Energy Vault just bought 2.3 GW of battery storage projects

KEY DEVELOPMENTS

• Energy Vault Acquires 2.3 GW Battery Portfolio: Energy Vault purchased 2.3 GW of battery energy storage projects from Goshe Energy Storage, one of the largest BESS acquisitions this year, as multiple storage and solar projects advance across the U.S. — Solar Builder. Read More: Solar Builder.
• Senate Negotiators Strike Permitting Deal: Republican and Democratic senators reached agreement on permitting reform text aimed at streamlining infrastructure approvals, though Democrats voiced concerns about the Trump administration's willingness to facilitate renewable energy projects — POLITICO. Read More: POLITICO.
• TOYO Readies 2 GW Solar Factory in Texas: Japanese manufacturer TOYO will hold a ribbon-cutting in October for its 1.5 GW HJT solar cell plant and 2 GW module assembly facility in Humble, Texas, with $240 million in binding supply agreements already secured — PV Magazine USA. Read More: PV Magazine USA.
• NineDot Opens 20 MW Battery in the Bronx: NineDot Energy activated a 20-MW battery energy storage system at Hunts Point that will serve roughly 20,000 homes during peak hours, displacing fossil-fueled generation in one of New York City's most polluted corridors — Solar Power World. Read More: Solar Power World.
• Renewable Properties Buys 71.8 MW Pennsylvania Solar: Renewable Properties acquired three solar projects totaling 71.8 MWdc in central and western Pennsylvania from Prospect14, adding PJM capacity market exposure — PV Magazine USA. Read More: PV Magazine USA.

Solar & Storage

Energy Vault's acquisition of 2.3 GW from Goshe Energy Storage dwarfs most BESS deals this cycle and signals that consolidation in the storage development pipeline is accelerating. The transaction comes in the same week that GridStor locked in $220 million in debt financing for its White Tank battery storage project in Arizona, NorthStar Clean Energy advanced the Hart Solar Project in Michigan, and community solar initiatives pushed forward in Illinois and Colorado. For investors watching the storage space, the volume of capital moving in a single week suggests lenders and developers alike see battery projects as bankable despite a choppy federal policy environment. Read More: $220 million in debt financing.

On the ground in New York City, NineDot Energy's 20-MW Hunts Point facility in the Bronx opened with a straightforward pitch: cut peak-hour reliance on polluting peaker plants in an overburdened neighborhood. The system is sized to serve about 20,000 homes during high-demand windows. It arrives as New York state wrestles with broader storage deployment challenges — the state recently issued 1 GW in storage contracts specifically designed to break a persistent impasse in getting big batteries permitted and built. New York's 2040 goal of eliminating fossil-fueled electricity demands storage at a pace the state has not yet achieved, and whether these 1 GW contracts translate into operating projects will test the procurement model. Read More: cut peak-hour reliance on polluting peaker plants, break a persistent impasse.

But the buildout faces a familiar obstacle. The Wall Street Journal reports growing community opposition to large-scale battery installations sited in crowded residential neighborhoods. As utilities push grid modernization and developers hunt for interconnection-ready parcels close to load centers, the tension between where batteries need to go and where residents will tolerate them is sharpening. For developers, the siting risk now rivals the permitting timeline as a project killer. Read More: growing community opposition.

On the solar side, Renewable Properties closed on three projects totaling 71.8 MWdc in central and western Pennsylvania, purchasing the portfolio from Prospect14. The projects will participate in both PJM energy sales and capacity auctions — a dual-revenue structure that matters as the capacity market faces proposed reforms. Apex Clean Energy, meanwhile, sold a minority stake in a 339 MW operational portfolio of solar and wind assets, a move that lets it recycle capital while retaining operational control. Cleveland added a smaller but notable play: the city announced plans to build a 7 MW and a 2 MW solar array on two city-owned landfills in Ohio, developed by the Mayor's Office of Sustainability in partnership with the departments of Public Utilities and Port Control. Landfill solar remains one of the few siting categories that rarely triggers local opposition. Read More: purchasing the portfolio from Prospect14, 339 MW operational portfolio, 7 MW and a 2 MW solar array on two city-owned landfills.

In Texas, TOYO is preparing for an October ribbon-cutting at its Humble manufacturing complex, which will house a 1.5 GW heterojunction (HJT) solar cell plant and a 2 GW module assembly line. The company has already locked in roughly $240 million in binding module supply agreements spanning utility-scale, commercial, industrial, community solar, and data center customers. For a domestic manufacturing sector still finding its footing, binding offtake at that level before the factory formally opens is a strong signal of demand confidence. Read More: roughly $240 million in binding module supply agreements.

Wind Energy

Offshore wind developers are watching lease economics closely after new analysis found that Round 4 lease fees could make projects "unviable" in the AR8 Atlantic region. The fee structures in question add costs that risk eroding already-thin project margins — a problem for an offshore wind sector that has spent the past two years renegotiating power purchase agreements and rebidding canceled solicitations. If lease costs price out competitive bids, the federal leasing program risks generating neither revenue nor megawatts. Read More: "unviable" in the AR8 Atlantic region.

Onshore wind news was thinner Tuesday. Apex Clean Energy's minority-stake sale of its 339 MW portfolio included wind assets alongside solar, suggesting continued investor appetite for operating onshore wind even as new project development slows in some regions.

Policy & Markets

The bipartisan Senate permitting deal is the week's most consequential policy development. Negotiators from both parties agreed on legislative text to streamline infrastructure permitting, a priority that has united pipeline advocates and transmission builders for years. But Democrats flagged a pointed concern: whether the Trump administration will use any new permitting authorities to actually advance renewable energy projects, or channel the streamlined process primarily toward fossil fuel infrastructure. For clean energy developers, the distinction is existential — faster permitting means nothing if the administration's implementation favors competing resource types. Read More: streamline infrastructure permitting.

Separately, the Trump administration revoked $810 million in congressionally approved funding that included a Treasury Department program for climate change-related investments in coral reefs and tropical forests. While the climate investment piece was a small slice of the total clawback, the action continues a pattern of the administration unwinding appropriated climate dollars. Read More: $810 million in congressionally approved funding.

In the PJM market — which spans 13 states and the District of Columbia — the Natural Resources Defense Council is urging states to act on proposed capacity market reforms that the group says could hurt ratepayers. The warning lands as new solar and storage assets flow into PJM's footprint: Renewable Properties' 71.8 MW Pennsylvania acquisition, for instance, is specifically structured around PJM capacity revenue. How the grid operator redesigns its capacity auction will directly affect the returns on billions of dollars in planned clean energy investment across the mid-Atlantic and Midwest. Read More: hurt ratepayers.

LOOKING AHEAD

• TOYO Texas factory ribbon-cutting in October: The Humble, Texas ceremony for the 1.5 GW cell / 2 GW module facility will test whether domestic HJT manufacturing can scale with $240 million in supply deals already signed.
• New York's 1 GW storage contracts face execution test: With the Bronx facility now online, all eyes shift to whether the state's latest procurement round can break the pattern of contracted-but-never-built battery projects.
• Senate permitting text heads toward floor debate: The bipartisan deal must survive full-chamber politics and conference with the House; clean energy groups will push to ensure renewable projects benefit equally from streamlined approvals.

THE BOTTOM LINE: Gigawatt-scale battery deals and a bipartisan permitting breakthrough show the clean energy buildout has its own momentum — but neighborhood opposition, offshore lease economics, and uncertainty about federal implementation remain the friction points that separate pipeline from steel in the ground.