marine propulsion systems designed to enhance performance while minimizing environmental impact. Its electric boat motors utilize solid-state components that enable zero emissions, thereby significantly reducing pollution levels in marine environments. By focusing on improved performance parameters, Flux Marine aims to enhance transport efficiency within the marine industry. Additionally, the company's motors are virtually maintenance-free, which contributes to lower operational costs and further decreases the carbon footprint associated with traditional marine propulsion systems.

Sistine Solar, Inc. is a renewable energy company based in Somerville, Massachusetts, established in 2012. The company specializes in manufacturing SolarSkin, a product that camouflages solar panels to blend seamlessly with various roofing styles. Sistine Solar offers a range of customizable solar panel options, including architectural shingles, 3-tab shingles, concrete tiles, seamed metal roofs, and bespoke designs. By utilizing techniques from solar photovoltaics, color science, and cognitive sciences, Sistine Solar enables homeowners to personalize their solar installations, allowing for a harmonious integration of renewable energy solutions with the aesthetic preferences of their residences.

Blackburn Energy, Inc. is a Massachusetts-based company that develops and manufactures RelGen, a renewable electric power solution specifically designed for the commercial trucking industry. This innovative technology captures the kinetic energy generated by the driveshaft of long-haul trucks, converting it into electricity through a custom alternator. The generated power is stored in batteries and can be used to operate various truck subsystems, including electric auxiliary power units (APUs), liftgates, and sensors for autonomous driving. By providing a fast-charging system, Blackburn Energy's solution helps reduce fuel consumption and maintenance costs associated with engine idling, promoting cost savings and environmental benefits for trucking fleets. The company’s technology not only enhances the comfort of long-haul drivers but also contributes to significant reductions in carbon emissions, making it a compelling option for fleet operators seeking sustainable and efficient energy solutions. Established in 2008, Blackburn Energy aims to transform heavy trucks into mobile renewable energy platforms.

SolaBlock is an innovative company that specializes in solar-clad masonry and tile wall systems, which integrate renewable energy production into the entire building envelope. By utilizing a combination of conventional concrete blocks and tiles embedded with permanent solar photovoltaic elements, SolaBlock offers a unique solution for both urban and remote locations. Its technology not only enhances energy efficiency but also provides durable features such as weather resistance, theft-proof designs, and vandal resistance. This enables building owners to take advantage of affordable building-integrated photovoltaic panels, thereby economically benefiting from renewable energy while contributing to sustainable construction practices.

INroof.solar specializes in innovative solar roofing systems that seamlessly integrate solar technology into the architecture of homes. By combining premium roofing materials with a unique solar thermal collection system, INroof.solar transforms the roof into a solar panel, offering a streamlined and aesthetically pleasing appearance. Their Nor’easter solar metal roof panels are specifically designed for cool weather, featuring a smooth coating that facilitates snow shedding and can even heat the roof to melt ice when necessary. In addition to solar hot water and space heating, these panels support radiant floor heating and swimming pool heating, making them a versatile choice for various energy needs. Furthermore, INroof panels are compatible with geothermal heating systems, positioning them as a leading solution for homeowners seeking the benefits of solar energy without the conventional look of traditional solar panels.

Camberline Technologies is a developer of a sensor-driven energy platform designed to monitor electricity usage and promote energy conservation. The company's technology provides billing-ready data to utility systems through established data exchange interfaces, facilitating accurate and efficient billing processes. By leveraging this platform, consumers can receive incentives to modify their electricity consumption habits, ultimately supporting efforts to enhance energy efficiency within communities.

Onvector LLC is a technology company based in Somerville, Massachusetts, specializing in innovative solutions for industrial wastewater treatment. Founded in 2018, Onvector develops non-chemical water treatment technologies that leverage advanced plasma and oxidation processes, providing more effective alternatives to traditional methods such as ozone and ultraviolet disinfection. The company's flagship Plasma Vortex technology utilizes a plasma hydrocyclone to eliminate challenging contaminants, including PFAS "forever chemicals," without generating harmful emissions. This approach allows Onvector to serve clients across various sectors, including industrial manufacturing, commercial real estate, and maritime industries, effectively addressing complex environmental challenges related to water and wastewater treatment.

