Shell Ventures

ElectronX develops an energy exchange platform designed to stabilize short-term electricity pricing. It offers centrally cleared power derivatives, enabling utilities, traders, and independent power producers to effectively manage intraday price risks.

Origen Carbon Solutions specializes in scalable limestone-based technology for direct air capture, aimed at permanently reducing atmospheric CO2 levels. The company focuses on carbon removal and industrial applications, utilizing the properties of limestone to sequester carbon dioxide effectively. By breaking down limestone into lime and high-purity CO2, Origen provides an economically viable solution for industries seeking to mitigate their carbon footprint. Through collaboration with various stakeholders, the company works towards restoring the atmosphere and addressing the impacts of climate change.

Hydrogen Mem-Tech develops palladium membrane technology for hydrogen separation and carbon capture. The system enables clean hydrogen production with low maintenance and a smaller environmental footprint, suitable for refineries, bio-refineries, chemical plants, steel production, power generation, gas networks and agriculture, helping customers pursue zero-emission energy options and a competitive advantage.

Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.

Mantel develops innovative carbon capture technology designed for use within boilers, kilns, and furnaces. Their method reduces energy losses and enables net-negative emissions, targeting gigaton-level carbon removal. This helps mitigate sustainability concerns across industries such as industrial heat, steel, and chemicals.

Strohm is a private supply chain company specializing in the offshore wind-to-hydrogen sector. It manufactures fully bonded, thermoplastic composite pipes designed for various applications in the offshore oil and gas industry. Strohm's product offerings include downlines, well intervention hoses, jumpers, spools, offshore flowlines, and risers. These composite pipes are lightweight, high-strength, and corrosion-resistant, providing significant cost and operational advantages for clients engaged in subsea intervention and production activities. Through its innovative solutions, Strohm aims to enhance efficiency and reliability in the energy sector.

Li Industries is a start-up focused on advancing lithium-ion battery recycling technologies. The company specializes in the recovery of valuable materials such as lithium, cobalt, and nickel from end-of-life batteries used in electric vehicles, consumer electronics, and other energy storage systems. By utilizing innovative direct recycling technology and a scalable electrochemical flow system, Li Industries aims to extract these essential metals efficiently and sustainably. This process not only reduces environmental waste but also supports the production of new batteries from recycled components. By optimizing the recovery and treatment of these materials, Li Industries contributes to lowering energy consumption and emissions in the battery production process, ultimately fostering a more sustainable supply chain for battery manufacturing.

Soly is an international Clean Energy Tech company with a mission to make solar energy available to everyone. The company was founded in the summer of 2013 by brothers Patrick and Milan van der Meulen. The brothers were inspired at a young age by Al Gore’s documentary “An Inconvenient Truth” and have since decided to use their entrepreneurship ‘As a force for good’. The company is today one of the European market leaders in the field of decentralized energy generation and storage through solar panels, batteries and charging stations. Soly focuses on the residential and business markets and is active in the Netherlands, South Africa (2019), Belgium (2022), Germany (2023) and the United Kingdom (2023). By developing its proprietary software platform, Soly is one of the most capital-efficient energy providers, with only 140 employees across five countries. The Soly platform won a spot in the Deloitte Technology Fast50 in 2021. Soly is an impact driven company and since 2018 B Corp certified. B Corp is an international label for companies that strive for the highest standards of sustainability, financial transparency, and social justice.

Pavakaḥ Energy is a semiconductor company that specializes developing with sustainable solar energy solutions.

Voltreum is a technology company that develops a blockchain-based platform for decentralized renewable energy trading. It focuses on decarbonization by utilizing clean energy sources, digitization through smart meters, decentralization of grids, and democratization by enabling users to save, share, or sell their excess energy, providing them with autonomy in energy management.

Ecoil specializes in recycling used cooking oil from restaurants into sustainable biodiesel. They offer mobile app-based scheduling for collections, traceability of oil, compliance support, and instant certification.

Ionomr Innovations designs and manufactures advanced ion-exchange membranes and polymers for clean tech applications. Founded in 2013, the company pioneers environmentally friendly materials to replace toxic fluorinated chemicals in electrochemical systems, enabling more efficient and sustainable solutions for water treatment, energy storage, hydrogen production, and chemical remediation.

