Eric Chaves
Co-founder and COO of Terrament (Terramint), a founder with an engineering and design background who developed a gravity-based long-duration energy storage concept and has led prototyping, patents, and partnerships for scaling the technology.
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Feb 18, 2026 • 41min
Terrament Co-Founder on Leveraging Existing Technologies to Scale Long Term Energy Storage
Eric Chaves, co-founder and COO of Terrament, is an engineer-designer who built a gravity-based long-duration energy storage concept. He discusses a gravity train system with shaft rails and generators, using proven mining tech and modular, factory-built components. He covers pilot and scale timelines, hiring the right co-founder, and why diverse teams and data centers are key early opportunities.
