Aira
A clean energy-tech company that provides air source heat pumps and home energy solutions.
Aira has raised €644M across 5 funding rounds from 12 investors, most recently a round in Aug 2025. Based in Stockholm, Sweden; active in Energy. Data as of 28 Oct 2026.
Stockholm, Swedenwww.airahome.com ↗
Total raised
€644M
€644,000,000
Funding rounds
5
Investors
12
distinct backers
Active since
2023-10
latest 2025-08
Funding by year
EUR raised per yearAira — funding by year — interactive chart.
Data table
| Aira — funding by year | |
|---|---|
| 2023 | €86M |
| 2024 | €408M |
| 2025 | €150M |
Signals
High confidenceRaise-next likelihood48
base rate 30% for Other
- ▲ In typical raise window
- ▲ Up-round momentum
- ▼ Low backer re-investment
Exit likelihood34
base rate 11% (2+ rounds)
- ▲ €100M+ raised
- ▲ 5 rounds raised
- ▲ Recently backed by strong-exit-track investors
Timing: in window vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
5 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2025-08-12 | Other | €150M | Altor,Existing investors,Kallskär1,Kinnevik,Lingotto,Temasek | View deal → |
| 2024-10-17 | Other | €63M | Altor,Kinnevik,Statkraft Ventures,Temasek | View deal → |
| 2024-06-10 | Debt | €200M | BNP Paribas | View deal → |
| 2024-01-16 | Other | €145M | Collaborative Fund,Creades,Harald Mix,Kinnevik,Linglotto,Temasek | View deal → |
| 2023-10-16 | Other | €86M | Altor,Collaborative Fund,Creades,Kinnevik,Lingotto | View deal → |
Investors
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