Aira
PrivateLast Round
Early Funding
Aug 11, 2025
Total Funding Raised
$671.45M
Momentum
Top 10%
of companies Caplight tracks
Company Overview
Aira is a clean energy technology company that develops, manufactures, and installs intelligent heat pumps and integrated home energy systems to decarbonize residential heating.
Sector
Energy & Sustainability
Verticals
Renewable Energy, Energy Management, Energy Storage, Smart Buildings, Home & Lifestyle
Business Model
B2C
Customer Profile
Hardware + Subscription, Hardware Sales
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Aira Comparables
Compare Aira with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| 1KOMMA5° | 89% | |
| zolar | 83% | |
| Svea Solar | 81% | |
Aira Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Early Funding | Aug 11, 2025 | ||||
| VC Round | Aug 11, 2025 | ||||
| Series B Extension | Mar 4, 2025 | ||||
| Series B Extension | Oct 16, 2024 | ||||
| Debt | Jun 4, 2024 | ||||
Series B | Jan 16, 2024 |
Key People
Founding team and executive leadership
Aira Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Vargas Holding | Series B, VC Round, Early Funding, Series A |
| Temasek | Early Funding, Series B, Series B Extension, VC Round |
| Lingotto | Series B, Early Funding, VC Round |
| Statkraft Ventures | Series B, VC Round, Early Funding, Series B Extension |
| Kallskär AB | Series B, VC Round |
| Creades | Series B, VC Round, Early Funding |
| Collaborative Fund | Series B, VC Round, Early Funding |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 7, 2026
Grew to over 1,000 employees since 2022.
- Mar 7, 2026
Employs over 300 specialists across craft businesses in Germany.
Aira 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 Aira's valuation, stock price, and market status.