Stockholm, Sweden · Founded 2021 · Privately Held (backing)
Developer of clean energy systems designed to reduce carbon dioxide emissions from residential heating. Aira is based in Stockholm, Sweden and was founded in 2021. It was valued at $532 million at its Series B in Jan 2024, the last priced event on record. It has raised $659 million across 5 recorded rounds; the latest was a $175 million early-stage round in Aug 2025.
PMV mark · valuation
$532.0M
Oct 2026
Priced at
its Series B
Jan 2024
Total raised
$658.8M
Last round
Early Stage VC
Aug 2025
Team — not yet on record
No current team members for Aira are on record yet. People surface from round filings, company disclosures, and coverage sessions.
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·The post-money valuation on its round
·The complete investor list: 11 names
·Watch Aira: the Monday email on marks, rounds and moves
