Annual Activity Report 2025

SUSTAINABILITY STATEMENT Social and societal information

Characteristics of the Company’s employees France and Kazakhstan account for 93% of the group’s own workers. The workforce grew between 2024 and 2025 due to recruitment. 90% of the workforce is full-time (permanent or temporary employees). The workforce is 24% female.

● promote compensation transparency: in accordance with the European directive on compensation transparency, Orano is working to implement it, respecting the regulatory deadlines and the processes of transposition into the local laws of the countries concerned. The group has not set a target fi gure in this area to date. These initiatives aim to improve employee equity and well-being, in line with the group’s values and commitments in terms of sustainability. These targets were shared with employee representatives. The results will also be communicated in the future.

BREAKDOWN OF WORKFORCE BY COUNTRY [S1-6]

Reference 2019

2025

Indicators

ESRS

Breakdown

2024

2023

France

S1-6>52 S1-6>52 S1-6>52 S1-6>52 S1-6>52 S1-6>52 S1-6>52 S1-6>52 S1-6>52

18,376

87% 17,583

16,880

15,475

Kazakhstan

1,357

6% 2% 2% 1% 1% 1% 0% 0%

1,326

1,295

1,168

Canada

513 379 163 138 151

454 381 166 121

400 384 160

426 473

United States

Germany

71 78 89 14

United Kingdom

87 69 51

Mongolia

75 58

4

Japan Other

58 87

153

990

826

TOTAL EMPLOYEES

S1-6>50 a, 50 b

21,222

100% 20,317

20,316

18,620

Methodological clarification: Workforce at December 31, 2025, all categories combined. The Uzbek subsidiary deconsolidated on September 30, 2025 is excluded.

The fi nancial statements presented in Chapter 6, Note 4 report 19,897 full-time equivalents (FTE). The gap between these fi gures is explained by both the calculation method corresponding to different de fi nitions (registered and full-time equivalent), and by the methods of consolidating joint operations in Canada (McClean, McArthur River, Cigar Lake and Key Lake).

BREAKDOWN OF WORKFORCE BY TYPE OF CONTRACT AND GENDER [S1-6]

2025 – of which women

2025 – of which men

Reference 2019

2025

2024

2023

Indicators

ESRS

Permanent employees

S1-6>50 a, 50 b 18,321

4,451 13,870 17,398 17,469 15,904

Inactive permanent employees

S1-6>50 a, 50 b S1-6>50 a, 50 b S1-6>50 a, 50 b

1,304 1,597

258 476

1,046 1,121

1,416 1,503

1,437 1,410

1,595 1,121

Temporary employees

Non-guaranteed hours employees

0

0

0

0

0

0

TOTAL EMPLOYEES

S1-6>50 a, 50 b 21,222

5,185 16,037 20,317 20,316 18,620

Of which full-time employees (active permanent or temporary)

S1-6>50 a, 50 b 19,090

4,359 14,731 18,117 18,145 16,343

Of which part-time employees

S1-6>50 a, 50 b

828

568

260

784

734

683

Methodological clarification: Workforce at December 31, 2025. The Uzbek subsidiary deconsolidated at September 30, 2025, is excluded. Regarding the gender of employees, Orano does not distinguish between “other” and “not declared” categories.

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Orano - Annual Activity Report 2025