Transaera is a company focused on developing advanced air conditioning solutions that prioritize energy efficiency and environmental sustainability. By utilizing a novel desiccant material, Transaera's cooling systems effectively remove moisture from the air prior to the cooling process, significantly reducing energy consumption and greenhouse gas emissions. These innovative systems are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that enhance indoor comfort while minimizing the impact on global climate and local grid infrastructure. Through its technology, Transaera aims to improve productivity and comfort in indoor environments while contributing to a more sustainable future.

Ascend Elements is a manufacturer of advanced battery materials, specializing in the reclamation of valuable elements from spent lithium-ion batteries. The company employs hydroprocess recycling and direct recycling techniques to deconstruct old cathode materials to the atomic level, allowing for the creation of new cathode materials. This innovative approach not only facilitates the recycling of battery components but also supports clients in maximizing their returns on investments, promoting the economic viability of recycling and the production of low-cost battery materials.

Heila Technologies, Inc. is a Massachusetts-based company that specializes in the development of a platform designed to integrate and optimize distributed energy resources (DERs) such as solar arrays and batteries. The Heila Platform employs a decentralized optimization system that simplifies the management of these resources, enabling the creation of self-managing microgrids. By transforming individual nodes within the energy system into intelligent agents, the platform facilitates autonomous coordination and optimization of power assets. This approach helps to reduce complexity and costs while enhancing resilience and efficiency in energy operations. Heila Technologies serves a diverse clientele, including partners, utility representatives, developers, energy users, and public officials. Originally founded as Heila Technologies LLC, the company was incorporated in 2015 and has its roots in MIT.

Transaera is a company focused on developing advanced air conditioning solutions that prioritize energy efficiency and environmental sustainability. By utilizing a novel desiccant material, Transaera's cooling systems effectively remove moisture from the air prior to the cooling process, significantly reducing energy consumption and greenhouse gas emissions. These innovative systems are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that enhance indoor comfort while minimizing the impact on global climate and local grid infrastructure. Through its technology, Transaera aims to improve productivity and comfort in indoor environments while contributing to a more sustainable future.

Energetic Insurance, Inc. is an InsurTech company based in Boston, Massachusetts, founded in 2016. It specializes in providing solar insurance solutions that address credit and counterparty risks associated with commercial and industrial solar photovoltaic projects. The company offers a product called EneRate, which protects third-party solar developers and asset owners from repayment risks and revenue losses due to defaults on power purchase agreements (PPAs). Energetic Insurance employs a data-driven approach as a Managing General Underwriter, developing innovative risk management products that facilitate solar financing for unrated or below investment grade organizations. This enables solar project developers to undertake more projects and access capital by mitigating payment default risks, thereby enhancing project economics through lower interest rates and improved financial structuring.

Takachar is a company focused on transforming agricultural waste into valuable products, particularly eco-friendly cooking fuel. Operating primarily in Kenya, it has developed low-cost technologies that enable the conversion of unmanaged agricultural residues into charcoal, a non-toxic and affordable energy source for low-income households. Over the past three years, Takachar has established or assisted seven locally run waste-to-charcoal enterprises, some of which have achieved operational profitability. The company has successfully created approximately 100 jobs and sold 50 tons of its eco-char product. By utilizing oxygen-lean torrefaction reactors, Takachar helps farmers reduce waste through recycling, allowing them to generate additional income while preventing open burning of agricultural residues. The company aims to demonstrate the financial sustainability of these enterprises as a foundation for expanding its franchise network in the future.

PolarPanel is a Forbes 30 Under 30 renewable energy startup focused on bringing clean, reliable, and low-maintenance refrigeration technology to the commercial cold chain.

Littoral Power Systems is a developer of hydropower and renewable energy equipment focused on addressing the challenges of cost, environmental impact, and regulatory complexity in the ocean energy sector. The company specializes in the design, manufacture, and installation of products that streamline the construction of energy projects, thereby reducing time, cost, and risk. Littoral Power Systems produces equipment made from recycled materials, which can be deployed in both small configurations suitable for tight waterways and larger setups for energy farms. This innovative approach enables clients to harness energy at a low cost while minimizing environmental impacts.