Princeton NuEnergy is a startup specializing in recycling lithium-ion batteries from electric vehicles and consumer electronics. Utilizing its patented Direct Battery Recycling technology, the company recovers high-quality cathode active materials from spent batteries at low operating costs. This process enables Princeton NuEnergy to offer sustainable solutions for energy storage systems and contribute to waste reduction in the electronics industry.

Husk Power Systems Pvt. Ltd. is a renewable energy company based in Patna, India, that focuses on generating and distributing electricity to households, community services, small businesses, and factories. Founded in 2007, the company utilizes biomass waste—such as rice husks and other agricultural residues—to produce electricity through its proprietary technology. Husk Power Systems designs and operates mini-power plants and micro-grids, offering electricity as a pay-for-use service primarily to rural areas. This approach not only provides reliable lighting, reducing reliance on kerosene, but also fosters economic development by enabling microenterprises and the use of electricity-operated machinery. By creating a sustainable energy ecosystem at each power plant, Husk Power Systems aims to deliver shared value to its stakeholders and stimulate local economies.

Kateri is a business specializing in carbon production, focusing on the potential of grasslands. It offers customized regenerative ranching programs and services, aiming to enhance land's potential and build natural capital. Kateri quantifies regenerative ranching and soil carbon flows using data-driven metrics, and improves infrastructure and technology to increase land's potential. This enables ranchers and farmers to secure new income streams through carbon credits and other nature-based programs.

Founded in 2015, XCharge is a global leader in High Power Charging solutions for electric vehicles. The company specializes in design, R&D, manufacturing, sales, and maintenance of EV charging infrastructure. With a focus on 'Hardware + Software' systems, XCharge aims to enhance the EV charging experience while maximizing revenue and minimizing maintenance costs for clients worldwide.

Kraftblock develops thermal energy storage solutions using advanced materials to support the transition to low-emission industrial heating. The company designs systems that decarbonize heat processes in industrial sectors by storing and supplying thermal energy at high temperatures, enabling applications not possible with conventional storage. Its platform enables large-scale, long-duration energy storage for industries, facilitating sustainable thermal processes and supporting renewables by providing affordable, controllable heat throughout the day. Kraftblock emphasizes efficiency and sustainability, aiming to reduce emissions and advance practical energy transition in industrial settings.

Verdagy specializes in innovative water electrolysis technology for large-scale green hydrogen production. Based in Moss Landing, California, the company operates laboratory and pilot plant facilities to advance its technology platform, aiming to achieve low upfront capital costs and competitive unit economics.

DexMat is a manufacturer specializing in advanced carbon nanomaterials, particularly Galvorn, a conductive carbon nanomaterial that is significantly stronger and lighter than traditional materials. Galvorn is ten times stronger than steel, half the weight of aluminum, and boasts a flex life that surpasses copper by a factor of one hundred. The company offers its products in various forms, including fibers, yarns, films, and fabrics, targeting diverse industries such as aerospace, automotive, e-textiles, and sporting goods. By replacing conventional, greenhouse gas-intensive materials, DexMat aims to foster a shift toward more sustainable manufacturing practices. Their carbon-negative production processes in the United States present a significant opportunity for carbon reduction on a global scale, positioning their innovative materials as potential game-changers for modern industrial applications.

SiriNor is a manufacturing company focused on developing electric jet engines. Their primary goal is to reduce greenhouse gas emissions in the aviation industry. The company's innovative engine design offers electric propulsion and a wide range of applications, from unmanned aerial vehicles to aircraft, catering to various thrust requirements. This technology aims to democratize jet engine manufacturing, break existing technological monopolies, and facilitate large-scale decarbonization in aviation.

Strohm is a private supply chain company specializing in the offshore wind-to-hydrogen sector. It manufactures fully bonded, thermoplastic composite pipes designed for various applications in the offshore oil and gas industry. Strohm's product offerings include downlines, well intervention hoses, jumpers, spools, offshore flowlines, and risers. These composite pipes are lightweight, high-strength, and corrosion-resistant, providing significant cost and operational advantages for clients engaged in subsea intervention and production activities. Through its innovative solutions, Strohm aims to enhance efficiency and reliability in the energy sector.

