Kyoto, Japan · Founded 2013 · Privately Held (backing)
Developer of membrane separation technology designed to simplify the process of the chemical and petroleum industry. eSep is based in Kyoto, Japan and was founded in 2013. Its last reported valuation was $12.4 million in Nov 2025. It has raised $12.4 million.
Last reported valuation
$12.4M
Oct 2026
Priced at
—
Total raised
$12.4M
Last round
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Cap table — not yet on record
eSep'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: 20 names
·Watch eSep: the Monday email on marks, rounds and moves
