Massachusetts Clean Energy Center

BlueShift is a climate technology company that specializes in electrochemical processes. It develops systems to capture carbon dioxide directly from the ocean and convert industrial waste into valuable minerals, such as nickel and carbonates. This process not only provides sustainable sources for these materials but also significantly reduces atmospheric carbon, contributing to climate change mitigation.

Triton Anchor specializes in subsea technology aimed at improving anchor systems for offshore applications. The company provides innovative anchoring solutions, including catenary and tension leg configurations, suitable for various soil types. Triton Anchor's technology focuses on delivering efficient and cost-effective anchoring station-keeping services, offering a low-weight, modular system that can be silently installed. This versatility allows clients in the offshore wind industry to optimize their anchoring solutions, enhancing performance while reducing costs.

AeroShield specializes in the production of a super-insulating, nanoporous glass material designed for energy-efficient windows. This innovative material, made from silica aerogel, provides optical clarity akin to traditional glass while delivering insulation performance that is 50% superior to standard windows. By integrating AeroShield's technology between two glass panes, manufacturers can significantly enhance the thermal efficiency of their products. Additionally, the payback period for AeroShield-enhanced windows is up to five times faster than that of comparable high-performance windows, making it an attractive option for both manufacturers and consumers. This focus on sustainability and energy efficiency supports industry compliance goals and improves overall product performance.

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 generate hydrogen on demand, achieving production costs under $0.50 per kilogram. This process yields hydrogen with five times the volumetric energy density of liquid hydrogen, making it a viable alternative to fossil fuels. By providing a sustainable energy solution, Found Energy aims to support heavy industries in their transition to renewable energy sources while maintaining competitive pricing and energy efficiency.

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 has the potential to transform 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.

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.

MacroCycle Technologies is a company developing a chemical recycling process to convert polyethylene terephthalate (PET) and polyester-fiber waste into virgin-grade plastics. Their proprietary technology, based on synthesizing cyclic macromolecules, enables the production of recycled PET with lower energy use than traditional methods. This process offers a sustainable, zero-carbon, and cost-competitive solution for plastic upcycling, contributing to a circular economy.

BlocPower is an energy technology startup based in Los Angeles, California, focused on creating healthier, greener, and smarter buildings. Founded in 2014 in Brooklyn, New York, by Donnel Baird and Morris Cox, the company specializes in retrofitting urban buildings with advanced energy efficiency technologies and green heating and cooling systems. BlocPower identifies energy-wasting buildings and utilizes a proprietary machine learning platform to determine the most effective retrofits for maximizing energy savings. The company connects various stakeholders, including government agencies, utilities, building owners, and equipment providers, to facilitate these upgrades. With a mission to serve financially underserved communities, BlocPower has completed projects in nearly 1,000 buildings, helping customers save 20–40% on their annual energy bills. By leveraging data and innovative financing, BlocPower aims to reduce carbon emissions and improve health outcomes while addressing the climate crisis.

Loop CO2 is a company focused on developing innovative technology that transforms carbon dioxide into essential products, contributing to a sustainable future. By converting CO2 into items such as cosmetic oils, adhesives, and thermoplastic elastomers, Loop CO2 enables its customers to minimize their environmental impact through the use of eco-friendly alternatives. The company's solutions aim to address climate challenges while promoting the utilization of carbon emissions in a productive manner.

Triton Anchor specializes in subsea technology aimed at improving anchor systems for offshore applications. The company provides innovative anchoring solutions, including catenary and tension leg configurations, suitable for various soil types. Triton Anchor's technology focuses on delivering efficient and cost-effective anchoring station-keeping services, offering a low-weight, modular system that can be silently installed. This versatility allows clients in the offshore wind industry to optimize their anchoring solutions, enhancing performance while reducing costs.

AeroShield specializes in the production of a super-insulating, nanoporous glass material designed for energy-efficient windows. This innovative material, made from silica aerogel, provides optical clarity akin to traditional glass while delivering insulation performance that is 50% superior to standard windows. By integrating AeroShield's technology between two glass panes, manufacturers can significantly enhance the thermal efficiency of their products. Additionally, the payback period for AeroShield-enhanced windows is up to five times faster than that of comparable high-performance windows, making it an attractive option for both manufacturers and consumers. This focus on sustainability and energy efficiency supports industry compliance goals and improves overall product performance.

