AirEx key facts
as of Oct 2026- Developer of a smart ventilation control system designed to tackle energy efficiency and fuel poverty.
- AirEx is valued at approximately $16.9M as of Oct 2026 (last reported valuation).
- It has raised $9.6M; the latest was Later Stage VC ($2.4M) in Nov 2025.
- Notable investors include Innovate UK, European Commission, Sustainable Ventures, One Planet Capital, NZIP Acceleration — 21 tracked in total.
- Status: Privately Held (backing).
AirEx's last reported valuation, Nov 2025. Nothing priced has surfaced since.
- ·The complete investor list: 21 names
- ·Watch AirEx: the Monday email on marks, rounds and moves
AirEx funding rounds
No funding rounds for AirEx are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
Who backs AirEx
21+AirEx valuation
AirEx's last reported valuation was $16.9 million in Nov 2025. No priced round, secondary trade or fund mark has surfaced since.
AirEx investors
21 investors are on record for AirEx, including Innovate UK, European Commission, Sustainable Ventures and One Planet Capital.
About AirEx
Developer of a smart ventilation control system designed to tackle energy efficiency and fuel poverty. The company's system uses sensors to measure temperature and humidity and deploys smart algorithms to enable automatic airflow regulation awhile taking into account local weather and air quality data, enabling users to reduce heat demand in their homes without compromising damp and indoor air quality.
- Sector
- Business Products and Services (B2B)
- HQ
- London, United Kingdom
- Founded
- 2016
- Employees
- 34
- Website
- airex.tech/
- Ownership
- Privately Held (backing)
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