DG Matrix
Seed Round in 2025
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.
ConnectDER
Series D in 2024
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.
ConnectDER
Series C in 2023
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.
VoltServer
Series B in 2023
VoltServer develops innovative power distribution products using its patented Digital Electricity technology. It manufactures solutions that deliver touch-safe electricity via off-the-shelf data cables, offering significant cost savings, increased speed, distance, efficiency, intelligence, and flexibility compared to traditional electrical installations. Established in 2011, VoltServer serves diverse industries such as telecommunications, data centers, renewable energy, electric vehicles, indoor agriculture, and commercial buildings.
LineVision
Series C in 2022
LineVision, Inc. is a company that specializes in developing advanced transmission line monitoring systems for electric utilities. Founded in 2018 and headquartered in Somerville, Massachusetts, LineVision offers a patented non-contact sensor technology that enables real-time monitoring and analytics of overhead power lines. This system provides crucial insights into the health and performance of transmission lines, allowing utilities to enhance capacity, reliability, and safety without the need for scheduled outages or specialized installation equipment. Key features of LineVision's platform include asset management, dynamic line ratings, and a secure web interface for data and analytics. By leveraging these capabilities, LineVision supports utility partners in their efforts to improve grid resilience and facilitate the energy transition.
LineVision
Series B in 2021
LineVision, Inc. is a company that specializes in developing advanced transmission line monitoring systems for electric utilities. Founded in 2018 and headquartered in Somerville, Massachusetts, LineVision offers a patented non-contact sensor technology that enables real-time monitoring and analytics of overhead power lines. This system provides crucial insights into the health and performance of transmission lines, allowing utilities to enhance capacity, reliability, and safety without the need for scheduled outages or specialized installation equipment. Key features of LineVision's platform include asset management, dynamic line ratings, and a secure web interface for data and analytics. By leveraging these capabilities, LineVision supports utility partners in their efforts to improve grid resilience and facilitate the energy transition.
ConnectDER
Series B in 2020
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.
LineVision
Convertible Note in 2019
LineVision, Inc. is a company that specializes in developing advanced transmission line monitoring systems for electric utilities. Founded in 2018 and headquartered in Somerville, Massachusetts, LineVision offers a patented non-contact sensor technology that enables real-time monitoring and analytics of overhead power lines. This system provides crucial insights into the health and performance of transmission lines, allowing utilities to enhance capacity, reliability, and safety without the need for scheduled outages or specialized installation equipment. Key features of LineVision's platform include asset management, dynamic line ratings, and a secure web interface for data and analytics. By leveraging these capabilities, LineVision supports utility partners in their efforts to improve grid resilience and facilitate the energy transition.
ConnectDER
Series B in 2019
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.
LineVision
Series A in 2019
LineVision, Inc. is a company that specializes in developing advanced transmission line monitoring systems for electric utilities. Founded in 2018 and headquartered in Somerville, Massachusetts, LineVision offers a patented non-contact sensor technology that enables real-time monitoring and analytics of overhead power lines. This system provides crucial insights into the health and performance of transmission lines, allowing utilities to enhance capacity, reliability, and safety without the need for scheduled outages or specialized installation equipment. Key features of LineVision's platform include asset management, dynamic line ratings, and a secure web interface for data and analytics. By leveraging these capabilities, LineVision supports utility partners in their efforts to improve grid resilience and facilitate the energy transition.
Pika Energy
Series A in 2016
Pika Energy, Inc. is a manufacturer based in Westbrook, Maine, specializing in the development and production of renewable energy technologies for the residential market. Founded in 2010 by engineers from MIT, the company offers a range of products, including small wind turbines, high-efficiency bidirectional inverters, charge controllers, and solar optimizers. Its patented REbus DC Nanogrid technology facilitates efficient power transmission and integration of various energy sources, allowing homes to collect, store, and utilize clean energy. Pika Energy's products are designed and manufactured in the United States, using domestic materials, and are marketed through a network of trained dealers and installers across North America. The company operates as a subsidiary of Generac Holdings Inc.
VoltServer
Series A in 2015
VoltServer develops innovative power distribution products using its patented Digital Electricity technology. It manufactures solutions that deliver touch-safe electricity via off-the-shelf data cables, offering significant cost savings, increased speed, distance, efficiency, intelligence, and flexibility compared to traditional electrical installations. Established in 2011, VoltServer serves diverse industries such as telecommunications, data centers, renewable energy, electric vehicles, indoor agriculture, and commercial buildings.
VoltServer
Series A in 2013
VoltServer develops innovative power distribution products using its patented Digital Electricity technology. It manufactures solutions that deliver touch-safe electricity via off-the-shelf data cables, offering significant cost savings, increased speed, distance, efficiency, intelligence, and flexibility compared to traditional electrical installations. Established in 2011, VoltServer serves diverse industries such as telecommunications, data centers, renewable energy, electric vehicles, indoor agriculture, and commercial buildings.
7AC Technologies
Debt Financing in 2011
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
Seed Round in 2011
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.