Transaera specializes in the development of energy-efficient cooling systems aimed at minimizing energy consumption and greenhouse gas emissions. The company employs an innovative desiccant material that effectively removes moisture from the air prior to the cooling process, enhancing indoor comfort. Its solutions are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that improve indoor climate control. By reducing the energy demands typically associated with conventional air conditioning units, Transaera's technologies support greater productivity while also alleviating strain on local grid infrastructure and contributing to a more sustainable global climate.

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.

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 water treatment solutions that effectively purify wastewater by utilizing electrochemical technology. Their innovative system treats contaminated water by passing it through low-level electricity combined with a proprietary carbon material, which enhances the purification process. This method effectively removes a variety of contaminants, including heavy metals, pathogens, and toxic chemicals, ensuring that the water meets the specific requirements of both municipal and industrial facilities. Elateq's tailored approach addresses the diverse needs of clients seeking to improve water quality and environmental sustainability.

SYSO Technologies specializes in renewable energy and storage management technology and services. The company has developed a cloud-based platform aimed at enhancing the performance of renewable energy assets. By integrating artificial intelligence with a product-agnostic server, the platform enables asset owners to transform passive renewable generators, such as photovoltaics and wind power, into active energy producers. This approach allows asset owners to maximize the value of their investments by increasing revenue, reducing operational costs, and improving the reliability of their energy systems. SYSO Technologies focuses on providing comprehensive solutions that support the effective management of renewable energy and storage assets.

AeroShield specializes in the production of a super-insulating, nanoporous glass material designed for energy-efficient windows. This innovative material, made from silica aerogel, provides optical clarity akin to traditional glass while delivering insulation performance that is 50% superior to standard windows. By integrating AeroShield's technology between two glass panes, manufacturers can significantly enhance the thermal efficiency of their products. Additionally, the payback period for AeroShield-enhanced windows is up to five times faster than that of comparable high-performance windows, making it an attractive option for both manufacturers and consumers. This focus on sustainability and energy efficiency supports industry compliance goals and improves overall product performance.

Takachar is focused on creating a network of waste management enterprises in Kenya that convert agricultural residues into eco-friendly charcoal, providing an affordable cooking fuel for low-income households. The company has developed low-cost technologies that can be locally manufactured and have been successfully tested in Kenya over the past three years. Since its inception, Takachar has assisted in establishing seven local waste-to-charcoal enterprises, some of which have achieved operational profitability. To date, Takachar has created approximately 100 jobs and sold 50 tons of eco-char. The company aims to demonstrate the long-term financial sustainability of these enterprises, with the intention of developing a franchise network in the future. Additionally, Takachar employs oxygen-lean torrefaction reactors to transform biomass into commercially viable products, helping farmers prevent the open burning of agricultural waste while providing them with opportunities to generate extra income through value-added chemicals.

Yard Stick specializes in measuring soil carbon to support climate-friendly agricultural practices. By addressing significant measurement challenges, the company has developed an innovative handheld device that evaluates carbon stocks and changes in real-time using VisNIR spectrometry. This technology allows for accurate detection of organic carbon levels, significantly reducing the cost of soil carbon measurement by over 90%. As a result, Yard Stick aims to enhance the adoption of evidence-based regenerative practices, which can improve soil health, increase farmers' income, and contribute to combating climate change. Through its advancements, Yard Stick seeks to create opportunities for both scientists and farmers to effectively manage soil carbon, thus facilitating a more sustainable agricultural future.

Nth Cycle is a metal processing technology company that focuses on recovering critical minerals through innovative electro-extraction methods. It collaborates with battery recyclers and mining operations to extract production-grade minerals from e-waste and low-grade mine tailings, offering a cleaner and more customizable alternative to traditional hydrometallurgical and pyrometallurgical processes. By utilizing its advanced recycling technology, Nth Cycle aims to reduce reliance on primary mining, thereby creating a sustainable secondary source of rare earth metals in the United States. This approach supports the manufacturing and recycling industries while contributing to advancements in clean energy.

VesprSolar, founded in 2019 by Robert Sewell in Somerville, Massachusetts, specializes in manufacturing the V-Clamp, a system designed to enhance the efficiency and reliability of solar panel installations. The V-Clamp serves as a universal solution for securing solar panels, optimizing security while also improving strength and resilience. This innovative attachment solution aims to streamline the installation process, making it faster and more cost-effective for companies in the solar energy sector.

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.

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.

