Sion, Switzerland · Founded 2017 · Privately Held (backing)
Developer of electric propulsion and battery management technology designed to change air transportation to a clean aviation revolution. H55 is based in Sion, Switzerland and was founded in 2017. Its last known valuation is $259 million. It has raised $94.7 million.
Last price · $/share
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Implied valuation
$258.5M
Total raised
$94.7M
Last round
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Cap table — not yet on record
H55'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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·Watch H55: the Monday email on marks, rounds and moves