EnergySage, LLC is an online marketplace based in Boston, Massachusetts, that specializes in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that enables consumers to explore a variety of energy solutions, including rooftop solar, battery storage, community solar, heat pumps, electric vehicle charging, and more. EnergySage offers educational content, analytical tools, and standardized shopping experiences, allowing users to request and compare competitive quotes from pre-screened installers. This facilitates informed decision-making and streamlines the process of selecting and installing clean energy systems, making it a valuable resource for those seeking sustainable energy alternatives.

Pecos Wind Power specializes in the design, construction, and sale of wind turbines aimed at facilitating distributed generation of renewable energy. The company develops turbines that enable clients to generate their own cost-effective electricity, making them suitable for a variety of applications including schools, businesses, and commercial electricity consumers. By providing an affordable solution for renewable energy production, Pecos Wind Power helps clients transition to sustainable energy sources with ease, contributing to a greener energy landscape.

Solstice is a company dedicated to making renewable energy accessible to all Americans through community-shared solar power. Founded in 2016 and headquartered in Cambridge, Massachusetts, Solstice provides comprehensive customer solutions for shared solar, including subscriber aggregation and management services aimed at solar developers, utilities, and other providers. By employing community organizing techniques along with its innovative online marketplace, Solstice aggregates consumer demand to facilitate the deployment of community solar projects. This approach enables renters and homeowners with non-optimal roofs to participate in solar energy, allowing them to save on utility bills without upfront costs. Solstice is driven by a commitment to energy equity, striving to ensure that affordable renewable energy is available to every household, regardless of income or credit status. The company has been recognized with multiple awards for its contributions to clean energy and entrepreneurship.

ZwitterCo specializes in advanced membrane solutions for the treatment of highly impaired wastewater, enabling the reuse and recycling of water resources in industrial applications. The company's innovative reverse osmosis and nanofiltration technologies address the challenges of treating historically unfilterable streams by preventing fouling caused by organic molecules. ZwitterCo's membranes are chlorine-tolerant, back-washable, and resistant to irreversible fouling, which enhances their longevity and performance. By transforming wastewater from a liability into a valuable resource, ZwitterCo helps clients manage their water treatment needs more economically and sustainably, reducing chemical demands and improving operational efficiency.

Medley Thermal specializes in the development of software and thermal electric systems that optimize energy source management for industrial applications. The company has created an electrification system that integrates an electric boiler alongside existing boiler systems. This innovative approach allows for effective dispatching and seamless fuel switching between boilers, ensuring a continuous supply of steam without interruptions. By facilitating the transition from more emissions-intensive fuels to cleaner steam energy, Medley Thermal enables industries to reduce their operational costs and environmental impact, ultimately promoting the use of low-cost and clean energy solutions.

The Community Clean Energy Project (CCEP) model involves consumers, utilities, community stakeholders, technology companies, funders, Federal/State energy programs, clean energy, and mobility organizations, and local government as partners committed to reliable, clean energy future.

Advanced Microgrid Solutions (AMS) specializes in designing, installing, and managing advanced energy storage systems for commercial, industrial, and government buildings. Based in San Francisco with offices across the U.S., AMS deploys large networks of battery systems in buildings to lower energy costs for consumers and support the electric grid. The company's AI-powered software, SigmaOne, optimizes energy trading and maximizes the value of renewables and energy storage assets. AMS also offers microgrid solutions, enabling clean energy access for households, businesses, and communities. Founded in 2013, AMS operates as a subsidiary of Fluence.

Ameresco, Inc. is an energy efficiency solutions provider operating primarily in North America and Europe. Founded in 2000 and headquartered in Framingham, Massachusetts, the company specializes in the development, design, engineering, and installation of projects that aim to reduce energy consumption and operational costs for various sectors, including governmental, educational, utility, healthcare, commercial, and industrial facilities. Ameresco's services encompass upgrades to energy infrastructure and the construction of renewable energy plants that generate electricity, gas, heat, or cooling from sustainable sources. Additionally, the company offers a range of solar energy products and systems, including photovoltaic panels, inverters, solar-powered lighting, and other essential components for both grid-connected and off-grid applications. Through its initiatives, Ameresco supports clients in achieving greater energy efficiency and sustainability.

