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Ray, a power bank-sharing company, led by Roman Averianov and Igor Kosolap, has announced its launch in New York City, the launchpad for its expansion into the US market. The company is piloting 120 charging stations across Manhattan. Users rent a portable power bank by tapping a bank card, Apple Pay, or Google Pay at the station and return it to any other station in the network. Founded in 2025 by Igor Kosolap and Roman Averianov, Ray operates battery-charging stations acros

Mazama Energy, driving the global energy transition by delivering Next-Generation geothermal energy from SuperHot Rocks, led by Sriram Vasantharajan, has raised $135 million in new capital to accelerate superhot rock geothermal commercial development, including an oversubscribed Series B led by Centaurus Capital, founded by John Arnold, and Doerr Capital. ConocoPhillips and Shell Ventures joined the round, with repeat investment from Khosla Ventures and Gates Frontier. Additi

Proxima Fusion, building stellarators to power the future, led by Francesco Sciortino and the team, and the State of Lower Saxony signed a Memorandum of Understanding (MoU) to lay the foundations for large-scale industrial production of high-temperature superconducting (HTS) tape in Lower Saxony. The new production site will create skilled jobs and strengthen European supply chains. Around €140 million is planned for the first two project phases through the end of 2029. HTS T

Rebaba, the Swedish energy technology, led by Paula Runsten and Felix Kruse, has raised $4.6 million (SEK 44.1 million) through an oversubscribed seed round led by Sistafund, alongside EIT Urban Mobility, with participation from existing shareholders and new European investors. The financing will support Rebaba’s mission to deliver circular battery energy storage systems that address rising demand for stable, cost-effective energy while reducing climate impact. Rebaba combine

BLUECORE ENERGY, a maritime nuclear energy company developing compact, water-cooled nuclear power systems, led by Kofi Asante and the team, has announced the close of a $50 million seed financing to accelerate development, testing, and deployment of its floating nuclear energy systems. The financing represents a significant expansion of Bluecore Energy’s initial $10 million pre-seed round announced when the company emerged from stealth in July. The round, led by Silverton Par

Octave.energy, providing cutting-edge energy management and storage systems, led by Maxime Snick, Nicolas Quintin, and the team, has raised €10 million in Series A funding to accelerate its expansion across Europe and further develop its Battery Energy Storage System (BESS) and Energy Management System (EMS) solutions. The round combines equity and flexible debt financing and was led by SPDG Growth, an investor in Octave.energy since its seed round, with participation from im

Pacific Fusion, powering a prosperous planet, led by Eric Lander, Carrie von Muench, Keith Lechien, and Will Regan, has broke ground on a $1 billion Research & Manufacturing Campus in Albuquerque, New Mexico, where the company will build a fusion facility designed to achieve two first-ever milestones: net facility gain, an essential breakthrough on the path to commercial fusion power, and high-yield fusion, a critical capability for U.S. national security. The campus at Mesa

Certain Energy, the British long-duration energy storage company, led by Tim Von Werne and the team, has announced it has received £10m Series A funding for its pioneering manganese flow battery technology. The investment will be used to commercialise Certain Energy’s technology and prepare it for deployment to stabilise grids and provide power during periods of low renewables production. The funding round, led by the British Business Bank with participation from Centrica plc

Form Energy, an American technology company developing and commercializing a new class of cost-effective, multi-day energy storage systems led by Mateo Jaramillo and the team, has announced a $750 million Series G financing round led by T. Rowe Price, which also led the company’s prior Series F round. This round brings Form Energy’s total equity raised to date to over $2 billion. New investors joining the Series G include Sequoia Capital, Janus Henderson, Franklin Templeton,

Mariana Minerals, a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies, led by Turner Caldwell and the team, has announced its $310 million Series B financing, led by Khosla Ventures, with continued support from Andreessen Horowitz (a16z) and Breakthrough Energy Ventures, and new participation from Greenoaks, Halo Fund, Pax Ventures, StepStone Group, BHP Ventures, Washington Harbour

