Energy Vault Acquires 850 MW Battery Storage Projects in Japan
Written by Emily J. Thompson, Senior Investment Analyst
Updated: Apr 09 2026
0mins
Should l Buy NRGV?
Energy Vault Holdings announced its formal entry into the Japanese market through a binding agreement to acquire a pipeline of BESS projects from a leading domestic energy storage developer. The transaction includes the integration of an established team of local energy experts and the acquisition of a high-quality, 850 MW Battery Energy Storage System development portfolio, positioning Energy Vault to capitalize on one of the fastest growing and structurally-advantaged energy storage markets among developed economies. The acquired portfolio consists of 350 MW of advanced-stage BESS projects targeted to commence construction in H2 2027 and reach commercial operations beginning in H2 2028. The portfolio also includes 500 MW of early-stage BESS projects, providing a robust, multi-year growth pipeline that positions Energy Vault for long-term leadership in the Japanese energy storage market.
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Analyst Views on NRGV
Wall Street analysts forecast NRGV stock price to rise
3 Analyst Rating
2 Buy
0 Hold
1 Sell
Moderate Buy
Current: 3.700
Low
2.00
Averages
3.73
High
5.19
Current: 3.700
Low
2.00
Averages
3.73
High
5.19
About NRGV
Energy Vault Holdings, Inc. develops, deploys and operates utility-scale energy storage solutions designed to transform the approach to sustainable energy storage. The Company's offerings include proprietary battery, gravity and green hydrogen energy storage technologies supporting a variety of customer use cases delivering energy system dispatching and optimization. Each storage solution is supported by its technology-agnostic energy management system software and integration platform. Its technology portfolio delivers customized short, long and multi-day/ultra-long duration energy storage solutions to help utilities, independent power producers and large industrial energy users. Its solutions include B-Vault, G-Vault, H-Vault and software solutions. Its software solutions include Vault-OS Energy Management System, Vault-Bidder, and Vault-Manager. Its projects include Calistoga Resiliency Center, Cross Trails Battery Energy Storage System (BESS), SOSA Energy Center, and McMurtre BESS.
About the author
Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
Energy Vault to Release Q1 2026 Earnings on May 5
- Earnings Release Schedule: Energy Vault will announce its Q1 2026 earnings on May 5, 2026, followed by a conference call at 4:30 PM ET, which is expected to attract investor interest.
- Conference Call Access: Participants can join the call by dialing 1-877-704-4453, with international callers using 1-201-389-0920, reflecting the company's commitment to transparency and investor communication.
- Replay and Webcast: A telephonic replay will be available until May 19, 2026, accessible at 1-844-512-2921, indicating the company's dedication to providing information for those unable to attend live.
- Energy Storage Solutions: Energy Vault offers various energy storage technologies, including battery, gravity, and green hydrogen, aimed at helping utilities and large industrial users reduce energy costs while enhancing power reliability, showcasing its leadership in the sustainable energy sector.
See More
Energy Vault Enters Japan with BESS Project Acquisition
- Market Entry: Energy Vault Holdings has successfully entered the Japanese market through a binding agreement to acquire an 850 MW battery energy storage system (BESS) project pipeline from a domestic developer, marking a significant step in the company's global expansion strategy.
- Project Portfolio: The acquisition includes a portfolio of 350 MW of advanced-stage projects and 500 MW of early-stage projects, with advanced-stage projects slated for construction in H2 2027 and operations commencing in H2 2028, significantly enhancing the company's project backlog.
- Growth Potential: This acquisition positions Energy Vault to capitalize on Japan's growing energy storage demand, particularly amid grid constraints and renewable energy expansion, and is expected to generate diversified revenue streams across wholesale, capacity, and balancing markets.
- Financial Outlook: Once the assets are fully operational over the next 12 to 36 months, the company anticipates generating over $180 million in annual recurring EBITDA, further driving financial growth and enhancing market competitiveness.
See More
Energy Vault Acquires Japanese Energy Storage Projects, Expanding Market Presence
- Market Entry Strategy: Energy Vault's acquisition of BESS projects from a leading Japanese developer establishes an immediate localized footprint in Japan, marking a significant step in its global own & operate strategy and positioning the company for leadership in a rapidly growing market.
- Project Scale and Revenue: The transaction includes 350 MW of advanced-stage projects expected to commence construction in H2 2027 and reach commercial operations by mid-2028, with the overall assets projected to yield over $180 million in annual recurring EBITDA, significantly enhancing financial performance.
- Local Team Integration: The acquisition also brings onboard a proven local Japanese development team, securing invaluable expertise in land rights, complex permitting, and utility interconnections, thereby enhancing Energy Vault's execution capabilities and competitive edge in the Japanese market.
