# Round is LIVE - and early bird spots are going fast 🔥 | Airthium (YC S17)

- Canonical URL: https://wefunder.com/feed/337184
- Entity ID: wefunder:feed_item:337184
- Published at: 2026-06-15 17:11:09 UTC
- Updated at: 2026-06-15 17:11:49 UTC

## Author
Franck Lahaye

## Subject
Airthium (YC S17)

## Content
The wait is over. Airthium's investment round is officially live and open to the public - and early bird terms are nearly 50% sold out! We’ve made tremendous progress in developing our patented heat pump technology: a LOI signed with a major French chemical plant, a €3.8M grant and financial advance from the French government, and $6.4M raised to get here. If you’ve already reserved your terms, visit wefunder.com/portfolio to confirm your investment and lock them in.If you haven’t joined yet, secure your early bird terms here: wefunder.com/airthium/investHere's what you're backing: a YC-backed team of 14 engineers, PhDs, and specialists building the technology that replaces gas boilers in factories worldwide. Industrial heat is responsible for more greenhouse gas emissions than all of aviation - and our heat pump will aim to deliver it cheaper than natural gas. ⚡The massive industrial heating equipment market - which is still burning fossil fuels - is ready for this. 🔥Early bird terms won't last. Invest in the future of industrial heat 🌍