Energy Capital Raises and Investors in the U.S. – July 1st – 31st, 2026
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
- SunZia Transmission Project, electricity transmission line project that transfers energy between central New Mexico and south-central Arizona, received $546 million of development capital from Nuveen.
- V20 Energy, battery energy storage systems for grid frequency regulation, received development capital from Cherokee and Walker.
Merger/Acquisition
- Northwoods LP, propane fuel and storage equipment for residential and commercial energy needs, was acquired by Lakes Gas.
- Prevalon Energy, energy storage services based in Heathrow, Florida, was acquired by Nextpower for an estimated $365 million.
Later Stage VC
- ATS Energy, energy-producing solid-state thermovoltaic products that improve alternative energy options, raised $10.1 million of venture funding.
- I-Pulse, pulsed-power technology platform that converts small amounts of electrical energy into powerful bursts for industrial applications, raised $250 million of venture funding.
Early Stage VC
- Cardinal Data Power, gigawatt-scale data center campuses that support the development of power generation for computing infrastructure, raised $70 million through a combination of Series A-1 and Series A-2 venture funding in a deal led by Hood River Capital Management, putting the company’s pre-money valuation at $235 million.
- Otovo, energy services for monitoring, rapid repairs, and smart energy management, raised $7.25 million of venture funding in a deal led by EIC Rose Rock.
Seed Round
- BlueCore Energy, modular nuclear reactor for maritime applications, raised $10 million of Pre-Seed funding in a deal led by Slauson & Co., putting the company’s pre-money valuation at $18 million.
- Piq Energy, grid study technology that supports the execution of electrical interconnection analysis and transmission modeling processes, raised $5 million of seed funding in a deal led by Active Impact Investments.
#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.











