About us
Otrera is an innovative company redefining nuclear energy to meet the energy and climate challenges of the 21st century.
By developing a new generation of safer, more modular, and higher-performance reactors, we offer a sovereign and competitive solution to ensure a reliable, sustainable, and independent energy supply
Our mission is to design cutting-edge nuclear technology that combines industrial excellence, energy resilience, and environmental responsibility. By investing in Otrera, you contribute to a strategic transformation of the energy landscape in France and beyond.

Our strengths

Breakthrough technology, ready for deployment
Modular, safe, and efficient nuclear power.

A rapidly growing market
The demand for low-carbon energy is booming.

Essential energy sovereignty
Securing energy independence.

A long-term commitment
Innovation, safety, and competitiveness.

Information
Otrera announces the close of its fundraising round, securing 2.5 million euros to accelerate the development of its next-generation nuclear reactors
Aix-en-Provence, Wednesday, December 4, 2024. Otrera, a spin-off of the French Alternative Energies and Atomic Energy Commission (CEA) and winner of the France 2030 program, is pleased to announce the close of its first fundraising round, which secured 2.5 million...
Next-generation Reactors: Otrera Joins a Working Group on MOX Fuel with Orano
Paris, October 22, 2024 – Otrera, a leading developer of fourth-generation nuclear reactors, is pleased to announce its participation in the "MOX RNR" working group. This initiative brings together several prominent players in the advanced nuclear sector to redesign...
Next-Generation Reactors: Otrera Joins MOX Fuel Working Group with Orano
Paris, October 22, 2024 – Otrera, a designer of fourth-generation nuclear reactors, announces its integration into the "MOX RNR" working group, an initiative bringing together several new nuclear stakeholders to rebuild the industrial framework for fuel supply and...
Otrera, Winner of the “Innovative Nuclear Reactors” Call for Projects, Begins the Development of its SMR Reactor
Paris, November 27, 2023. The French government has set as its primary objective, within the framework of the France 2030 plan, to position France as a leader in the creation and development of innovative and autonomous companies. These companies would focus on...
Press Release: Otrera, a Startup Spun off by the CEA, to Open a New Chapter in Nuclear Energy
Paris - Otrera Nuclear Energy, a startup specializing in next-generation reactors, is proud to announce the signing of the contract confirming the Commissariat à l'énergie atomique (CEA)'s equity investment, confirming the spin-off operation announced in April....