Top 10 Energy Capital Raises and Investors in the U.S. – October 16th to November 15th, 2025
Several interesting transactions closed in the Energy sector over the past month. If you would like more info or would like to discuss the capital raising market for your company, please contact me.
PE Growth/Expansion.
- Fortify Grid, modular energy infrastructure for grid resilience and adaptive storage deployment, received development capital from Innova Capital Partners.
- Peregrine Energy, utility-scale energy storage and renewable generation projects that serve energy markets, received $447 million of development capital from Woori PE Asset Management, Ministry of Environment K-water, AB CarVal and IMM Investment.
Merger/Acquisition
- Ambia Solar, solar electric power generation company that provides solar panel systems for residential customers, was acquired by SunPower for $37.5 million.
- AmeriPro Energy, renewable energy resources that educate customers about current energy markets and renewable options, was acquired by 33 Sigma Holding.
Later Stage VC
- Moment Energy, sustainable energy storage systems that serve peak demand in on-grid areas and help off-grid customers reduce diesel consumption and transition to renewables, raised venture funding from Wind Ventures.
- Verdyn, full-cycle energy services for clients to access energy systems, raised venture funding from Hammond Power Solutions.
Early Stage VC
- Creekstone Energy, AI infrastructure and energy platform that powers next-generation artificial intelligence through integrated, sustainable and reliable energy services, raised Series B venture funding led by Trident Ridge.
- OK2Charge, enterprise software for property managers and owners to manage, monetize, and secure access to their on-site electric vehicle chargers, raised venture funding from Varro Capital.
- Valar Atomics, atomic energy company that creates abundant and cheap gas out of thin air using atomic energy, raised $130 million of venture funding through a combination of debt and equity.
Seed Round
- Material, advanced energy storage manufacturing technology for integrating power directly into product structures, raised $7.4 million through a combination of Seed-1 and Seed-5 funding from HAX, Pathbreaker Ventures and GoAhead Ventures, putting the company’s pre-money valuation at $18.6 million.
#castleplacement #capitalraising #privateequity #venturecapital #investment #energy

Tina Vital
Managing Director
Please contact me if you have any questions or would like to discuss your capital raise:
Email: tvital@castleplacement.com
(C) (917) 432-8474
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Sources: Information on this page was derived from a variety of sources including Bloomberg, Company Websites, Crunchbase, PitchBook and other news outlets. Castle Placement® does not warrant or guarantee this information, nor makes any representations as to the accuracy of the information. For more Risks, see CPGO Risks and Disclaimers.











