Clean Energy Ventures

Queens Carbon is focused on developing a hydrothermal processing technology aimed at significantly reducing energy consumption in industrial applications. The company's innovative system minimizes the energy required for calcination and material synthesis, which is crucial for carbon capture and the production of carbon-neutral cement. By enhancing energy efficiency, Queens Carbon enables industries to lower their greenhouse gas emissions, thereby contributing to sustainable development and addressing the challenges posed by climate change.

DG Matrix is a company that specializes in innovative energy storage and solar solutions aimed at promoting the electrification of various sectors, including electric vehicles. Their offerings include single-unit L3 DC fast charging technology, designed for efficient and optimized charging solutions. DG Matrix focuses on integrating its technologies with microgrids and energy infrastructure to provide effective services for electric vehicle charging, fleet charging, and power electronics. By prioritizing reduced material usage and a smaller ecological footprint, the company aims to achieve significant emissions reductions on a large scale, making electrification more accessible and affordable for clients.

Advanced Ionics specializes in developing innovative electrolyzer technology for generating green hydrogen. The company's primary goal is to lower the costs associated with green hydrogen production by leveraging existing industrial infrastructure and minimizing electricity consumption. This approach supports global decarbonization efforts by offering tailored solutions for various industries.

ConnectDER is a solar technology company based in Philadelphia, Pennsylvania, founded in 2011. It specializes in designing and manufacturing meter collars that facilitate the connection of distributed energy resources (DERs) such as solar photovoltaic systems, battery storage, and electric vehicle charging to residential homes and the grid. By transforming the electricity meter socket into an interconnection point, ConnectDER enhances the integration and management of DERs. The company also offers ConnectDER Cloud, a system that allows fleet operators to access metering data, manage operational parameters, and control firmware remotely. This technology improves the efficiency and resilience of home energy systems while benefiting users, the grid, and the environment.

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.

PeelON develops biodegradable packaging designed to extend the shelf life of fresh produce by creating a proprietary microclimate around items. Its natural-material blend preserves freshness and quality longer, reducing food waste and the need for frequent transport and storage. The packaging is fully biodegradable and compostable, offering an eco-friendly alternative that lowers the carbon footprint of the fresh produce supply chain. By enabling sustainable, efficient packaging, PeelON addresses plastic pollution and contributes to more responsible handling of perishable goods.

Travertine is a company focused on carbon dioxide removal and industrial chemical production, aiming to mitigate the environmental impact associated with the extraction of elements for renewable energy. Utilizing a proprietary electrochemical process, Travertine converts carbon dioxide from the atmosphere into mineral forms while simultaneously producing sulfuric acid, which is essential for critical element extraction and fertilizer production. The company effectively recycles sulfate wastes to generate sulfuric acid, thereby minimizing chemical waste during these processes. Additionally, Travertine generates high-quality carbon credits through its direct air capture and mineralization efforts, contributing to a sustainable approach in mining and fertilizer industries.

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.

Advanced Ionics specializes in developing innovative electrolyzer technology for generating green hydrogen. The company's primary goal is to lower the costs associated with green hydrogen production by leveraging existing industrial infrastructure and minimizing electricity consumption. This approach supports global decarbonization efforts by offering tailored solutions for various industries.

Carbon Upcycling is a carbon technology company focused on decarbonizing hard-to-abate industries through its patented technology. This innovation allows for the permanent storage of carbon dioxide in industrial byproducts and minerals, effectively transforming them into high-performance alternative materials for cement and concrete. By doing so, Carbon Upcycling aims to significantly reduce the carbon footprint of industrial processes while diverting materials from landfills, thereby supporting a circular economy. The company has garnered international recognition for its advancements, being awarded the Carbon XPrize’s X-Factor, named NRMCA’s 2023 Innovative Company, and included in Cleantech Group’s Global Cleantech 100 and Foresight 50’s Canada’s Most Investable Cleantech Ventures.

NitroFix develops emission-free ammonia generation technology. Its innovative electrochemical process, aided by a novel catalyst, produces ammonia with zero carbon emissions.

OxCCU develops renewable energy technology to enable a circular economy for fuels, chemicals, and plastics. The technology combines carbon dioxide from the atmosphere with hydrogen from water and renewable electricity to produce fuels, chemicals, and biodegradable plastics and is positioned to deliver the lowest-cost Power to Liquids pathway.