RepAir specializes in large-scale carbon removal technology. Its fully electric, zero-heat process efficiently separates CO2 from air using minimal energy, producing no hazardous waste or liquids.

Mainspring Energy, Inc. is a technology company based in Menlo Park, California, that specializes in developing linear generator technology for low carbon, dispatchable energy solutions. Founded in 2010 by three Stanford engineers, the company focuses on creating advanced prototypes that convert fuel into electricity through a unique, low-temperature reaction of air and fuel. This innovative approach allows Mainspring to offer generators that provide affordable, reliable electricity while significantly reducing carbon emissions compared to traditional electric grids. The company's mission is to address climate change and enhance energy accessibility, contributing to the development of net-zero carbon energy systems for the future.

Strohm is a private supply chain company specializing in the offshore wind-to-hydrogen sector. It manufactures fully bonded, thermoplastic composite pipes designed for various applications in the offshore oil and gas industry. Strohm's product offerings include downlines, well intervention hoses, jumpers, spools, offshore flowlines, and risers. These composite pipes are lightweight, high-strength, and corrosion-resistant, providing significant cost and operational advantages for clients engaged in subsea intervention and production activities. Through its innovative solutions, Strohm aims to enhance efficiency and reliability in the energy sector.

Li Industries is a start-up focused on advancing lithium-ion battery recycling technologies. The company specializes in the recovery of valuable materials such as lithium, cobalt, and nickel from end-of-life batteries used in electric vehicles, consumer electronics, and other energy storage systems. By utilizing innovative direct recycling technology and a scalable electrochemical flow system, Li Industries aims to extract these essential metals efficiently and sustainably. This process not only reduces environmental waste but also supports the production of new batteries from recycled components. By optimizing the recovery and treatment of these materials, Li Industries contributes to lowering energy consumption and emissions in the battery production process, ultimately fostering a more sustainable supply chain for battery manufacturing.

Aurora Hydrogen develops clean, scalable hydrogen production technology that utilizes microwave energy to decarbonize transportation and industrial processes. The technology is designed to be adaptable for installations ranging from small fueling stations to large industrial facilities, aims to produce hydrogen with no carbon dioxide emissions and minimal water consumption, and seeks to reduce global carbon emissions through widespread deployment.

Zap Energy, Inc. is a Seattle-based company that specializes in the design and manufacture of sheared-flow stabilized Z-Pinch fusion reactors for power generation. Founded in 2017, the company focuses on developing compact and scalable fusion technology that offers low-carbon, cost-effective, and flexible energy solutions. Unlike conventional fusion methods, Zap Energy's approach utilizes electric current to create magnetic fields that confine and compress plasma, enhancing the stability and efficiency of the fusion process. This innovative technology aims to provide sustainable energy while requiring less capital investment compared to traditional fusion systems.

Princeton NuEnergy is a startup specializing in recycling lithium-ion batteries from electric vehicles and consumer electronics. Utilizing its patented Direct Battery Recycling technology, the company recovers high-quality cathode active materials from spent batteries at low operating costs. This process enables Princeton NuEnergy to offer sustainable solutions for energy storage systems and contribute to waste reduction in the electronics industry.

Hydrogen Mem-Tech develops palladium membrane technology for hydrogen separation and carbon capture. The system enables clean hydrogen production with low maintenance and a smaller environmental footprint, suitable for refineries, bio-refineries, chemical plants, steel production, power generation, gas networks and agriculture, helping customers pursue zero-emission energy options and a competitive advantage.

Flair makes smart vents and wireless thermostats and advanced software for residential heating and cooling. The company builds smart hardware and software for HVAC controls focused on efficiency, comfort, electrification, and smart grid integration. The company's products are sold through multiple channels including direct to consumer, HVAC distribution, and utilities.