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 develops a platform that connects solar arrays, batteries, and other distributed energy resources (DERs) to create self-managing microgrids. The Heila IQ Platform is a decentralized optimization system that simplifies the integration and operation of these resources, allowing for autonomous management and optimization. This technology transforms various components, such as batteries and solar arrays, into independent intelligent agents capable of self-organization and regulation. Heila Technologies serves a diverse clientele, including utility representatives, developers, energy users, and public officials. Founded in 2017 and based in Somerville, Massachusetts, the company aims to facilitate the commercialization of its platform, providing granular analysis and data-driven recommendations to enhance the resilience and efficiency of energy networks while promoting energy savings and reducing carbon emissions.

EnergySage, LLC is an online marketplace based in Boston, Massachusetts, specializing in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that offers educational resources and analytical tools, helping consumers identify and compare suitable clean energy solutions, including rooftop solar, battery storage, community solar, heat pumps, and electric vehicle charging. Through its service, EnergySage guides potential buyers in requesting and evaluating competitive quotes from pre-screened installers, facilitating a convenient and cost-effective shopping experience for clean energy products and services.

AeroShield specializes in the production of a super-insulating, nanoporous glass material designed for energy-efficient windows. This innovative material, made from silica aerogel, provides optical clarity akin to traditional glass while delivering insulation performance that is 50% superior to standard windows. By integrating AeroShield's technology between two glass panes, manufacturers can significantly enhance the thermal efficiency of their products. Additionally, the payback period for AeroShield-enhanced windows is up to five times faster than that of comparable high-performance windows, making it an attractive option for both manufacturers and consumers. This focus on sustainability and energy efficiency supports industry compliance goals and improves overall product performance.

Transaera specializes in the development of energy-efficient cooling systems aimed at minimizing energy consumption and greenhouse gas emissions. The company employs an innovative desiccant material that effectively removes moisture from the air prior to the cooling process, enhancing indoor comfort. Its solutions are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that improve indoor climate control. By reducing the energy demands typically associated with conventional air conditioning units, Transaera's technologies support greater productivity while also alleviating strain on local grid infrastructure and contributing to a more sustainable global climate.

Blackburn Energy, Inc. specializes in renewable energy solutions for the commercial trucking industry through its innovative product, RelGen. This technology harnesses kinetic energy from a truck's drive shaft, converting it into electricity via a custom alternator. The generated power is stored in a battery array, enabling it to supply energy to various truck subsystems including liftgates, electric auxiliary power units (APUs), and sensors for driver-assist and autonomous features. Blackburn Energy's solutions aim to reduce reliance on engine idling, thus cutting fuel and maintenance costs while minimizing carbon emissions. The company's products are particularly beneficial for long-haul drivers, providing essential power for climate control and operational needs during rest periods. Blackburn Energy was founded in 2008 and is headquartered in Amesbury, Massachusetts.

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

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.

SYSO Technologies specializes in renewable energy and storage management technology and services. The company has developed a cloud-based platform aimed at enhancing the performance of renewable energy assets. By integrating artificial intelligence with a product-agnostic server, the platform enables asset owners to transform passive renewable generators, such as photovoltaics and wind power, into active energy producers. This approach allows asset owners to maximize the value of their investments by increasing revenue, reducing operational costs, and improving the reliability of their energy systems. SYSO Technologies focuses on providing comprehensive solutions that support the effective management of renewable energy and storage assets.

Ithaca Clean Energy develops a renewable energy platform that leverages artificial intelligence-driven data analytics to enhance the efficiency of energy generation. The company's technology facilitates greater connectivity and interaction among stakeholders in the energy sector, including investors, developers, and operators. By providing insights and analytics, Ithaca aims to support these parties in making better-informed and optimized decisions regarding energy investments and operations.

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

Sol Clarity is engaged in the development and production of self-cleaning solar technologies. The company specializes in transparent Electrodynamic Screens (EDS), which serve as overlays for solar panels. These screens utilize a unique technology that generates a traveling electric wave to charge and displace dust particles from the panel's surface, effectively preventing dust accumulation. This innovative solution enhances the energy yield and output power of solar panels without the need for water, manual labor, or moving parts. Sol Clarity's approach not only improves the efficiency of solar energy systems but also addresses the challenges associated with maintaining cleanliness in solar installations.

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.

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.

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

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.