ConnectDER is a solar technology company based in Philadelphia, Pennsylvania, founded in 2011. It specializes in designing and manufacturing meter collars that facilitate the connection of distributed energy resources (DERs) such as solar photovoltaic systems, battery storage, and electric vehicle charging to residential homes and the grid. By transforming the electricity meter socket into an interconnection point, ConnectDER enhances the integration and management of DERs. The company also offers ConnectDER Cloud, a system that allows fleet operators to access metering data, manage operational parameters, and control firmware remotely. This technology improves the efficiency and resilience of home energy systems while benefiting users, the grid, and the environment.

Noon Energy is a Palo Alto, California-based company founded in 2018 that focuses on developing innovative flow battery technology for economical long-duration energy storage. This technology is designed to convert intermittent renewable electricity, such as solar and wind energy, into on-demand power, allowing for a more reliable energy supply. Noon Energy's rechargeable batteries utilize low-cost storage media that decouples energy and power capacity, providing long-duration storage while eliminating the need for mining precious metals. By enabling customers to scale up the use of renewable electricity, Noon Energy aims to reduce reliance on fossil fuels, as well as decrease pollution and emissions associated with energy production.

GreenPortfolio facilitates sustainable investing by offering climate impact ratings for investments and AI-driven matching with financial advisors.

Travertine is a company focused on carbon dioxide removal and industrial chemical production, aiming to mitigate the environmental impact associated with the extraction of elements for renewable energy. Utilizing a proprietary electrochemical process, Travertine converts carbon dioxide from the atmosphere into mineral forms while simultaneously producing sulfuric acid, which is essential for critical element extraction and fertilizer production. The company effectively recycles sulfate wastes to generate sulfuric acid, thereby minimizing chemical waste during these processes. Additionally, Travertine generates high-quality carbon credits through its direct air capture and mineralization efforts, contributing to a sustainable approach in mining and fertilizer industries.

Itselectric provides curbside electric vehicle charging solutions tailored for urban environments, connecting charging posts behind the meter to adjacent buildings. The system expands public charging access, helping overcome infrastructure and environmental justice barriers, encouraging EV adoption, and improving air quality and community health. Property owners can earn passive income by hosting the charging posts.

Advanced Ionics specializes in developing innovative electrolyzer technology for generating green hydrogen. The company's primary goal is to lower the costs associated with green hydrogen production by leveraging existing industrial infrastructure and minimizing electricity consumption. This approach supports global decarbonization efforts by offering tailored solutions for various industries.

Carbon Upcycling is a carbon technology company focused on decarbonizing hard-to-abate industries through its patented technology. This innovation allows for the permanent storage of carbon dioxide in industrial byproducts and minerals, effectively transforming them into high-performance alternative materials for cement and concrete. By doing so, Carbon Upcycling aims to significantly reduce the carbon footprint of industrial processes while diverting materials from landfills, thereby supporting a circular economy. The company has garnered international recognition for its advancements, being awarded the Carbon XPrize’s X-Factor, named NRMCA’s 2023 Innovative Company, and included in Cleantech Group’s Global Cleantech 100 and Foresight 50’s Canada’s Most Investable Cleantech Ventures.

Nth Cycle is a company specializing in metal processing technology. It collaborates with battery recyclers and miners to recover critical minerals from electronic waste and low-grade mine tailings using its proprietary electro-extraction method, offering an alternative to traditional hydrometallurgy and pyrometallurgy processes.

ClearFlame Engines, Inc. develops and manufactures innovative engines for heavy-duty applications, focusing on decarbonizing the industry by replacing traditional diesel engines. Established in 2016 and headquartered in Woodridge, Illinois, the company serves diverse markets, including marine, agriculture, transportation, power generation, rail, and construction. ClearFlame's patented technology allows heavy-duty engine manufacturers to produce engines that offer higher performance and lower operating costs, providing significant fuel cost savings for their customers. The company's mission is to address the environmental challenges posed by diesel fuel while enhancing engine efficiency and affordability.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

Boston Materials designs and manufactures advanced composite materials, including carbon fiber pre-pregs enabled by its patented Z-axis Fiber technology, which uses vertically aligned carbon fibers to improve energy transfer. The company produces magnetically assembled carbon fiber pre-pregs and other specialty materials for semiconductors, aerospace platforms, and thermal management, delivering lightweight, high-performance solutions for electronics, aviation, electrified vehicles, and related industries. Its processes include roll-to-roll manufacturing with in-line quality control to support scalable production and consistent quality across applications.

Nth Cycle is a company specializing in metal processing technology. It collaborates with battery recyclers and miners to recover critical minerals from electronic waste and low-grade mine tailings using its proprietary electro-extraction method, offering an alternative to traditional hydrometallurgy and pyrometallurgy processes.