- Technology and Market Fit: Energy Vault plans to leverage its B-VAULT™ AC Technology Platform and next-generation sodium-ion battery technology to meet the stringent demands for high energy density and safety in the Japanese market, further driving long-term growth potential in the energy storage sector.
See More
Energy Vault Releases 2025 Corporate Sustainability Report
- ESG Score Improvement: Energy Vault achieved an ESG score of 74 from S&P Global in 2025, a five-point increase from 69 in 2024, placing the company in the 98th percentile of the Machinery and Electrical Equipment industry, thereby solidifying its leadership in energy storage.
- Global Project Expansion: The company has scaled its multi-gigawatt hour project portfolio while maintaining rigorous internal management system certifications, ensuring alignment with global sustainability frameworks, which enhances its market competitiveness and customer trust.
- Strategic Partnerships and Innovation: By establishing strategic partnerships in the rapidly growing AI and data center sectors, Energy Vault has evolved its Own & Operate model, optimizing data usage across project lifecycles to enhance environmental performance and site-level accountability.
- Significant Milestones: The 2025 report highlights key operational milestones, including market entries in Australia and Europe, and over 3 GWh of deployed or contracted systems in its global B-VAULT portfolio, demonstrating the company's strong commitment to financing critical energy infrastructure assets with $300 million in investments.
See More
Energy Vault Acquires 175 MW Battery Storage Project
- Acquisition Scale: Energy Vault's acquisition of the McMurtre Battery Energy Storage System, a 175 MW project near Dallas, Texas, raises its total owned assets to 715 MW within the Asset Vault platform, significantly enhancing its market position.
- Project Timeline: The McMurtre project is expected to receive notice to proceed in Q4 2026, with commercial operations targeted for December 2027, featuring an executed Small Generator Interconnection Agreement and full site control, ensuring a feasible and de-risked construction path.
- Revenue Expectations: While financial terms were not disclosed, Energy Vault anticipates the project will generate $15 million to $20 million in annual revenues over its technical life, representing total expected lifetime revenues of $350 million to $375 million, further driving the company's financial growth.
- Strategic Development: This acquisition advances Energy Vault's near-term 1,500 MW BESS deployment roadmap, reflecting the effectiveness of its three-asset-class strategy and enhancing its competitiveness in the renewable energy sector.
See More
Energy Vault Acquires McMurtre BESS Project to Enhance 1,500 MW Deployment Roadmap
- Project Acquisition: Energy Vault has acquired the 175 MW / 350 MWh McMurtre Battery Energy Storage System from Belltown Power, further advancing its 1,500 MW BESS deployment roadmap and enhancing its competitive position in the U.S. market.
- Revenue Projections: The project is expected to generate $15–$20 million in annual revenues over its technical life, with total expected lifetime revenues exceeding $350 million, showcasing strong financial potential and sustainable cash flows.
- Market Positioning: Located in the ERCOT North market, known for robust power price dynamics and rapidly growing data center demand, the McMurtre project ensures strategic fit and predictable future earnings.
- Portfolio Strategy: This acquisition increases Energy Vault's total installed capacity to 715 MW under its Asset Vault platform, reflecting the company's integrated strategy across battery storage, powered land, and powered shells, thereby strengthening its leadership in the global energy infrastructure market.
See More
Energy Vault to Release Q1 2026 Earnings on May 5
- Earnings Release Schedule: Energy Vault will announce its Q1 2026 earnings on May 5, 2026, followed by a conference call at 4:30 PM ET, which is expected to attract investor interest.
- Conference Call Access: Participants can join the call by dialing 1-877-704-4453, with international callers using 1-201-389-0920, reflecting the company's commitment to transparency and investor communication.
- Replay and Webcast: A telephonic replay will be available until May 19, 2026, accessible at 1-844-512-2921, indicating the company's dedication to providing information for those unable to attend live.
- Energy Storage Solutions: Energy Vault offers various energy storage technologies, including battery, gravity, and green hydrogen, aimed at helping utilities and large industrial users reduce energy costs while enhancing power reliability, showcasing its leadership in the sustainable energy sector.
See More
Energy Vault Enters Japan with BESS Project Acquisition
- Market Entry: Energy Vault Holdings has successfully entered the Japanese market through a binding agreement to acquire an 850 MW battery energy storage system (BESS) project pipeline from a domestic developer, marking a significant step in the company's global expansion strategy.
- Project Portfolio: The acquisition includes a portfolio of 350 MW of advanced-stage projects and 500 MW of early-stage projects, with advanced-stage projects slated for construction in H2 2027 and operations commencing in H2 2028, significantly enhancing the company's project backlog.