Triton Anchor specializes in subsea technology aimed at improving anchor systems for offshore applications. The company provides innovative anchoring solutions, including catenary and tension leg configurations, suitable for various soil types. Triton Anchor's technology focuses on delivering efficient and cost-effective anchoring station-keeping services, offering a low-weight, modular system that can be silently installed. This versatility allows clients in the offshore wind industry to optimize their anchoring solutions, enhancing performance while reducing costs.

Medley Thermal specializes in the development of software and systems designed to optimize the management of energy sources for steam supply. The company focuses on creating thermal electric systems that incorporate an electric boiler alongside existing boiler systems. By utilizing advanced dispatching software, Medley Thermal's solutions enable seamless fuel switching between boilers, ensuring an uninterrupted supply of steam. This approach not only helps industries reduce reliance on more expensive and emissions-intensive fuels but also facilitates a transition to cleaner steam energy, contributing to lower operational costs and enhanced environmental sustainability.

Flux Marine specializes in developing electric marine propulsion systems designed to enhance performance while minimizing environmental impact. The company focuses on creating electric boat motors that utilize solid-state components to achieve zero emissions, thereby reducing pollution in marine environments. By prioritizing efficiency and sustainability, Flux Marine's motors not only enhance transport capabilities but also significantly lower noise and air pollution. Additionally, these propulsion systems are virtually maintenance-free, contributing to a reduced carbon footprint and promoting cleaner practices within the marine industry.

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.

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.

Sistine Solar, Inc. is a renewable energy company that specializes in the design and manufacturing of customizable solar panels, known as SolarSkin. Founded in 2012 and based in Somerville, Massachusetts, the company offers a variety of roofing options, including architectural shingles, 3-tab shingles, concrete tiles, and seamed metal roofs, as well as custom designs. Sistine Solar's innovative approach combines solar photovoltaics with color science and cognitive sciences, allowing homeowners to personalize their solar installations to match the aesthetic of their homes. This enables a seamless integration of solar technology into residential architecture, promoting both functionality and visual appeal.

Blackburn Energy, Inc. specializes in renewable energy solutions for the commercial trucking industry through its innovative product, RelGen. This technology harnesses kinetic energy from a truck's drive shaft, converting it into electricity via a custom alternator. The generated power is stored in a battery array, enabling it to supply energy to various truck subsystems including liftgates, electric auxiliary power units (APUs), and sensors for driver-assist and autonomous features. Blackburn Energy's solutions aim to reduce reliance on engine idling, thus cutting fuel and maintenance costs while minimizing carbon emissions. The company's products are particularly beneficial for long-haul drivers, providing essential power for climate control and operational needs during rest periods. Blackburn Energy was founded in 2008 and is headquartered in Amesbury, Massachusetts.

SolaBlock offers an innovative solution for integrating solar energy production directly into building structures through its solar-clad masonry and tile wall systems. This technology combines conventional building materials, such as concrete blocks and tiles, with permanent solar photovoltaic elements. These systems are designed to be weather-resistant, theft-proof, and vandal-resistant, making them suitable for both urban and remote locations. By utilizing renewable energy sources, SolaBlock allows building owners to economically benefit from building-integrated photovoltaic panels, enhancing the sustainability and energy efficiency of their properties.

Onvector LLC, founded in 2018 and based in Somerville, Massachusetts, specializes in manufacturing advanced devices for industrial wastewater treatment. The company focuses on developing non-chemical water treatment technologies, particularly utilizing its proprietary Plasma Vortex technology, which employs a plasma hydrocyclone to effectively eliminate challenging contaminants such as PFAS and other emerging pollutants. By harnessing the power of directed energy, Onvector's solutions provide robust alternatives to traditional methods like ozone or UV disinfection. Its innovative approaches also include low-voltage radio-frequency technology for cooling water scale suppression, making it a valuable partner for industries including industrial manufacturing, commercial real estate, and maritime operations. The company aims to address critical environmental challenges while ensuring safe and efficient treatment of hazardous substances in water and wastewater.

Camberline Technologies is a company that specializes in a sensor-driven platform designed to monitor electricity usage and promote energy conservation. The platform provides billing-ready data that integrates with existing billing systems, facilitating efficient energy management. By delivering actionable insights, Camberline encourages consumers to adopt more sustainable electricity usage habits, often through attractive incentives. This approach not only supports individual energy conservation efforts but also contributes to broader community sustainability goals.

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.