Boston Materials designs and manufactures advanced composite materials, including carbon fiber pre-pregs enabled by its patented Z-axis Fiber technology, which uses vertically aligned carbon fibers to improve energy transfer. The company produces magnetically assembled carbon fiber pre-pregs and other specialty materials for semiconductors, aerospace platforms, and thermal management, delivering lightweight, high-performance solutions for electronics, aviation, electrified vehicles, and related industries. Its processes include roll-to-roll manufacturing with in-line quality control to support scalable production and consistent quality across applications.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

SunDensity Inc. is a Boston-based company that specializes in the research, design, and development of innovative Photonic Smart Coating (PSC™) technology. Established in 2016, the company focuses on enhancing efficiencies in photonics through the up and down conversion of light wavelengths, addressing various inefficiencies in the field. SunDensity's PSC™ technology is designed to lower electricity costs generated by solar photovoltaic applications, optimize the thermal and optical properties of architectural glass, and improve the quantum efficiency of optoelectronic instruments. The company also maintains an office in Rochester, New York, where it continues to advance its groundbreaking technologies.

Boston Materials designs and manufactures advanced composite materials, including carbon fiber pre-pregs enabled by its patented Z-axis Fiber technology, which uses vertically aligned carbon fibers to improve energy transfer. The company produces magnetically assembled carbon fiber pre-pregs and other specialty materials for semiconductors, aerospace platforms, and thermal management, delivering lightweight, high-performance solutions for electronics, aviation, electrified vehicles, and related industries. Its processes include roll-to-roll manufacturing with in-line quality control to support scalable production and consistent quality across applications.

ClearFlame Engines, Inc. develops and manufactures innovative engines for heavy-duty applications, focusing on decarbonizing the industry by replacing traditional diesel engines. Established in 2016 and headquartered in Woodridge, Illinois, the company serves diverse markets, including marine, agriculture, transportation, power generation, rail, and construction. ClearFlame's patented technology allows heavy-duty engine manufacturers to produce engines that offer higher performance and lower operating costs, providing significant fuel cost savings for their customers. The company's mission is to address the environmental challenges posed by diesel fuel while enhancing engine efficiency and affordability.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

ConnectDER is a solar technology company based in Philadelphia, Pennsylvania, founded in 2011. It specializes in designing and manufacturing meter collars that facilitate the connection of distributed energy resources (DERs) such as solar photovoltaic systems, battery storage, and electric vehicle charging to residential homes and the grid. By transforming the electricity meter socket into an interconnection point, ConnectDER enhances the integration and management of DERs. The company also offers ConnectDER Cloud, a system that allows fleet operators to access metering data, manage operational parameters, and control firmware remotely. This technology improves the efficiency and resilience of home energy systems while benefiting users, the grid, and the environment.

Boston Materials designs and manufactures advanced composite materials, including carbon fiber pre-pregs enabled by its patented Z-axis Fiber technology, which uses vertically aligned carbon fibers to improve energy transfer. The company produces magnetically assembled carbon fiber pre-pregs and other specialty materials for semiconductors, aerospace platforms, and thermal management, delivering lightweight, high-performance solutions for electronics, aviation, electrified vehicles, and related industries. Its processes include roll-to-roll manufacturing with in-line quality control to support scalable production and consistent quality across applications.

ConnectDER is a solar technology company based in Philadelphia, Pennsylvania, founded in 2011. It specializes in designing and manufacturing meter collars that facilitate the connection of distributed energy resources (DERs) such as solar photovoltaic systems, battery storage, and electric vehicle charging to residential homes and the grid. By transforming the electricity meter socket into an interconnection point, ConnectDER enhances the integration and management of DERs. The company also offers ConnectDER Cloud, a system that allows fleet operators to access metering data, manage operational parameters, and control firmware remotely. This technology improves the efficiency and resilience of home energy systems while benefiting users, the grid, and the environment.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

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.

Boston Materials designs and manufactures advanced composite materials, including carbon fiber pre-pregs enabled by its patented Z-axis Fiber technology, which uses vertically aligned carbon fibers to improve energy transfer. The company produces magnetically assembled carbon fiber pre-pregs and other specialty materials for semiconductors, aerospace platforms, and thermal management, delivering lightweight, high-performance solutions for electronics, aviation, electrified vehicles, and related industries. Its processes include roll-to-roll manufacturing with in-line quality control to support scalable production and consistent quality across applications.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

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.

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.

Zagster Inc. is a provider of bike-sharing programs, specializing in the design, construction, and operation of both private and public-private bike-sharing systems in North America. Founded in 2007 and headquartered in Cambridge, Massachusetts, the company partners with property managers, universities, corporate campuses, hotels, and small cities to offer bike-sharing solutions tailored to the needs of tenants, employees, guests, and residents. Zagster's comprehensive offerings include a mobile application that facilitates the unlocking, riding, and returning of bikes, as well as a micro-mobility operations platform for e-mobility providers. Additionally, the company provides maintenance and rider support services, ensuring a seamless experience for users.