Soly is an international Clean Energy Tech company with a mission to make solar energy available to everyone. The company was founded in the summer of 2013 by brothers Patrick and Milan van der Meulen. The brothers were inspired at a young age by Al Gore’s documentary “An Inconvenient Truth” and have since decided to use their entrepreneurship ‘As a force for good’. The company is today one of the European market leaders in the field of decentralized energy generation and storage through solar panels, batteries and charging stations. Soly focuses on the residential and business markets and is active in the Netherlands, South Africa (2019), Belgium (2022), Germany (2023) and the United Kingdom (2023). By developing its proprietary software platform, Soly is one of the most capital-efficient energy providers, with only 140 employees across five countries. The Soly platform won a spot in the Deloitte Technology Fast50 in 2021. Soly is an impact driven company and since 2018 B Corp certified. B Corp is an international label for companies that strive for the highest standards of sustainability, financial transparency, and social justice.

GridPoint specializes in comprehensive energy management solutions. It offers hardware for monitoring energy endpoints like HVAC and lighting systems, along with a cloud-based software platform for real-time data collection and analytics. The company serves various industries such as retail, commercial buildings, and government institutions, helping them optimize energy usage and reduce costs.

Antora Energy specializes in delivering reliable, zero-carbon industrial heat and power solutions to heavy industries. The company's core technology involves thermal energy storage that absorbs excess solar and wind electricity, converting it into usable heat for industrial processes.

Offgrid Energy Labs is a developer of battery storage technology that uses eco‑friendly materials to create efficient, safe batteries for a sustainable future. The company offers low‑maintenance renewable battery storage with a lower life‑cycle cost for microgrids, provides range alternatives for electric vehicles, and improves grid‑balancing capability, surpassing lead‑acid batteries in power density, lifespan, and cost.

Verdagy specializes in innovative water electrolysis technology for large-scale green hydrogen production. Based in Moss Landing, California, the company operates laboratory and pilot plant facilities to advance its technology platform, aiming to achieve low upfront capital costs and competitive unit economics.

Heaten is an industrial startup specializing in high-temperature heat pump technology. With over eight years of R&D, they focus on accelerating the electrification of heat in industries, aiming to reduce carbon emissions while providing viable technical and economic solutions for industrial heating processes.

Ionomr Innovations designs and manufactures advanced ion-exchange membranes and polymers for clean tech applications. Founded in 2013, the company pioneers environmentally friendly materials to replace toxic fluorinated chemicals in electrochemical systems, enabling more efficient and sustainable solutions for water treatment, energy storage, hydrogen production, and chemical remediation.

Daphne Technology SA is a climate technology company based in Ecublens, Switzerland, founded in 2017. The company specializes in catalyst-free, nano-technology solutions designed to help the petrochemical, power, and transportation industries significantly reduce air emissions in accordance with international and national regulations. Its patented technology effectively breaks down toxic pollutants, converting them into non-hazardous elements or valuable by-products. This miniaturized solution is particularly well-suited for marine vessels and offers a cost-effective alternative to existing technologies by lowering both capital and operational costs without necessitating a switch in fuel sources. As a result, Daphne Technology addresses environmental challenges by enabling a cleaner and more sustainable approach to emissions management across various sectors.

AutoGrid Systems is a technology company focused on optimizing energy management through advanced data analytics. Founded in 2011 at Stanford University, AutoGrid develops a suite of flexibility management applications that help utilities, electricity retailers, renewable energy developers, and energy service providers manage distributed energy resources (DERs) in real time. By leveraging vast amounts of smart meter, sensor, and third-party data, the company's applications utilize sophisticated algorithms to monitor, predict, optimize, and control the operations of numerous assets connected to global energy networks. With a team of skilled software architects, engineers, data scientists, and energy experts, AutoGrid aims to address critical energy challenges by integrating and maximizing the potential of the energy internet, ensuring the delivery of clean, affordable, and reliable energy.

Ample, Inc. is a San Francisco-based company that specializes in electric battery stations and battery swap solutions for electric vehicles. Founded in 2014, Ample operates within the smart energy sector, focusing on enhancing the efficiency of energy delivery for electric transportation. The company employs autonomous robotics and innovative smart battery technology to facilitate its services. Ample's battery system is designed with smaller, interchangeable battery modules that can be adapted to fit a diverse range of vehicles, addressing the challenges associated with electric vehicle charging and promoting greater accessibility to electric transportation solutions.

