Calogena

French tech company | Builders Republic

About

Maker of a compact water-cooled small modular reactor purpose-built for district heating and industrial heat — a low-pressure, low-temperature design with a very small core that is factory-assembled and transported on site to deliver carbon-free heat.

Key facts

Status
Active
Sectors
Climate, Cleantech & Energy
Latest stage
Series B
Founded
2021
City
PARIS
Region
Provence-Alpes-Côte d’Azur
Tracked rounds
1
Amount raised
100 M€ raised since 2020

Funding rounds

  • Series B — 2026

Investors