Kieran C. Dunn

GM Just Validated Sodium-Ion at Scale. What Procurement Teams at Battery Startups Should Do Next.

When GM commits to manufacturing sodium-ion cells commercially, it’s not a technology story — it’s a supply chain inflection.

Originally written June 2026 · published here as part of my archive.

A large OEM committing to commercial production does something no pilot line can: it tells the supply base the chemistry is worth tooling for. That signal moves capacity, qualification queues, and raw-material contracts long before it moves a spec sheet.

Full text pending. This piece exists in the backdated archive. The complete text, the gated “Download PDF” flow, and the build-time PDF are Phase 2 work — this page is the route and the shell so the structure can be reviewed now.

Working on something this touches?

If any of the above is landing on your cost model right now, tell me where.

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