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
At Otrera, we are committed to full transparency regarding our development and future outlook.
This section provides key data about our growth, financial strategy, and investment opportunities to support the emergence of a competitive and sovereign new nuclear industry.
OTRERA accelerates: €17M secured to advance its 4th-generation fast neutron reactor
OTRERA has secured €17 million in new funding, combining equity investment and France 2030 grants. The round brings together a consortium of leading strategic shareholders: Groupe ADF, EDF Group, Isospin Exergon, Ingerop, Fortil Group, Normandie Participations, Onet...
OTRERA formalizes its establishment in Cherbourg-en-Cotentin
On the occasion of the press conference held on April 1, 2026, at the Normandy Regional Council in Caen, OTRERA announced the establishment of an industrial plant and a technology hub in Cherbourg-en-Cotentin, in the presence of Hervé Morin, President of the Normandy...
OTRERA and JAEA will exchange information on Loop type Sodium-Cooled Fast Nuclear Reactors
Aix-en-Provence - November 5, 2025 Otrera New Energy, and the Japan Atomic Energy Agency (JAEA) signed an MOU on September 30th to explore the possibility to share their knowledge of loop type sodium-cooled fast nuclear reactors (SFR). This collaboration represents a...
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...
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 New Energy, a startup specializing in new-generation reactors, is proud to announce the signing of the contract confirming the entry of the French Alternative Energies and Atomic Energy Commission (CEA) into its capital, thereby confirming the spin-off...