London, United Kingdom · Founded 2016 · Privately Held (backing)
Developer of a smart ventilation control system designed to tackle energy efficiency and fuel poverty. AirEx is based in London, United Kingdom and was founded in 2016. Its last reported valuation was $16.9 million in Nov 2025. It has raised $9.6 million.
Last reported valuation
$16.9M
Oct 2026
Priced at
—
Total raised
$9.6M
Last round
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Cap table — not yet on record
AirEx'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: 21 names
·Watch AirEx: the Monday email on marks, rounds and moves
