Key facts
- Aira’s last known valuation is $532.0M (Jan 2024).
- It has raised $658.8M across 5 recorded rounds; the latest was Early Stage VC ($174.6M) in Aug 2025.
- Notable investors include Collaborative Fund, Temasek Holdings, London & Partners., Nesta, Lingotto — 11 tracked in total.
- Status: Privately Held (backing).
- ·Post-money valuations for all 5 rounds
- ·The complete investor list — 11 names
- ·Watchlist + deal alerts for Aira
Funding rounds
5 roundsAbout Aira
Developer of clean energy systems designed to reduce carbon dioxide emissions from residential heating. The company's heat pumps use clean, free air from outside to create a cool, regulated climate inside the residence, enabling customers to reduce their energy bills and their personal carbon dioxide footprint effectively.
- Sector
- Consumer Products and Services (B2C)
- HQ
- Stockholm, Sweden
- Founded
- 2021
- Employees
- 1,200
- Website
- airahome.com/
- Ownership
- Privately Held (backing)
Aira doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Aira shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Aira in its N-PORT filings yet. We sweep new filings monthly.