Borrego Solar is solving the world’s energy problems by accelerating the adoption of renewable energy. Their people are committed to excellence in every aspect of solar design, construction and operation.

NextEra Energy is a leading renewable energy company that generates power from wind and solar sources. It owns and operates contracted clean energy projects in North America, including wind and solar projects, and natural gas infrastructure assets in Texas. The company's renewable energy projects are strategically located in regions favorable for wind and solar energy generation, and they are fully contracted, ensuring stable, long-term cash flows. NextEra Energy also owns a regulated utility, Florida Power & Light, which distributes power to nearly 6 million customer accounts in Florida and contributes significantly to the company's operating earnings. The company's renewable energy segment, NextEra Energy Resources, generates and sells power throughout the United States and Canada, with a diverse portfolio of generation capacity including natural gas, nuclear, wind, and solar.

Solect Energy, located in Hopkinton, Massachusetts, is a prominent leader in the commercial-scale solar sector. The company specializes in providing solar energy solutions tailored for businesses, emphasizing the development, design, and implementation of solar projects that enhance sustainability and reduce energy costs. With a commitment to advancing renewable energy, Solect Energy plays a significant role in helping organizations transition to cleaner energy sources, contributing to both environmental goals and economic benefits. Through its expertise and innovative approach, the company has established itself as a key player in the growing solar energy market.

Sunrun Inc. is a leading provider of residential solar energy systems in the United States, specializing in the design, development, installation, ownership, and maintenance of solar power solutions. Founded in 2007 and headquartered in San Francisco, California, the company offers a unique solar service model that allows homeowners to pay for the electricity generated by the solar systems rather than purchasing the panels outright. This approach enables customers to benefit from lower, locked-in electricity rates while Sunrun maintains and monitors the systems. Operating in twelve states, Sunrun installs solar systems at a rapid pace, averaging one installation every ten minutes. The company utilizes a direct-to-consumer marketing strategy complemented by partnerships with various solar and strategic entities. In addition to solar energy systems, Sunrun also provides battery storage solutions and sells solar products such as panels and racking. With a workforce of over 3,000 employees, Sunrun continues to lead the residential solar market by prioritizing customer savings and sustainable energy solutions.

Energy Futures Group provides expert consulting services informed by national and international experience in the design and evaluation of energy efficiency.

INroof.solar specializes in innovative solar roofing systems that seamlessly integrate solar technology into the architecture of homes. By combining premium roofing materials with a unique solar thermal collection system, INroof.solar transforms the roof into a solar panel, offering a streamlined and aesthetically pleasing appearance. Their Nor’easter solar metal roof panels are specifically designed for cool weather, featuring a smooth coating that facilitates snow shedding and can even heat the roof to melt ice when necessary. In addition to solar hot water and space heating, these panels support radiant floor heating and swimming pool heating, making them a versatile choice for various energy needs. Furthermore, INroof panels are compatible with geothermal heating systems, positioning them as a leading solution for homeowners seeking the benefits of solar energy without the conventional look of traditional solar panels.

Ivys Energy Solutions is a provider of engineering services and products focused on the global energy and renewable sectors. The company specializes in developing hydrogen-based fueling systems that deliver sustainable energy solutions. These systems are designed to provide clean, cost-effective, and reliable energy, thereby enabling clients to transition to cleaner vehicles. Through its innovative approach, Ivys Energy Solutions aims to contribute to the advancement of sustainable energy practices in the industry.

MTPV Power Corporation, established in 2003 and based in Austin, Texas, specializes in innovative clean energy solutions. The company focuses on developing Micron-gap ThermalPhotoVoltaics (MTPV) technology, originally researched at MIT and Draper Laboratory before being brought under MTPV Power's umbrella. Their core product is semiconductor chips designed to convert waste heat from various sources into usable electricity, benefiting industrial businesses by enhancing productivity while reducing energy costs.

Wattjoule is a company focused on the development of a liquid electrical energy storage system. It creates an energy storage center that integrates power-producing and energy-storage components within a single physical package. This system comprises two primary modules: an energy conversion module that utilizes converter stacks in conjunction with standard pumps, sensors, and controls, and an energy storage module designed for tank assembly. This innovative design enables clients to achieve higher power levels, positioning Wattjoule as a significant player in the energy storage sector.