Valar Atomics, scaling nuclear energy for heavy industrial power and clean hydrocarbon fuel production, led by Isaiah Taylor, has announced the closing of a $1 billion Series B financing led by Sequoia Capital. As part of this new partnership, Valar welcomes Sequoia partner Shaun Maguire to Valar’s board of directors. Sequoia was joined in this round by Apandion, Atreides Management, Conviction, Dream Ventures, HOF Capital, Point72, Riot Ventures, Snowpoint Ventures, Valor Eq

Commonwealth Fusion Systems, the world's largest and leading commercial fusion energy company led by Bob Mumgaard, Brandon Sorbom, Steve Renter, and others, has announced that it raised $1 billion of additional equity financing. This capital raise is the single largest funding round among fusion energy companies worldwide since CFS announced its $1.8 billion Series B round in 2021. With this capital, and the $863 million the company raised last year, CFS has now raised a tota

Antares, building compact nuclear microreactors to deliver reliable, mobile energy where it’s needed most: remote military bases, austere industrial sites, and, one day, deep space and underwater missions, led by Jordan Bramble and the team, has raised $470 million in Series C funding, co-led by Paradigm and Caffeinated Capital, with participation from Point72 Ventures, Shine Capital, Industrious Ventures, and others. The funding will accelerate Antares’ transition from a pro

Sila, building and scaling next-gen battery materials, led by Gene Berdichevsky, Gleb Yushin, and the team, has secured $300 million in a private equity round led by Atreides Management and Sutter Hill Ventures. The round is joined by 8VC, Bessemer Venture Partners, Matrix Partners, funds and accounts advised by T. Rowe Price Associates, Inc, and other existing and new investors. The raise will accelerate U.S. production of Sila’s silicon-carbon (Si/C) anode technology, Titan

Bluecore Energy, democratizing access to clean energy, led by Kofi Asante and the team, has emerged from stealth with a new approach to meeting the growing energy demands of the near future. As cities, ports, hospitals, data centers, and industry place increasing demands on the grid, building new energy generation infrastructure can take over a decade. The company has raised approximately $10 million in an oversubscribed financing round to accelerate technology development an

Gridcog, accelerating the global deployment of flexible energy assets, led by Fabian Le Gay Brereton, Pete Tickler, Genna Boyle, and Matt Ryan, has raised a US$10m (£7m) Series A investment round led by ABB, with participation from Axpo, DNV Ventures and VERBUND X Ventures. AlbionVC and the Clean Energy Finance Corporation, both existing shareholders, continue to back Gridcog through this round. As renewable energy becomes the dominant source of new power capacity worldwide,

Axle Energy, connecting EVs, batteries, and heat pumps to energy markets through a single, unified API, led by Karl Bach and Archy de Berker, has raised a $25m Series A led by Energize Capital, with continued participation from existing investors Accel, Picus Capital, and Eka. Axle has spent the past three years building a platform that enables distributed energy assets such as batteries, EVs, and heat pumps to participate in electricity markets. The company has delivered hun

Bohr Energie, a French scale-up specializing in the aggregation, optimization, and management of distributed renewable and storage assets, announced a €10 million Series A funding round led by Suma Capital through its SC Net Zero Ventures fund, dedicated to European scale-ups developing technologies for energy transition and decarbonization, with participation from Irdi Capital Investissement, GSO Capital, and Crédit Agricole. Existing investors Varsity, Founders Future, and

Proxima Fusion, building stellarators to power the future, led by Francesco Sciortino, Lucio Milanese, Jorrit Lion, Jonathan Schilling, and Martin Kubie, has raised a €411 million ($468 million) financing round, bringing the company’s valuation to €2.4 billion ($2.7 billion) and establishing Proxima as the best-funded fusion company in Europe. The round was led by XTX Ventures and East X Ventures, with RWE and Google as strategic investors. KfW Capital, SPRIND and Burda Princ

TaiSan, building next-gen sodium batteries for micromobility, led by Sanzhar Taizhan and the team, has raised £4.65M co-led by Eos Advisory, and the Midlands Engine Investment Fund II through fund manager Mercia Ventures, with participation from AFI Ventures, EverQuest Capital Partners, Adeline Arts & Science, Techmind, angel François Badelon, and existing investors InnoEnergy, TSP Ventures, Exergon, and Heartfelt. Of the total raised, £700,000 came from Innovate UK, which pr