Founded in 2015, XCharge is a global leader in High Power Charging solutions for electric vehicles. The company specializes in design, R&D, manufacturing, sales, and maintenance of EV charging infrastructure. With a focus on 'Hardware + Software' systems, XCharge aims to enhance the EV charging experience while maximizing revenue and minimizing maintenance costs for clients worldwide.

KNP Arises collects oil from food business operators transforms into biodiesel.

GreenCom Networks AG is an energy IoT company based in Munich, Germany, with a focus on developing innovative solutions for the energy sector since its founding in 2011. The company operates an Energy Information Brokerage Platform that integrates various distributed energy assets, including solar panels, battery storage, electric vehicles, and heat pumps. Its platform offers several services, such as eibp connect for managing and controlling energy assets, eibp boost for visualizing and optimizing energy flows, eibp mesh for connecting customers to energy communities, eibp empower for developing energy tariffs, and eibp cluster for enhancing the capabilities of distributed assets. By providing these tools, GreenCom Networks enables utilities and energy service companies to improve customer engagement and introduce new digital energy services.

Palmetto is a clean technology company that specializes in building and operating solar energy projects for residential, commercial, and utility customers. Founded in 2009 and headquartered in Charleston, South Carolina, Palmetto designs and installs solar systems while providing a range of services, including customer support, financing, engineering, permitting, and installation. The company offers innovative software solutions such as Palmetto Home, which enables homeowners to monitor real-time energy consumption and solar production, and Palmetto Fleet, which provides energy monitoring insights for home management professionals. Additionally, Palmetto's Alchemy platform enhances the sales experience for solar professionals by streamlining the sales, design, and proposal processes. With additional offices in locations such as San Francisco, Sea Girt, Charlotte, Washington, and Greenville, Palmetto is committed to advancing clean energy technology and improving energy efficiency.

Energos develops a unified platform and edge AI for managing EV charging infrastructure and microgrids. The company's platform enables seamless integration with various electric vehicle chargers, storage systems, PV systems, HVAC, and other technologies. This allows retailers such as fuel service stations, convenience stores, EV charging and battery swap stations, hydrogen and CNG stations, and utilities to establish and manage multiple energy choices for EV car owners.

Go GreenEoT is building India's intelligent electric vehicles which are made for every purse and every purpose.

The Sustainability Cloud offers a software platform focused on enhancing transparency and compliance in environmental, social, and governance (ESG) reporting. It streamlines data collection, analysis, and reporting processes to aid companies in adopting sustainable practices and improving their environmental footprint. The platform also provides educational resources for users to become certified in sustainability.

FORGE Hydrocarbons produces drop-in renewable fuels using its proprietary Lipid-to-Hydrocarbon (LTH) technology. This process transforms waste fats and oils into hydrocarbons indistinguishable from petroleum-based ones, without requiring a catalyst or hydrogen. The company serves the renewable energy and transportation sectors.

Offgrid Energy Labs is a developer of battery storage technology that uses eco‑friendly materials to create efficient, safe batteries for a sustainable future. The company offers low‑maintenance renewable battery storage with a lower life‑cycle cost for microgrids, provides range alternatives for electric vehicles, and improves grid‑balancing capability, surpassing lead‑acid batteries in power density, lifespan, and cost.

Orb Energy specializes in providing affordable renewable energy solutions to off-grid households in India. It offers solar home systems priced at USD 4 per month, reaching low-income customers through a robust retail distribution network comprising 90 branches. The company aims to expand its reach by doubling its branches and employees within two years, targeting an additional 250,000 people.

Punjab Renewable Energy Systems Private Limited specializes in the biomass sector, focusing on the plantation, procurement, storage, processing, and supply of biomass for energy production. Founded in 2011 and located in Navi Mumbai, India, the company provides a variety of bio-energy services, including biomass assessment, technical consultation, pellet production, and supply chain management. It also offers comprehensive services such as industrial boiler operations and maintenance, steam supply contracts, and conversion of agricultural waste into bio-CNG. Through its efficient supply chain management systems, Punjab Renewable Energy Systems supports independent power plants and co-generation facilities by ensuring a reliable and organized supply of biomass tailored to their energy needs.

