Rochester, NY · Founded 2009 · Privately Held (backing)
Developer of silicon battery technology designed for an electric, sustainable future. GDI is based in Rochester, NY and was founded in 2009. Its last reported valuation was $52 million in Mar 2025. It has raised $40.1 million.
Last reported valuation
$52.0M
Oct 2026
Priced at
—
Total raised
$40.1M
Last round
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Cap table — not yet on record
GDI's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·The complete investor list: 14 names
·Watch GDI: the Monday email on marks, rounds and moves
