UpTrajectory Review

Form Energy, a company building enormous iron-air batteries capable of storing electricity for 100 hours, has closed a $750 million funding round and added Google and Crusoe Energy to its customer roster. This is not another lithium-ion startup chasing electric vehicles. The Massachusetts-based firm is pursuing something far more specific and, for grid operators, potentially transformative: multi-day storage using abundant iron, water, and air. The technology addresses a genuine vulnerability in renewable-heavy grids—what happens when the wind does not blow and the sun does not shine for days, not hours. For New Jersey specifically, where offshore wind targets are aggressive and grid reliability concerns are acute, the timing and scale of this deployment matter enormously.

For small and mid-sized business operators in New Jersey, the direct line to your monthly utility bill runs through precisely these kinds of infrastructure bets. The state has some of the highest commercial electricity rates in the nation, and much of that cost structure reflects capacity charges, peak-demand pricing, and the expensive balancing act required when intermittent renewables meet inflexible demand. If Form's batteries—or competitors like them—can flatten those peaks and reduce the need for natural gas 'peaker' plants that run only a few dozen hours annually, the pass-through costs embedded in your commercial rate could materially decline. The opposite is also true: if storage deployment lags behind renewable buildout, volatility and price spikes worsen.

What warrants skepticism here is the gap between announced funding and operational reality. Form Energy's first commercial project, a 10-megawatt installation in Minnesota with Xcel Energy, remains under construction. The $750 million is earmarked for manufacturing expansion, not immediate deployment at scale. Google and Crusoe's customer status is notable—Crusoe in particular, with its focus on flared-gas mitigation and modular data centers, represents a load profile that can flex around storage cycles—but these are offtake agreements, not proven performance at grid scale. The 100-hour duration is genuinely differentiated; most lithium-ion installations optimize for 2-4 hours. Yet iron-air chemistry trades energy density for duration and cost, meaning enormous physical footprints and slower response times that may limit siting flexibility in dense northern New Jersey.

The downstream effects split unevenly across business types. Manufacturers with steady 24/7 loads benefit most from reduced price volatility. Retail and office operators, whose consumption patterns already align somewhat with solar generation, see thinner margins of improvement unless time-of-use rate structures become more punitive—which they likely will. The more consequential second-order effect is competitive: large energy users with direct storage offtake agreements, like Google's data centers, may secure rate advantages unavailable to smaller operators, widening an existing gap in energy cost competitiveness. For commercial real estate specifically, properties with on-site storage or microgrid capability could command premium rents, while those without face obsolescence risk as grid-edge resilience becomes a tenant expectation.

Watch three developments specifically. First, the New Jersey Board of Public Utilities' forthcoming energy storage incentive redesign, which currently favors shorter-duration lithium-ion and may need revision to accommodate multi-day technologies. Second, whether Form's Weirton, West Virginia manufacturing facility—strategically close to New Jersey markets—achieves its 2025 production targets; delays there ripple directly into regional deployment timelines. Third, how PJM Interconnection, the regional grid operator, values multi-day storage in its capacity markets, since current compensation structures were designed around faster-responding resources. For operators, the actionable move is less about technology selection and more about rate structure vigilance: engage your utility account representative now on evolving time-of-use options, and treat energy procurement with the same strategic attention given to supply chain or labor costs.

The broader stakes exceed any single company. Form Energy's bet is that the grid's economics invert— that the marginal value of the 24th hour of storage exceeds the 4th, and that iron-air's cheap materials overcome its bulk. If correct, New Jersey's energy transition becomes less expensive and more resilient. If wrong, the state has spent years and ratepayer dollars on a technology that arrives too slowly to matter. For business operators, the prudent posture is neither boosterism nor dismissal, but active monitoring of a procurement landscape that is restructuring beneath your existing contracts.

“Form Energy has landed Google and Crusoe as customers. Now, it has raised $750 million to expand manufacturing to deliver its massive, 100-hour batteries.” — TechCrunch

Takeaway: Press your utility rep now on evolving time-of-use rate structures before multi-day storage reshapes your competitive energy costs.