About us

Our history

2016

Founded

zodiac

concours innovation

arcelormittal

polytechnique

2017

Y Combinator
Pre-seed
round

2019

Hosted by
Air liquide

airliquide

2021

Seed round
$1.3M raised

wefunder

Our vision

2023

Prototype

5kW

2024

Heat Pump Demonstrator

100kW

2025

Heat Pump

1MW

2026

2027

2028

Large Scale Heat Pumps

20MW

2029

2030

Seasonal Energy Storage

50MW

2035

Seasonal Energy Storage

1GW+