Transaera specializes in the development of energy-efficient cooling systems aimed at minimizing energy consumption and greenhouse gas emissions. The company employs an innovative desiccant material that effectively removes moisture from the air prior to the cooling process, enhancing indoor comfort. Its solutions are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that improve indoor climate control. By reducing the energy demands typically associated with conventional air conditioning units, Transaera's technologies support greater productivity while also alleviating strain on local grid infrastructure and contributing to a more sustainable global climate.

Heila Technologies develops a platform that connects solar arrays, batteries, and other distributed energy resources (DERs) to create self-managing microgrids. The Heila IQ Platform is a decentralized optimization system that simplifies the integration and operation of these resources, allowing for autonomous management and optimization. This technology transforms various components, such as batteries and solar arrays, into independent intelligent agents capable of self-organization and regulation. Heila Technologies serves a diverse clientele, including utility representatives, developers, energy users, and public officials. Founded in 2017 and based in Somerville, Massachusetts, the company aims to facilitate the commercialization of its platform, providing granular analysis and data-driven recommendations to enhance the resilience and efficiency of energy networks while promoting energy savings and reducing carbon emissions.

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.

Transaera specializes in the development of energy-efficient cooling systems aimed at minimizing energy consumption and greenhouse gas emissions. The company employs an innovative desiccant material that effectively removes moisture from the air prior to the cooling process, enhancing indoor comfort. Its solutions are designed for both residential and commercial applications, providing affordable and environmentally friendly cooling options that improve indoor climate control. By reducing the energy demands typically associated with conventional air conditioning units, Transaera's technologies support greater productivity while also alleviating strain on local grid infrastructure and contributing to a more sustainable global climate.

Energetic Capital was created to catalyze deployment of renewable energy with a focus on sub-investment grade and unrated credit risks. Our process is faster and more scalable than any existing financing options, allowing more organizations to access and procure clean energy and efficiency solutions. We provide a comprehensive financing package that unlocks the benefits of efficient and affordable financing for renewable energy.

Takachar is focused on creating a network of waste management enterprises in Kenya that convert agricultural residues into eco-friendly charcoal, providing an affordable cooking fuel for low-income households. The company has developed low-cost technologies that can be locally manufactured and have been successfully tested in Kenya over the past three years. Since its inception, Takachar has assisted in establishing seven local waste-to-charcoal enterprises, some of which have achieved operational profitability. To date, Takachar has created approximately 100 jobs and sold 50 tons of eco-char. The company aims to demonstrate the long-term financial sustainability of these enterprises, with the intention of developing a franchise network in the future. Additionally, Takachar employs oxygen-lean torrefaction reactors to transform biomass into commercially viable products, helping farmers prevent the open burning of agricultural waste while providing them with opportunities to generate extra income through value-added chemicals.

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 focuses on developing, manufacturing, and installing equipment for hydropower and renewable energy to tackle issues related to cost, environmental impact, and regulatory complexity in ocean energy. The company creates products made from recycled materials that can be utilized in both small-scale applications for constrained waterways and larger energy farms. This approach enables clients to efficiently harvest energy while minimizing costs and reducing environmental impacts.

EnergySage, LLC is an online marketplace based in Boston, Massachusetts, specializing in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that offers educational resources and analytical tools, helping consumers identify and compare suitable clean energy solutions, including rooftop solar, battery storage, community solar, heat pumps, and electric vehicle charging. Through its service, EnergySage guides potential buyers in requesting and evaluating competitive quotes from pre-screened installers, facilitating a convenient and cost-effective shopping experience for clean energy products and services.

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.

Pecos Wind Power is a company that specializes in the design, construction, and sale of wind turbines aimed at facilitating distributed generation of electricity. These turbines are engineered to help clients produce their own renewable energy at a low cost, making them suitable for various installations, including schools, businesses, and commercial electricity consumers. By enabling clients to transition to renewable energy sources, Pecos Wind Power promotes sustainable electricity use in an efficient and user-friendly manner.

ZwitterCo specializes in advanced membrane solutions for the treatment of highly impaired wastewater, focusing on the development of reverse osmosis and nanofiltration technologies. These innovations enable the effective reuse and recycling of water resources by addressing challenges such as fouling and chemical demands. ZwitterCo's membranes are designed to treat historically unfilterable streams, allowing customers to transform waste into a valuable resource. With features such as chlorine tolerance and resistance to irreversible fouling, the company's technology supports steady performance and durability, making wastewater treatment economically viable for industrial applications.