Wright Electric Inc. is a manufacturer of commercial electric airplanes, focusing on reducing costs and emissions in the aviation industry. Founded in 2016 and headquartered in Los Angeles, California, the company utilizes unique propulsion technology to create aircraft that eliminate emissions without relying on offsets. This innovation aims to make zero-emissions flight as economically viable as traditional fossil-fueled aviation, marking a significant step towards the electrification of the aerospace sector and fostering a sustainable future for air travel.

Greentown Labs, Inc. is a climate technology incubator founded in 2011 and located in Somerville, Massachusetts. The company provides co-located prototyping, office, and event spaces specifically designed for businesses in the clean technology, energy, and environmental sectors. Its mission is to foster a vibrant community of entrepreneurs by offering the necessary resources and support to help early-stage companies thrive. By creating shared warehouse spaces and facilitating collaboration, Greentown Labs aims to enable innovative solutions that address pressing climate challenges.

Essess is a technology company that specializes in improving building energy efficiency through its thermal imaging and data analytics platform. The company collects and analyzes energy performance data from a vast number of buildings, synthesizing this information into clear metrics and scores. Essess generates straightforward reports in plain language, making it accessible for building owners to understand potential energy losses and identify areas for improvement. By highlighting issues through easy-to-read thermal images, the platform enables users to implement solutions that enhance comfort and reduce energy costs, thereby promoting greater energy efficiency across large geographic areas.

Harvest Power is a company focused on transforming organic waste materials into renewable energy and high-value soil products, including mulch and organic fertilizers. With facilities across North America, including locations in British Columbia, Ontario, California, and various states in the Mid-Atlantic, Midwest, and Northeastern regions, Harvest Power operates energy gardens that recycle nutrients and energy back into local communities. The company's services facilitate the conversion of discarded organic materials into environmentally beneficial products, such as natural gas and engineered fuels, thereby promoting sustainability and enhancing soil quality. Through its innovative approach, Harvest Power enables communities to effectively manage waste while contributing to ecological health.

EnergySage, LLC is an online marketplace based in Boston, Massachusetts, that specializes in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that enables consumers to explore a variety of energy solutions, including rooftop solar, battery storage, community solar, heat pumps, electric vehicle charging, and more. EnergySage offers educational content, analytical tools, and standardized shopping experiences, allowing users to request and compare competitive quotes from pre-screened installers. This facilitates informed decision-making and streamlines the process of selecting and installing clean energy systems, making it a valuable resource for those seeking sustainable energy alternatives.

SiEnergy Systems LLC is an early-stage company commercializing a novel thin film solid oxide fuel cell (SOFC) developed at Harvard University. The technology uses inexpensive silicon-based technology and nanometer scale electrolytes to create SOFCs that operate at a commercially desirable temperature and are scalable to meet various power requirements. Thin film SOFC is a promising technology that provides solutions to cost and reliability challenges of fuel cells today.

Building Envelope Materials specializes in creating innovative solutions to enhance the energy efficiency of existing buildings. Founded in 2014, the company initially received a grant from the Massachusetts Clean Energy Center to develop a method for injecting closed-cell polyurethane foam into under-insulated wall cavities. This technology has been refined through further funding from various organizations, enabling the company to significantly increase insulation values in typical fiberglass-filled walls, from R10 to R23, resulting in a reduction of energy usage by 25% or more. Their pinhole insulation technique allows for insulation installation through a small, easily repaired opening, completing the process for an entire home in just one day. The company is expanding its offerings to include insulation solutions for cathedral ceilings, dormer roofs, and flat roofs, while also working on safer alternatives to traditional spray foam for new construction applications. By fully implementing their pinhole insulation across all cavities, Building Envelope Materials aims to double or triple the energy savings compared to conventional weatherization methods.

