Mombak Funding, Investors & Competitors

First Solar designs and manufactures solar photovoltaic panels, modules, and systems for use in utility-scale development projects. The company's solar modules use cadmium telluride to convert sunlight into electricity. This is commonly called thin-film technology. First Solar is the world’s largest thin-film solar module manufacturer. It has production lines in Vietnam, Malaysia, the United States, and India.

Nextpower (and its subsidiaries) is a leading provider of intelligent, integrated solar tracker and software solutions used in utility-scale and distributed generation solar projects around the world. Nextpower's products enable solar panels in utility-scale power plants to follow the sun’s movement across the sky and optimize plant performance. Nextpower has operations in the United States, Mexico, Spain and other countries in Europe, India, Australia, the Middle East, Africa, and Brazil.

Jinko Solar is the largest Chinese solar module manufacturer by global shipment in 2024. Jinko's products are distributed across nearly 200 countries and regions. The company operates a vertically integrated production process, spanning from solar wafer and cell manufacturing to module production. Jinko's N-type cell capacity is industry-leading in scale.

CSI Solar is a leading Chinese solar module producer, ranking seventh by solar module shipments in 2024. The company's products are available in over 160 countries and regions. CSI operates a vertically integrated production process, encompassing solar wafers, cells, and module production.

Premier Energies Ltd is an integrated manufacturer of solar cells and solar modules. The company mainly engages in the manufacturing and trading of solar modules, solar cells, and solar accessories. The majority of the company's revenue comes from the sale of these products and silicon wafers. Additionally, the company earns revenue from the sale of manufactured solar modules and from construction and project-related activities. Geographically, the company generates almost all of its revenue within India.

Shanghai Aiko Solar Energy Co Ltd is engaged in research, manufacturing and sales of crystalline silicon solar cells. The company's products include C&I Scenario COMET Series, Residential Scenario NEOSTAR Series, Lightweight module AIR and Utility Scenario STELLAR Series.

1Komma5° is a Berlin-headquartered ClimateTech company delivering integrated energy solutions at 80 sites in seven markets including Germany, Austria, and the US. It installs photovoltaics systems up to 10 kWp, battery storage with 15 kWh capacity, heat pumps for heating, and EV charging stations bundled into subscription models for residential and commercial properties.

Climeworks is a Zurich-based direct air capture company operating modular plants like Orca and Mammoth in Iceland. The technology extracts CO2 from ambient air for permanent underground storage via mineralization with Carbfix, serving corporate net-zero commitments under Puro.earth certification standards.

Gradiant is a Boston-headquartered cleantech company developing water treatment solutions for industrial sectors including microelectronics, pharmaceuticals, food and beverage, lithium extraction, and renewable energy. Its Carrier Gas Enhanced Separation technology removes contaminants from wastewater, enabling zero liquid discharge compliance. Deployed in facilities across Asia, Europe, and North America, Gradiant serves clients like Samsung and PepsiCo with modular systems for ultrapure water production and resource recovery.

Palmetto is a New York City-headquartered clean energy company financing and installing solar panels, battery storage, EV chargers, and heat pumps for over 100,000 U.S. homes and businesses. Launched in 2017 from Charleston, South Carolina, it raised $1.5 billion in funding by 2023 and partners with retailers like Lowe's and wholesalers to distribute its financing platform nationwide. The firm integrates software for energy monitoring and offers leases with zero upfront costs.

Vistra Corp. is one of the largest power producers and retail energy providers in the US. It owns 44 gigawatts of generation capacity, including natural gas (27 GW), nuclear (6.5 GW), coal (8.7 GW), and solar and battery storage (1.3 GW). The Cogentrix acquisition will add 5.5 GW of gas generation. Vistra's retail electricity business serves 5 million customers in 20 states, including almost a third of all Texas electricity consumers. Vistra emerged from the Energy Future Holdings bankruptcy as a stand-alone entity in 2016.

LONGi Green Energy Technology is one of the largest integrated solar company in the world. It produced 106 gigawatts of solar silicon wafers and 70 GW of solar modules in 2024. Solar silicon wafer and solar module contributed 10% and 80% of revenue in 2024, respectively. LONGi’s products are sold in more than 150 countries and regions.

Enilive is a Rome-headquartered subsidiary of Eni focused on sustainable mobility services. The company delivers integrated low-carbon solutions including biomethane production facilities, car-sharing fleets, and refueling stations for alternative fuels. Enilive operates across Italy with a network supporting electric vehicle charging and hydrogen infrastructure, advancing decarbonization in transportation through public-private partnerships.

Kraken is a London-headquartered customer engagement platform for energy, water, and broadband providers across Europe and North America. Its technology stack includes billing, CRM, self-service portals, and smart metering analytics to streamline operations. Kraken serves utilities like Octopus Energy and OVO, enabling net-zero transitions through demand response and EV charging management. The platform processes millions of customer interactions monthly, supporting regulatory compliance in deregulated markets.

Tongwei is the world's largest polysilicon producer and a leading solar cell and module supplier. The solar business contributed more than 60% of revenue in 2024. In addition, Tongwei runs a feed and food business, which made up 35% of revenue in 2024.

Renewable power generator and subsidiary of NTPC. It builds and operates solar and wind parks and sells electricity to state utilities and government-backed buyers under long-term contracts. Headquartered in New Delhi region.

Redwood Materials is a Carson City, Nevada company that recycles lithium-ion batteries and battery manufacturing scrap, refines the recovered metals and produces battery materials, and has expanded into grid-scale energy storage built from retired electric vehicle batteries. It was founded in 2017 by JB Straubel, a co-founder and former chief technology officer of Tesla, and processes scrap from Panasonic's Nevada battery plant. Customers buy recovered cobalt, nickel, copper and lithium and cathode active material produced at its Nevada and South Carolina sites. Investors include Capricorn, Breakthrough Energy Ventures, Amazon's Climate Pledge Fund, T. Rowe Price, Goldman Sachs Alternatives, Baillie Gifford, Eclipse, NVentures and Google. It raised a Series E of 425 million dollars that closed in January 2026 at a valuation reported above 6 billion dollars, and it reported about 200 million dollars of revenue in 2024. In 2023 it bought the German recycler Redux Recycling to start European operations.

Fuse Energy is a British energy company, headquartered in London, that supplies electricity and gas to households and operates its own renewable generation. It was founded in 2022 by Alan Chang and Charles Orr, both previously at Revolut. The company integrates generation, trading, supply and hardware, and says it delivers power at prices about 10 percent below incumbent suppliers. It supplied about 200,000 UK households by December 2025 and reported annual recurring revenue of about USD 400 million at that date. In December 2025 it raised USD 70 million in a Series B led by Balderton Capital and Lowercarbon Capital at a valuation of USD 5 billion. It bought the electricity supplier Paddington Power in 2022 and the Balnamoon wind turbine the same year, and later added solar projects.