Salient Energy is focused on commercializing an innovative zinc-ion battery developed from research at the University of Waterloo. This battery technology is designed for efficient electricity storage in the power grid, boasting a proprietary cathode that incorporates zinc within its crystal lattice, rather than merely reacting on the surface. This unique approach results in a battery with a relatively high energy density, making it a competitive alternative to traditional lithium-ion batteries. Salient Energy's batteries are not only safer and longer-lasting but also compatible with existing manufacturing processes, allowing for production in current battery factories worldwide. The company's goal is to provide the electric industry with sustainable and reliable energy storage solutions.

Ziptrax CleanTech specializes in closed-loop recycling of lithium-ion batteries. It extracts valuable metals like lithium, cobalt, nickel, and manganese from spent batteries for use in electric vehicles, renewable energy grids, and consumer electronics. The company's cradle-to-grave approach reduces costs and benefits manufacturers, distributors, and end-users.

Founded in 2013, Innowatts specializes in data analytics for the energy sector. Its eUtility™ platform leverages machine learning and meter-level data to help energy retailers and utilities worldwide manage grids, enhance profitability, improve customer relationships, and promote sustainability.

Nordsol is a Dutch company based in Bunnik, established in 2009, that focuses on developing and producing biofuels from organic waste. The company specializes in BioLNG, or liquefied biomethane, which is a CO2 neutral biofuel created through the innovative iLNG technology that processes biogas. Nordsol collaborates with BioLNG clients to mitigate trading risks by securing fixed offtake volumes, which supports the establishment and operation of its BioLNG facilities. The company's unique approach combines patented technologies with a solid business framework, enabling partnerships with biogas production entities to effectively harness organic waste for sustainable energy solutions.

SET Ventures is an Amsterdam-based venture capital firm founded in 2007 that invests in European energy and renewable sector companies across early to growth stages. It backs digital technology-enabled solutions aimed at carbon-free energy systems, including energy generation, distribution and storage, energy efficiency, and smart energy applications in buildings, industry, mobility, and infrastructure. The firm targets investments in technology-enabled clean energy and sustainability initiatives, often with a focus on smart grid, energy storage, and EV/green building applications, and seeks to support portfolio companies with strategic guidance, including board participation. Typical check sizes range from approximately €0.5 million to €6 million per company over the life of participation. SET Ventures concentrates on Europe and prioritizes companies that combine software and hardware components to create scalable energy solutions.

AutoGrid Systems is a technology company focused on optimizing energy management through advanced data analytics. Founded in 2011 at Stanford University, AutoGrid develops a suite of flexibility management applications that help utilities, electricity retailers, renewable energy developers, and energy service providers manage distributed energy resources (DERs) in real time. By leveraging vast amounts of smart meter, sensor, and third-party data, the company's applications utilize sophisticated algorithms to monitor, predict, optimize, and control the operations of numerous assets connected to global energy networks. With a team of skilled software architects, engineers, data scientists, and energy experts, AutoGrid aims to address critical energy challenges by integrating and maximizing the potential of the energy internet, ensuring the delivery of clean, affordable, and reliable energy.

Ziptrax CleanTech specializes in closed-loop recycling of lithium-ion batteries. It extracts valuable metals like lithium, cobalt, nickel, and manganese from spent batteries for use in electric vehicles, renewable energy grids, and consumer electronics. The company's cradle-to-grave approach reduces costs and benefits manufacturers, distributors, and end-users.

Ample, Inc. is a San Francisco-based company that specializes in electric battery stations and battery swap solutions for electric vehicles. Founded in 2014, Ample operates within the smart energy sector, focusing on enhancing the efficiency of energy delivery for electric transportation. The company employs autonomous robotics and innovative smart battery technology to facilitate its services. Ample's battery system is designed with smaller, interchangeable battery modules that can be adapted to fit a diverse range of vehicles, addressing the challenges associated with electric vehicle charging and promoting greater accessibility to electric transportation solutions.