Medley Thermal specializes in the development of software and systems designed to optimize the management of energy sources for steam supply. The company focuses on creating thermal electric systems that incorporate an electric boiler alongside existing boiler systems. By utilizing advanced dispatching software, Medley Thermal's solutions enable seamless fuel switching between boilers, ensuring an uninterrupted supply of steam. This approach not only helps industries reduce reliance on more expensive and emissions-intensive fuels but also facilitates a transition to cleaner steam energy, contributing to lower operational costs and enhanced environmental sustainability.

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.

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.

Solect Energy, located in Hopkinton, Massachusetts, is a prominent player in the commercial-scale solar industry. The company focuses on providing solar energy solutions tailored for businesses, helping them harness renewable energy to reduce costs and enhance sustainability. Solect Energy is known for its expertise in designing, financing, and installing solar energy systems, making it a key partner for organizations looking to transition to solar power.

National Grid is a multinational electricity and gas utility company, headquartered in London, UK. It owns, operates, and maintains high-pressure gas transmission networks in Great Britain, spanning approximately 7,630 kilometers, and provides associated services such as gas metering and liquefied natural gas storage. Additionally, it facilitates electricity and gas transmission systems, serving millions of customers through regulated utility businesses in the UK and US. National Grid is committed to delivering safe, reliable, and efficient energy, while also investing in innovative technologies to reduce greenhouse gas emissions and transition to cleaner, smarter energy systems.

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.

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.

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.

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

WattJoule is a company focused on creating a liquid electrical energy storage system. It develops an energy storage center that integrates power production and energy storage in a single package. This system comprises two main components: an energy conversion module that includes converter stacks, pumps, sensors, and controls, and an energy storage module designed for tank assembly. This innovative approach allows clients to achieve higher power levels, positioning WattJoule as a key player in the energy storage sector.

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 is a clean energy company based in Austin, Texas, that specializes in Micron-gap ThermalPhotoVoltaics (MTPV) technology. Founded in 2003, the company originated its technology from research at MIT and Draper Laboratory. MTPV Power develops semiconductor chips designed to convert waste heat from various sources into clean energy, primarily electricity. This innovation enables industrial businesses to harness alternative energy sources, thereby enhancing productivity and reducing operational costs. Through its advancements in semiconductor technology, MTPV Power aims to contribute to more sustainable energy solutions in the industrial sector.

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.

Wright Electric Inc. is a manufacturer of commercial electric airplanes, focusing on reducing costs and emissions in the aviation industry. Established in 2016 and headquartered in Los Angeles, California, the company utilizes innovative propulsion technology to produce aircraft that eliminate emissions without requiring offsets. This advancement not only promotes zero-emissions flight but also aims to make the operational costs comparable to those of traditional fossil-fueled fleets, thereby facilitating the transition to a more sustainable aerospace sector. Wright Electric is positioned to play a significant role in the electrification of aviation, marking a transformative shift in the industry.

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, specializing in solar and clean energy technologies for homeowners, businesses, and non-profits. Founded in 2009, the company provides a platform that offers educational resources and analytical tools, helping consumers identify and compare suitable clean energy solutions, including rooftop solar, battery storage, community solar, heat pumps, and electric vehicle charging. Through its service, EnergySage guides potential buyers in requesting and evaluating competitive quotes from pre-screened installers, facilitating a convenient and cost-effective shopping experience for clean energy products and services.

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 focuses on creating efficient solutions to minimize thermal energy consumption in buildings. Established in 2014 following a grant from the Massachusetts Clean Energy Center, the company pioneered a method to inject highly insulating closed-cell polyurethane foam into poorly insulated wall cavities. Their innovative pinhole insulation technology allows for insulation of an entire wall through a single small opening, significantly enhancing insulation values from R10 to R23 and achieving energy savings of 25% or more. This technology is not limited to walls; it is being adapted for use in cathedral ceilings, dormer roofs, and flat roofs. Additionally, the company is working on developing safer alternatives to traditional spray foam for various construction applications. When fully implemented, this pinhole insulation system can substantially exceed the energy savings provided by conventional weatherization methods.

CleanFiber, LLC specializes in producing high-performance cellulose insulation materials made from recycled corrugated cardboard for residential and commercial construction. Founded in 2013 and based in Blasdell, New York, with an additional office in Buffalo, CleanFiber transitioned from its previous name, UltraCell Insulation, in September 2018. The company focuses on providing sustainable, carbon-negative insulation solutions that can be applied in attics, walls, and floors, catering to both new construction and retrofit projects. CleanFiber's products not only enhance fire resistance in buildings but also offer a cost-competitive alternative for construction companies, supporting environmentally friendly building practices. The company is currently expanding its production capabilities to meet growing demand.