Founded in 2008, this company specializes in manufacturing equipment for solar panel production. Its core technology, the floating silicon method, enhances wafer efficiency, reduces manufacturing costs and emissions.

Autonomous Marine Systems Inc. is a marine data services company based in Somerville, Massachusetts, established in 2009. The company specializes in collecting and transmitting hydrographic data utilizing low-cost, self-powered ocean surface drones that operate autonomously. These wind and solar-powered robotic sailboats are deployed in fleets to form an intelligent sensor network, enabling customized surveys for various sectors including defense, energy, shipping, fishing, and research. By providing long-duration mission capabilities over extensive geographic areas, Autonomous Marine Systems allows clients to gather crucial marine data while minimizing risks to human life and reducing the costs associated with traditional vessels in challenging marine environments.

Zagster Inc. is a provider of bike-sharing programs, specializing in the design, construction, and operation of both private and public-private bike-sharing systems in North America. Founded in 2007 and headquartered in Cambridge, Massachusetts, the company partners with property managers, universities, corporate campuses, hotels, and small cities to offer bike-sharing solutions tailored to the needs of tenants, employees, guests, and residents. Zagster's comprehensive offerings include a mobile application that facilitates the unlocking, riding, and returning of bikes, as well as a micro-mobility operations platform for e-mobility providers. Additionally, the company provides maintenance and rider support services, ensuring a seamless experience for users.

Solantro Semiconductor Corp. is a Canadian semiconductor company established in 2009, specializing in the design and manufacture of integrated circuits for grid applications, particularly within the renewable energy sector. The company develops a range of products, including analog power managers, DC-DC power optimizers, and micro-inverter controllers, which are essential for converting solar energy into usable power. Their chipsets enhance solar panels, enabling them to function as integrated power generators. Solantro's technology supports various applications, including intelligent photovoltaic module safety disconnects and battery chargers, while also offering software development tools for system integration. The company serves clients in power electronics, smart grid, and renewable energy industries, providing semiconductor-based architectures that facilitate the measurement, processing, and management of power from distributed energy resources.

WeSpire Inc. is an engagement platform headquartered in Boston, Massachusetts, that specializes in sustainability and responsibility programs for global corporations. Founded in 2010 and previously known as Practically Green, the company employs persuasive technology to foster employee engagement in a variety of initiatives, including energy efficiency, water conservation, waste management, transportation, food sustainability, volunteerism, and corporate citizenship. WeSpire's platform utilizes dynamic content, social levers, and gamification, supported by applied behavioral science, to enhance participation in these programs. By providing a configurable library of action-based programs, WeSpire enables organizations to drive measurable positive impacts and improve environmental, social, and cultural outcomes. The company collaborates with prominent brands such as Unilever, MGM Resorts International, and Sony to promote engagement in corporate sustainability and social responsibility efforts.

Skystream Markets Inc. operates as an institutional transaction platform for the environmental markets in the United States and internationally. Its platform offers automation in the trade cycle, including execution, trade capture, processing, and reporting. The company also acts as a neutral intermediary for market participants in the environmental markets; provides client support, which includes structuring customized physical and financial hedging strategies in the spot, option, and forward markets; and builds auctions and electronic markets for the primary and secondary markets in renewable energy certificate (REC) markets. In addition, Skystream Markets offers transaction services in REC markets. Further, the company operates a trading platform that connects pools of capital with renewable power projects through an electronic process. It serves power producers and major trading counterparties. Skystream Markets was founded in 2009 and is based in New York, New York with a sales office in Boston, Massachusetts.

Skystream Markets Inc. operates as an institutional transaction platform for the environmental markets in the United States and internationally. Its platform offers automation in the trade cycle, including execution, trade capture, processing, and reporting. The company also acts as a neutral intermediary for market participants in the environmental markets; provides client support, which includes structuring customized physical and financial hedging strategies in the spot, option, and forward markets; and builds auctions and electronic markets for the primary and secondary markets in renewable energy certificate (REC) markets. In addition, Skystream Markets offers transaction services in REC markets. Further, the company operates a trading platform that connects pools of capital with renewable power projects through an electronic process. It serves power producers and major trading counterparties. Skystream Markets was founded in 2009 and is based in New York, New York with a sales office in Boston, Massachusetts.

