Rebuilding the American grid is a prerequisite for AI to achieve its full potential. @FormEnergyInc spent nearly a decade building a fundamentally new battery technology and a US manufacturing base to produce it. @sequoia is investing $100M. I first met @mateojaramill in spring 2020. He shared an ambitious idea: build a new battery technology that could store energy for days, not hours, using two of the cheapest and most abundant inputs imaginable – iron and air. Since then, Form has proved that its batteries can compete with gas and can scale, winning its first big hyperscale contract earlier this year. We believe Form Energy can become America’s battery champion.

Sep 1, 2026 · 4:55 PM UTC

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I love this company -- if we're going (hopefully) to more renewable sources of energy over time (shady days with no wind!), we're going to need better batteries. Love this.
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Big fan of big batteries!
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dropping multi day iron batteries onsite lets people skip the utility queue entirely. this is a great opportunity!
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Enormous opportunities in deploying novel hardtech solutions, especially in mineral development / refining.
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Are you really interested leading that? Let's talk privately, perhaps we can help 🤔
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Multi-day storage is a big deal for AI loads that never clock out, and building the batteries here keeps another critical supply chain close. GPUs are famously bad at waiting for better weather.
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