AirEx
PrivateLast Round
VC Round
May 20, 2026
Total Funding Raised
$10.15M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
AirEx is a climate-tech company that manufactures smart ventilation control systems designed to improve home energy efficiency and address fuel poverty.
Sector
Energy & Sustainability
Verticals
Energy Management, Smart Buildings, Green Building, IoT Hardware, Environmental Monitoring
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
AirEx Comparables
Compare AirEx with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Switchee | 73% | |
| Soler & Palau Ventilation Group | 72% | |
| Aldes Group | 69% | |
AirEx Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| VC Round | May 20, 2026 | ||||
| Debt | May 7, 2026 | ||||
| Debt | May 7, 2024 | ||||
| Series A Extension | Apr 4, 2023 | ||||
| Series A | Dec 12, 2022 | ||||
Grant | Jun 1, 2020 |
Key People
Founding team and executive leadership
AirEx Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Barclays Climate Ventures | VC Round |
| Unreasonable Collective | Series A |
| Francis Family Fund | Series A |
| Nesta | VC Round |
| Sustainable Ventures | VC Round, Grant |
| Innovate UK | Debt, Grant |
| Green Angel Ventures | VC Round |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 20, 2026
Monthly visitors increased 31% MoM, reaching 2.5K.
- May 20, 2026
$2.8M round raised from Sustainable Ventures and Vectr7.
AirEx Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about AirEx's valuation, stock price, and market status.