DropWise Technologies Corp. is a manufacturer of advanced coating materials aimed at enhancing the efficiency and longevity of heat exchange equipment in various industries, including power generation and HVAC/R. The company utilizes a unique vapor-based deposition process to create ultra-thin, durable coatings that are chemically grafted to metal surfaces, significantly improving thermal transport and reducing fouling and corrosion. This innovative technology allows power plants to generate the same amount of electricity while using less coolant water, thereby helping to offset carbon emissions. By offering coatings that are hundreds of times thinner than conventional solutions, DropWise addresses critical challenges in thermal fluid systems, allowing for increased heat transfer and operational efficiency. Established in 2014 and headquartered in Cambridge, Massachusetts, DropWise Technologies leverages intellectual property from leading MIT labs to develop a diverse library of coating materials tailored for various applications, including desalination and chemical refining.

CleanFiber, LLC is a manufacturer of cellulose insulation materials designed for use in attics, walls, and floors of both residential and commercial buildings. Founded in 2013 and headquartered in Blasdell, New York, with an additional office in Buffalo, the company specializes in producing high-performance, carbon-negative insulation from recycled corrugated cardboard. This innovative approach not only promotes sustainability but also enables construction companies to build fire-resistant structures while maintaining cost competitiveness. CleanFiber has transitioned from its former name, UltraCell Insulation, LLC, in September 2018, and is currently focused on rapidly scaling up production to meet growing demand in the insulation market.

EverVest is a provider of financial risk analysis and cash flow modeling software tailored for renewable energy investors. The company offers a web-based platform that assists banks, investors, and developers in evaluating and structuring financing for new renewable energy assets. Additionally, EverVest's software includes enterprise risk management features, enabling portfolio managers to effectively assess risks and facilitate sustainable growth within the renewable energy sector.

Blackburn Energy, Inc. is a Massachusetts-based company that develops and manufactures RelGen, a renewable electric power solution specifically designed for the commercial trucking industry. This innovative technology captures the kinetic energy generated by the driveshaft of long-haul trucks, converting it into electricity through a custom alternator. The generated power is stored in batteries and can be used to operate various truck subsystems, including electric auxiliary power units (APUs), liftgates, and sensors for autonomous driving. By providing a fast-charging system, Blackburn Energy's solution helps reduce fuel consumption and maintenance costs associated with engine idling, promoting cost savings and environmental benefits for trucking fleets. The company’s technology not only enhances the comfort of long-haul drivers but also contributes to significant reductions in carbon emissions, making it a compelling option for fleet operators seeking sustainable and efficient energy solutions. Established in 2008, Blackburn Energy aims to transform heavy trucks into mobile renewable energy platforms.

Tessolar is a developer focused on enhancing the performance of solar photovoltaic systems while lowering installation costs. The company specializes in integrated racking products designed for the efficient installation of solar panels, catering to both rooftop and ground mount applications. By utilizing aerospace-quality composite materials, Tessolar's innovative solutions facilitate faster installations and help reduce both soft and hard costs throughout the deployment process. Through its commitment to design innovation, Tessolar aims to advance the solar industry and enhance the accessibility of renewable energy solutions.

DropWise Technologies Corp. is a manufacturer of advanced coating materials aimed at enhancing the efficiency and longevity of heat exchange equipment in various industries, including power generation and HVAC/R. The company utilizes a unique vapor-based deposition process to create ultra-thin, durable coatings that are chemically grafted to metal surfaces, significantly improving thermal transport and reducing fouling and corrosion. This innovative technology allows power plants to generate the same amount of electricity while using less coolant water, thereby helping to offset carbon emissions. By offering coatings that are hundreds of times thinner than conventional solutions, DropWise addresses critical challenges in thermal fluid systems, allowing for increased heat transfer and operational efficiency. Established in 2014 and headquartered in Cambridge, Massachusetts, DropWise Technologies leverages intellectual property from leading MIT labs to develop a diverse library of coating materials tailored for various applications, including desalination and chemical refining.

Infinium Metals, based in Natick, Massachusetts, specializes in the development and commercialization of advanced metallurgical processes for producing lightweight and magnetic materials. The company manufactures essential metals including magnesium, titanium, tantalum, neodymium, dysprosium, and solar-grade silicon using innovative techniques such as solid oxide membrane electrolysis. This low-energy process not only enhances efficiency but also minimizes environmental impact. Infinium Metals provides magnesium for fuel-efficient vehicles and aircraft components, neodymium for magnets used in wind turbines and hybrid vehicles, and elements for high power-to-weight generators. Additionally, the company offers recycling solutions for magnesium and rare earth elements. Infinium serves various industries, including aerospace, automotive, consumer technology, defense, energy, and mass transit. Originally founded in 2008 as Metal Oxygen Separation Technologies, Inc., the company rebranded in 2013 to reflect its broader focus on clean metals.

