Annual Activity Report 2025

SUSTAINABILITY STATEMENT

Societal and environmental challenges at the heart of the strategy

CURRENT OR POTENTIAL IMPACTS

RISKS – OPPORTUNITIES

POLICIES AND MAIN ACTIONS

OBJECTIVES AND RESULTS

S4 – CONSUMERS AND END-USERS

Company strategy ● Area 1: Improve our performance through the Opteam26 program ● Area 2: Successfully implement our development opportunities in our core business and in our diversi fi cation activities ● Area 3: Build the Aval du Futur by extending the lifetime of our existing plants and preparing the industrial assets of tomorrow Communication strategy ● Annually publish the results of the group’s entities in terms of nuclear and industrial safety and environmental protection ● Communicate systematically in the event of an incident ● Develop educational actions around its facilities and activities

Impact of Orano’s activities on the cost of nuclear electricity

Risk in the event of cost increases

Continuity and cost for citizens [S4]

No quanti fi ed target

Impact on citizens in case of disruption in electricity supply

Transparency necessary for the acceptance of the group’s activities

Transparency and information for citizens [S4]

No quanti fi ed target

4

CURRENT OR POTENTIAL IMPACTS

RISKS – OPPORTUNITIES

POLICIES AND MAIN ACTIONS

OBJECTIVES AND RESULTS

GOVERNANCE G1 – BUSINESS CONDUCT

Reputational and fi nancial risk in case of unethical managerial or business practices

Code of Ethics, Protection policy ● Spread the ethical culture through awareness-raising and communication programs ● Coordinate a whistleblowing and whistleblower protection mechanism ● Formalize a report on ethics incidents shared with governance ● Coordinate a policy for the protection of information, including personal data and third parties Program for the prevention of corruption and influence-peddling ● A robust anti-corruption and prevention of influence-peddling program ● Have a monitoring and evaluation system ● Incorporate these risks into third party assessments ● Raise awareness among exposed employees

Objective: 100% of employees trained in ethics ● 84% of employees trained in ethics

Ethics and corporate culture [G1]

Risks of fraud, corruption, and influence-peddling

Prevention of fraud, corruption and influence peddling [G1]

Objective: 100% of employees trained in the prevention of corruption and influence-peddling ● 81% of employees trained

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Orano - Annual Activity Report 2025