7AC Technologies Inc. is a company based in Beverly, Massachusetts, that specializes in innovative HVAC solutions using a unique membrane-isolated plastic plate technology. Founded in 2009 and formerly known as 7Solar Technologies, the company focuses on developing ultra-efficient liquid desiccant systems designed for commercial and industrial buildings. These systems offer significant energy savings, achieving over a 50% reduction in energy costs compared to traditional HVAC units. As of November 2020, 7AC Technologies operates as a subsidiary of Emerson Electric Co.

VCharge, Inc. is a technology company that specializes in intelligent infrastructure for managing transactive electric loads, primarily across Maine, Massachusetts, Pennsylvania, and expanding into international markets such as Germany, Ireland, and the United Kingdom. Founded in 2009 and headquartered in Providence, Rhode Island, VCharge develops the VNet power management platform, which coordinates the activities of distributed transactive load assets. The company also provides SmartBricks and SmartHydro, controllers for electric thermal storage heating systems, and VConsole, a web-based interface for users and utilities. VCharge focuses on retrofitting existing electric thermal storage systems, which are more common in Europe, to enhance energy efficiency and reduce costs for homeowners. Through energy arbitrage and grid services, VCharge helps users save significantly on heating costs while contributing to the stability and efficiency of the electric grid, particularly as the energy landscape shifts towards greater reliance on renewable sources.

Next Step Living provides home energy evaluations and solutions for individuals and organizations. It offers energy assessment and diagnostics, air sealing and insulation, and multi-family retrofit services. The company also provides customized solutions, such as HVAC repair and replacement, window replacement and installation, solar or geothermal systems installation, building automation, interior and exterior lighting design, and custom retrofit services. Its sustainability solutions include water efficiency and purification, landscape design and management, and indoor air quality services. The company provides assessment and diagnostic processes to heating and cooling, domestic hot water, and electricity and lighting needs. Next Step Living partners with more than 400 municipalities, civic organizations, contractors, and corporations to deliver energy-efficient and environmental-friendly solutions to its customers. Those solutions include home energy assessments, weatherization work, energy-efficient windows, efficient heating, and cooling solutions, and access to solar solutions. Next Step Living was founded in 2008 by Geoff Chapin and is based in Boston, Massachusetts.

OutSmart Power Systems, LLC is a Massachusetts-based company that specializes in lean energy management software and services designed for commercial and industrial (C&I) buildings, particularly grocery stores, convenience stores, and cold storage facilities. Established in 2008, the company offers innovative solutions such as EnergyMate, a miniature metering technology that monitors energy and power parameters, and the OutSmart Analytics Platform (OSAP), which stores and analyzes data to uncover energy-saving opportunities. OutSmart's approach focuses on providing detailed insights into energy consumption and equipment health, particularly for critical systems like refrigeration, HVAC, and lighting. The company enhances energy management by categorizing and prioritizing activities related to energy use while offering basic and advanced analytics, reporting programs, and total energy savings services. By leveraging specialized sensor technology and data extraction techniques, OutSmart delivers granular monitoring capabilities that improve operational efficiency and reduce energy costs, often achieving payback periods of less than a year for its clients.

Powerhouse Dynamics, Inc. is a technology company specializing in enterprise energy and asset management systems tailored for small commercial facilities. Founded in 2008 and based in Newton, Massachusetts, the company offers the SiteSage platform, which centralizes the control, analysis, and management of energy-consuming equipment. This cloud-based system is designed to enhance operational efficiency through powerful analytics, providing users with insights via straightforward online and mobile interfaces. SiteSage continuously improves energy efficiency by monitoring power consumption, gas, and water usage, and it enables remote management of equipment such as HVAC systems. Additionally, the platform supports food safety and utility bill management, catering to a diverse client base that includes restaurants, convenience stores, and retail establishments. Powerhouse Dynamics operates as a subsidiary of The Middleby Corporation as of April 2019.

PurposeEnergy, Inc. specializes in providing consultative services and wastewater management solutions primarily for the food and beverage industry. Established in 2007 and headquartered in Woburn, Massachusetts, the company conducts comprehensive audits of clients' wastewater strategies and offers tailored recommendations for organic waste remediation and technology enhancements. PurposeEnergy develops advanced wastewater systems that convert organic residuals into renewable energy and clean water. This innovative approach helps clients improve production efficiency, reduce costs associated with trucking and off-site waste disposal, lower energy and water expenses, and minimize their carbon footprint.

Exterra is a technology company focused on developing solutions for durable CO2 storage using mineral waste. Its proprietary technologies enable the production of low-carbon oxides and critical minerals from ores and mine tailings, integrating into mineral processing operations to reduce costs and facilitate decarbonization.