- Growth Potential: This acquisition positions Energy Vault to capitalize on Japan's growing energy storage demand, particularly amid grid constraints and renewable energy expansion, and is expected to generate diversified revenue streams across wholesale, capacity, and balancing markets.
- Financial Outlook: Once the assets are fully operational over the next 12 to 36 months, the company anticipates generating over $180 million in annual recurring EBITDA, further driving financial growth and enhancing market competitiveness.
See More
Energy Vault Acquires Japanese Energy Storage Projects, Expanding Market Presence
- Market Entry Strategy: Energy Vault's acquisition of BESS projects from a leading Japanese developer establishes an immediate localized footprint in Japan, marking a significant step in its global own & operate strategy and positioning the company for leadership in a rapidly growing market.
- Project Scale and Revenue: The transaction includes 350 MW of advanced-stage projects expected to commence construction in H2 2027 and reach commercial operations by mid-2028, with the overall assets projected to yield over $180 million in annual recurring EBITDA, significantly enhancing financial performance.
- Local Team Integration: The acquisition also brings onboard a proven local Japanese development team, securing invaluable expertise in land rights, complex permitting, and utility interconnections, thereby enhancing Energy Vault's execution capabilities and competitive edge in the Japanese market.
- Technology and Market Fit: Energy Vault plans to leverage its B-VAULT™ AC Technology Platform and next-generation sodium-ion battery technology to meet the stringent demands for high energy density and safety in the Japanese market, further driving long-term growth potential in the energy storage sector.
See More
Energy Vault Releases 2025 Corporate Sustainability Report
- ESG Score Improvement: Energy Vault achieved an ESG score of 74 from S&P Global in 2025, a five-point increase from 69 in 2024, placing the company in the 98th percentile of the Machinery and Electrical Equipment industry, thereby solidifying its leadership in energy storage.
- Global Project Expansion: The company has scaled its multi-gigawatt hour project portfolio while maintaining rigorous internal management system certifications, ensuring alignment with global sustainability frameworks, which enhances its market competitiveness and customer trust.
- Strategic Partnerships and Innovation: By establishing strategic partnerships in the rapidly growing AI and data center sectors, Energy Vault has evolved its Own & Operate model, optimizing data usage across project lifecycles to enhance environmental performance and site-level accountability.
- Significant Milestones: The 2025 report highlights key operational milestones, including market entries in Australia and Europe, and over 3 GWh of deployed or contracted systems in its global B-VAULT portfolio, demonstrating the company's strong commitment to financing critical energy infrastructure assets with $300 million in investments.
See More
Energy Vault Acquires 175 MW Battery Storage Project
- Acquisition Scale: Energy Vault's acquisition of the McMurtre Battery Energy Storage System, a 175 MW project near Dallas, Texas, raises its total owned assets to 715 MW within the Asset Vault platform, significantly enhancing its market position.
- Project Timeline: The McMurtre project is expected to receive notice to proceed in Q4 2026, with commercial operations targeted for December 2027, featuring an executed Small Generator Interconnection Agreement and full site control, ensuring a feasible and de-risked construction path.
- Revenue Expectations: While financial terms were not disclosed, Energy Vault anticipates the project will generate $15 million to $20 million in annual revenues over its technical life, representing total expected lifetime revenues of $350 million to $375 million, further driving the company's financial growth.
- Strategic Development: This acquisition advances Energy Vault's near-term 1,500 MW BESS deployment roadmap, reflecting the effectiveness of its three-asset-class strategy and enhancing its competitiveness in the renewable energy sector.
See More
Energy Vault Acquires McMurtre BESS Project to Enhance 1,500 MW Deployment Roadmap
- Project Acquisition: Energy Vault has acquired the 175 MW / 350 MWh McMurtre Battery Energy Storage System from Belltown Power, further advancing its 1,500 MW BESS deployment roadmap and enhancing its competitive position in the U.S. market.
- Revenue Projections: The project is expected to generate $15–$20 million in annual revenues over its technical life, with total expected lifetime revenues exceeding $350 million, showcasing strong financial potential and sustainable cash flows.
- Market Positioning: Located in the ERCOT North market, known for robust power price dynamics and rapidly growing data center demand, the McMurtre project ensures strategic fit and predictable future earnings.
- Portfolio Strategy: This acquisition increases Energy Vault's total installed capacity to 715 MW under its Asset Vault platform, reflecting the company's integrated strategy across battery storage, powered land, and powered shells, thereby strengthening its leadership in the global energy infrastructure market.
See More