Tessolar focuses on enhancing the performance of solar photovoltaic systems while lowering installation costs. The company develops integrated racking products specifically designed for solar panel installations, catering to both rooftop and ground mount applications. By utilizing aerospace-quality composite materials in their products, Tessolar enables faster installation processes and effectively reduces both soft and hard costs associated with the deployment lifecycle of solar systems.

DropWise Technologies Corp. specializes in manufacturing advanced coating materials aimed at reducing carbon emissions in power plants and enhancing the efficiency of thermal systems. The company utilizes a unique vapor-based deposition process, developed in collaboration with leading MIT labs, to create ultra-thin, durable coatings that effectively address fouling and corrosion in heat exchange equipment. These coatings are significantly thinner than conventional options, allowing for improved heat transfer and reducing the need for excessive coolant water. DropWise's technology is applicable across various sectors, including power generation, desalination, HVAC/R, and chemical refining. By chemically grafting coatings to surfaces with precision, DropWise enhances the performance of critical components such as heat exchangers, ultimately enabling operators to maintain higher efficiency and durability while minimizing operational costs. Established in 2014 and based in Cambridge, Massachusetts, DropWise Technologies is poised to transform traditional coating solutions and access markets previously deemed unattainable.

DropWise Technologies Corp. specializes in manufacturing advanced coating materials aimed at reducing carbon emissions in power plants and enhancing the efficiency of thermal systems. The company utilizes a unique vapor-based deposition process, developed in collaboration with leading MIT labs, to create ultra-thin, durable coatings that effectively address fouling and corrosion in heat exchange equipment. These coatings are significantly thinner than conventional options, allowing for improved heat transfer and reducing the need for excessive coolant water. DropWise's technology is applicable across various sectors, including power generation, desalination, HVAC/R, and chemical refining. By chemically grafting coatings to surfaces with precision, DropWise enhances the performance of critical components such as heat exchangers, ultimately enabling operators to maintain higher efficiency and durability while minimizing operational costs. Established in 2014 and based in Cambridge, Massachusetts, DropWise Technologies is poised to transform traditional coating solutions and access markets previously deemed unattainable.

EverVest specializes in providing financial risk analysis and cash flow modeling software tailored for renewable energy investors. Its web-based platform aids banks, investors, and developers in evaluating and structuring financing for new renewable energy assets. Additionally, the software offers enterprise risk management capabilities that assist portfolio managers in making informed decisions for sustainable growth in the renewable energy market. Through its innovative solutions, EverVest plays a vital role in enhancing the financial decision-making process within the renewable energy sector.

Blackburn Energy, Inc. specializes in renewable energy solutions for the commercial trucking industry through its innovative product, RelGen. This technology harnesses kinetic energy from a truck's drive shaft, converting it into electricity via a custom alternator. The generated power is stored in a battery array, enabling it to supply energy to various truck subsystems including liftgates, electric auxiliary power units (APUs), and sensors for driver-assist and autonomous features. Blackburn Energy's solutions aim to reduce reliance on engine idling, thus cutting fuel and maintenance costs while minimizing carbon emissions. The company's products are particularly beneficial for long-haul drivers, providing essential power for climate control and operational needs during rest periods. Blackburn Energy was founded in 2008 and is headquartered in Amesbury, Massachusetts.

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 specializes in the development of energy and environmental technologies, particularly in the field of lithium-ion battery innovation. The company manufactures rechargeable batteries designed to enhance abuse tolerance, enabling them to withstand high voltage, elevated temperatures, and rapid charging. Xilectric also offers a novel class of low-cost rechargeable batteries based on nickel-iron technology, which minimizes electrolyte degradation and ensures reliable performance in extreme weather conditions. This advancement provides electric vehicle manufacturers with durable and dependable battery solutions, addressing the growing demand for efficient energy storage in the automotive sector.