SunFunder Inc. is a solar energy finance company based in San Francisco, California, that specializes in providing various forms of financing to solar energy enterprises, particularly in emerging markets. Founded in 2012, the company offers short-term working capital, inventory, construction, and structured finance loans to solar product distributors, manufacturers, and project developers primarily in East and West Africa, as well as Asia. SunFunder's mission is to catalyze the development of solar energy infrastructure by leveraging its expertise in the solar market and facilitating efficient due diligence processes. By acting as a financial intermediary, SunFunder enables investors to engage in high-impact, fixed-income debt offerings that support the growth of solar assets in regions with inadequate energy access.

Sonnen is a developer of solar-based energy storage systems that provides clean and affordable energy solutions for residential homes, agricultural farms, and commercial enterprises. Established in 2011, the company launched the Sonnenbatterie, one of the first intelligent lithium storage systems in the German and Austrian markets. Sonnen's products not only focus on energy storage but also include features such as active energy management, smart metering, and integration with virtual power plants. These systems allow users to optimize energy use, save money by utilizing energy generated from solar photovoltaic systems or the grid, and manage their home automation platforms effectively.

Ossus Biorenewables design intelligent electroactive microbial communities for selectively targeting and breaking down the dilute organic content of effluents for biohydrogen production.

ION Energy, Inc. is a manufacturer of energy storage systems based in Bayside, New York. The company produces batteries designed for scooters and homes, along with battery management systems that enhance the performance and reliability of these energy solutions. ION Energy also offers a battery analytics and diagnostic platform known as RIFT, which utilizes advanced analytics and artificial intelligence to support electric vehicle and energy storage providers. This technology enables organizations to make informed decisions quickly, providing them with the flexibility to either deploy ready-to-use battery management systems or develop custom solutions tailored to their specific needs. ION Energy has positioned itself as a key partner for original equipment manufacturers and battery pack manufacturers seeking innovative battery technology.

Husk Power Systems Pvt. Ltd. is a renewable energy company based in Patna, India, that focuses on generating and distributing electricity to households, community services, small businesses, and factories. Founded in 2007, the company utilizes biomass waste—such as rice husks and other agricultural residues—to produce electricity through its proprietary technology. Husk Power Systems designs and operates mini-power plants and micro-grids, offering electricity as a pay-for-use service primarily to rural areas. This approach not only provides reliable lighting, reducing reliance on kerosene, but also fosters economic development by enabling microenterprises and the use of electricity-operated machinery. By creating a sustainable energy ecosystem at each power plant, Husk Power Systems aims to deliver shared value to its stakeholders and stimulate local economies.

Grassroots Energy specializes in developing clean energy solutions. It produces Biomethane and Bio-Hydrogen from waste, primarily agricultural and farm waste, using multiple technologies. This process generates biogas for electricity generation and clean cooking, contributing to increased income for small farmers while providing a sustainable solution for bio-waste management.

Founded in 2013, Innowatts specializes in data analytics for the energy sector. Its eUtility™ platform leverages machine learning and meter-level data to help energy retailers and utilities worldwide manage grids, enhance profitability, improve customer relationships, and promote sustainability.

Kite Power Systems, founded in 2011 in Burnham-on-Crouch, Essex, UK, is focused on developing innovative technology to harness wind energy through a twin-kite system. This system is designed to be reliable and efficient, aiming to deliver clean, low-cost energy at a utility scale while utilizing 85 percent less material than traditional wind turbines. The company's approach allows for deployment in areas where conventional wind energy solutions may not be viable, thereby broadening access to renewable energy sources. Kite Power Systems has been engaged in continuous testing and development of its technology and has received support from the UK Department of Energy and Climate Change Energy Entrepreneurs Fund, as well as various private sector investors. The company’s mission is to reduce dependency on fossil fuels and mitigate climate change by providing an economical alternative to existing wind energy solutions.

Geli, or Growing Energy Labs, Inc., specializes in providing software and business solutions for the design, automation, and management of energy storage systems. The company offers a comprehensive suite of products that facilitates an ecosystem for project developers, original equipment manufacturers, financiers, and project operators. Geli's hardware-agnostic software platform streamlines the energy storage development process, allowing clients to efficiently deploy advanced energy projects while minimizing their environmental impact.