Xilectric is a company that specializes in developing advanced energy and environmental technologies, particularly in the area of lithium-ion battery systems. It focuses on enhancing the abuse tolerance of these batteries, enabling them to withstand high voltage, high temperatures, and rapid charging processes. Xilectric also produces a new class of low-cost rechargeable batteries based on nickel-iron technology, which minimizes electrolyte degradation and enhances operational performance in extreme weather conditions. This innovation provides electric vehicle manufacturers with durable and reliable battery solutions, ensuring improved safety and longevity for their products.

Essess is a technology company that specializes in improving building energy efficiency through its thermal imaging and data analytics platform. The company collects and analyzes energy performance data from a vast number of buildings, synthesizing this information into clear metrics and scores. Essess generates straightforward reports in plain language, making it accessible for building owners to understand potential energy losses and identify areas for improvement. By highlighting issues through easy-to-read thermal images, the platform enables users to implement solutions that enhance comfort and reduce energy costs, thereby promoting greater energy efficiency across large geographic areas.

DropWise Technologies Corp. is a manufacturer of advanced coating materials aimed at enhancing the efficiency and longevity of heat exchange equipment in various industries, including power generation and HVAC/R. The company utilizes a unique vapor-based deposition process to create ultra-thin, durable coatings that are chemically grafted to metal surfaces, significantly improving thermal transport and reducing fouling and corrosion. This innovative technology allows power plants to generate the same amount of electricity while using less coolant water, thereby helping to offset carbon emissions. By offering coatings that are hundreds of times thinner than conventional solutions, DropWise addresses critical challenges in thermal fluid systems, allowing for increased heat transfer and operational efficiency. Established in 2014 and headquartered in Cambridge, Massachusetts, DropWise Technologies leverages intellectual property from leading MIT labs to develop a diverse library of coating materials tailored for various applications, including desalination and chemical refining.

Greentown Labs, Inc. is a climate technology incubator founded in 2011 and located in Somerville, Massachusetts. The company provides co-located prototyping, office, and event spaces specifically designed for businesses in the clean technology, energy, and environmental sectors. Its mission is to foster a vibrant community of entrepreneurs by offering the necessary resources and support to help early-stage companies thrive. By creating shared warehouse spaces and facilitating collaboration, Greentown Labs aims to enable innovative solutions that address pressing climate challenges.

CleanFiber, LLC is a manufacturer of cellulose insulation materials designed for use in attics, walls, and floors of both residential and commercial buildings. Founded in 2013 and headquartered in Blasdell, New York, with an additional office in Buffalo, the company specializes in producing high-performance, carbon-negative insulation from recycled corrugated cardboard. This innovative approach not only promotes sustainability but also enables construction companies to build fire-resistant structures while maintaining cost competitiveness. CleanFiber has transitioned from its former name, UltraCell Insulation, LLC, in September 2018, and is currently focused on rapidly scaling up production to meet growing demand in the insulation market.

Anfiro, Inc. is a water technology start-up based in Cambridge, Massachusetts, founded in 2014. The company specializes in developing advanced reverse osmosis membranes using self-assembling polymers that are both chlorine resistant and exhibit ultra-high permeability. These innovative membranes significantly enhance the efficiency of water purification and desalination processes, allowing for reduced energy requirements and lower operating costs. By addressing the critical issue of global freshwater scarcity, Anfiro aims to provide clean and affordable water solutions, thereby contributing to a more sustainable future.

Black Island Wind Turbines specializes in manufacturing robust wind turbines designed to operate in harsh environments. Their flagship product, the HRX-series, has proven reliability over a decade of service in Antarctica's extreme marine conditions exceeding 200 mph. The company focuses on high-performance and survivability, with their HR3 model being particularly suited for critical loads and demanding customer requirements.