DropWise Technologies Corp. specializes in manufacturing advanced coating materials aimed at reducing carbon emissions in power plants and enhancing the efficiency of thermal systems. The company utilizes a unique vapor-based deposition process, developed in collaboration with leading MIT labs, to create ultra-thin, durable coatings that effectively address fouling and corrosion in heat exchange equipment. These coatings are significantly thinner than conventional options, allowing for improved heat transfer and reducing the need for excessive coolant water. DropWise's technology is applicable across various sectors, including power generation, desalination, HVAC/R, and chemical refining. By chemically grafting coatings to surfaces with precision, DropWise enhances the performance of critical components such as heat exchangers, ultimately enabling operators to maintain higher efficiency and durability while minimizing operational costs. Established in 2014 and based in Cambridge, Massachusetts, DropWise Technologies is poised to transform traditional coating solutions and access markets previously deemed unattainable.

Anfiro, Inc. is a water technology start-up based in Cambridge, Massachusetts, founded in 2014. The company specializes in developing advanced reverse osmosis polymer membranes that are both chlorine resistant and exhibit high permeability. By utilizing self-assembling polymers, Anfiro's membranes significantly outperform traditional technologies, leading to reduced costs for desalinating and purifying water. This innovative approach not only enhances efficiency in water treatment processes but also aims to address global freshwater scarcity by making clean and affordable water more accessible. Through its cutting-edge membrane technology, Anfiro seeks to contribute to sustainable water solutions for a better future.

CleanFiber, LLC specializes in producing high-performance cellulose insulation materials made from recycled corrugated cardboard for residential and commercial construction. Founded in 2013 and based in Blasdell, New York, with an additional office in Buffalo, CleanFiber transitioned from its previous name, UltraCell Insulation, in September 2018. The company focuses on providing sustainable, carbon-negative insulation solutions that can be applied in attics, walls, and floors, catering to both new construction and retrofit projects. CleanFiber's products not only enhance fire resistance in buildings but also offer a cost-competitive alternative for construction companies, supporting environmentally friendly building practices. The company is currently expanding its production capabilities to meet growing demand.

SolarOne Solutions, Inc. is a company that specializes in the development and manufacturing of solar-powered lighting and generator systems for various applications globally. Based in Needham, Massachusetts, SolarOne provides a diverse range of products, including overhead lights for pathways, parking lots, and bus shelters, as well as landscape luminaires and solar kits designed for different mounting options. Their systems operate independently of the electric grid, utilizing solar panels as a power source, which ensures reliable operation even during power outages. This independence allows for flexible siting and easy installation, reducing the need for costly electrical infrastructure. SolarOne serves a wide array of customers, including college campuses, government laboratories, and municipalities, and markets its products through a network of representatives and dealers across the United States, Canada, and Mexico. Founded in 2004, SolarOne Solutions has established itself as a provider of effective off-grid solutions that can be implemented with minimal disruption and long-term reliability.

Nuvera Fuel Cells, LLC specializes in manufacturing heavy-duty, zero-emissions engines tailored for mobility applications. The company operates facilities in both the United States and Europe, focusing on clean and efficient fuel cell technology. Nuvera's products serve a diverse range of markets, including on- and off-road vehicles, industrial equipment, port and maritime applications, as well as stationary and portable power solutions. By addressing the demanding requirements of these sectors, Nuvera enables its clients to meet global commercial standards for sustainability and efficiency.

Sparkplug Power is a developer and manufacturer of energy storage equipment, focusing on renewable energy solutions. The company specializes in providing project development and services for energy storage installations, aiming to help commercial and institutional customers reduce their electricity costs. By offering energy storage as a service, Sparkplug Power enables clients to optimize their energy usage and achieve cost savings through effective energy management.

Black Island Wind Turbines specializes in manufacturing high-performance wind turbines designed to operate in challenging environments. Their HRX-series, particularly the HR3 model, is engineered for reliability and efficiency, having proven its durability in extreme conditions, such as those found in Antarctica with winds exceeding 200 mph. These wind turbines cater to clients seeking robust and dependable solutions for harnessing wind energy, making them suitable for critical applications and demanding operational requirements. By focusing on high-reliability options, Black Island Wind Turbines aims to meet the needs of customers who require performance in tough terrains while contributing to sustainable energy production.

Co-op Power is a multi-class, multi-racial movement for a sustainable and just energy future. It has created an innovative structure that enables communities to create community-owned clean energy products and services, businesses, and jobs. It is to research, design, capitalize, and launch their community-owned sustainable energy businesses.

Spruce Power is a U.S.-based company that owns and operates distributed solar energy assets. It provides subscription-based services, making renewable energy accessible to over 52,000 customers nationwide. Spruce generates revenue primarily through selling electricity generated by its home solar systems to customers, third-party contracts for solar renewable energy credits (SRECs), and servicing these agreements.