WellDog, founded in 1999, is an energy-focused technical services company specializing in innovative technologies for sustainable energy resource development. The company has established itself as a leader in providing advanced chemical and natural gas exploration services aimed at the efficient and responsible management of carbon-sensitive activities. WellDog's proprietary Reservoir Raman chemical sensing systems deliver commercial reservoir analysis for various energy resources, including coal, gas, and alternative energy sources. By offering carbon tracking and geophysical processes, WellDog enables gas exploration companies to improve production efficiency while minimizing environmental impact and reducing greenhouse gas emissions. The company is recognized for its ability to adapt cutting-edge technology to address key challenges in resource evaluation and production, ultimately enhancing safety and profitability for energy producers.

Aquion Energy specializes in developing and commercializing innovative energy storage solutions, particularly its proprietary Aqueous Hybrid Ion (AHI™) batteries. These sodium ion batteries are designed for stationary energy storage and are notable for their environmentally friendly design, utilizing non-toxic components such as saltwater. Aquion's technology addresses the limitations of traditional energy storage systems, providing safe, reliable, and sustainable options that are non-flammable and non-explosive. By enhancing the electrical grid, Aquion's AHI systems optimize existing generation assets and facilitate the broader adoption of renewable energy technologies, thereby contributing to the reduction of reliance on fossil fuels.

GlassPoint Solar, Inc. designs, manufactures, and installs solar thermal steam generators specifically for the oil and gas industry. By providing solar steam for enhanced oil recovery applications, the company significantly reduces gas consumption, achieving reductions of up to 80 percent compared to traditional gas-fired steam generation. GlassPoint serves a diverse clientele, including independent producers, national oil companies, and various manufacturing sectors, with a focus on regions such as Southern California, North Africa, Western China, and Madagascar. Established in 2008 and headquartered in Fremont, California, GlassPoint Solar operates regional offices in Muscat, Oman; Kuwait City, Kuwait; Bakersfield, California; Santiago, Chile; and Shenzhen, China. The company was previously known as CleanBoard, Inc. before rebranding in October 2009.

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.

TGS is a provider of scientific data and intelligence to the energy sector. It specializes in marine data acquisition services using advanced ocean bottom node (OBN) technology, offering both proprietary and multi-client models. The company's services enhance subsurface imaging, supporting exploration and development of oil and gas fields, de-risking CO2 storage sites, siting offshore wind farms, and mapping deep-sea minerals.

2B Energy focuses on the design and development of offshore wind turbines and power plants, aimed at reducing costs and promoting sustainability in the wind energy sector. The company provides fully integrated solutions that include innovative tower and foundation designs, which facilitate efficient hoisting processes and optimize rotor orientation for accessing turbines in deep waters. By enhancing the performance and efficiency of offshore wind generation, 2B Energy enables its clients to lower power generation costs while contributing to the production of sustainable energy.

SURGE Accelerator, based in Houston, Texas, is a prominent seed fund and mentor-driven accelerator focused on supporting entrepreneurs who are tackling global energy challenges. With a network of top industry experts and investors, SURGE offers a 4-month program designed to validate business models, facilitate customer connections, and prepare startups for fundraising. SURGE provides essential support through market validation, scaling operations, and raising capital stages, culminating in a pitch day where companies present to a targeted audience of investors, executives, and media. Since its inception in 2012, portfolio companies have collectively raised over $25M in Seed and Series A funding. Join SURGE to take your business to the next level and make a positive impact in the energy sector. Applications are open for the next program cycle, offering startups $30K in seed capital.

GlassPoint Solar, Inc. designs, manufactures, and installs solar thermal steam generators specifically for the oil and gas industry. By providing solar steam for enhanced oil recovery applications, the company significantly reduces gas consumption, achieving reductions of up to 80 percent compared to traditional gas-fired steam generation. GlassPoint serves a diverse clientele, including independent producers, national oil companies, and various manufacturing sectors, with a focus on regions such as Southern California, North Africa, Western China, and Madagascar. Established in 2008 and headquartered in Fremont, California, GlassPoint Solar operates regional offices in Muscat, Oman; Kuwait City, Kuwait; Bakersfield, California; Santiago, Chile; and Shenzhen, China. The company was previously known as CleanBoard, Inc. before rebranding in October 2009.