Annual Activity Report 2025

MISCELLANEOUS INFORMATION

List of French companies indirectly controlled by Orano at December 31, 2025

7.8 List of French companies indirectly controlled by Orano at December 31, 2025

Orano’s indirect fi nancial

Share capital (in euros)

Majority shareholder

interest in the Company (%)

Company name

Legal form

Business register

Address

CERIS Group

Simpli fi ed joint stock company

1,430,000

NANTES business register 829 946 748 NANTES business register 451 438 527 NANTERRE business register 300 574 894 NANTES business register 444 613 186 LYON business register 844 434 456 LYON business register 844 679 498 LYON business register 481 624 955 NANTERRE business register 538 613 613 CHERBOURG business register 582 650 297 DUNKERQUE business register 938 011 434 NANTERRE business register 817 439 615 NANTERRE business register 929 750 073 ROMANS business register 814 304 291 NANTERRE business register 501 472 492 NANTERRE business register 980 623 243 NANTERRE business register 905 140 646 NANTERRE business register 844 112 425 NANTERRE business register 980 611 198

2, rue Alain Bombard 44800 SAINT-HERBLAIN, FRANCE 2, rue Alain Bombard 44800 SAINT-HERBLAIN, FRANCE 125 avenue de Paris 92320 CHÂTILLON, FRANCE 2, rue Alain Bombard 44800 SAINT-HERBLAIN, FRANCE Rond-point de l’Échangeur – BP 3 – 69360 SOLAIZE, FRANCE Rond-point de l’Échangeur – BP 3 – 69360 SOLAIZE, FRANCE Rond-point de l’Échangeur – BP 3 – 69360 SOLAIZE, FRANCE 125 avenue de Paris 92320 CHÂTILLON, FRANCE Rue des Entrepreneurs, ZA d’Armanville 50700 VALOGNES, FRANCE 124, rue du Magasin Général ZAC des Bassins 59140 DUNKERQUE, FRANCE 125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Projects

68.52

CERIS Ingénierie

Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder

500,000

CERIS Group

100.00

CFMM – Compagnie Française de Mines et de Métaux

27,877,796

Orano Mining

100.00

ELIX

Simpli fi ed joint stock company

101,500

CERIS Group

100.00

INEVO Group

Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company with a sole shareholder Simpli fi ed joint stock company Simpli fi ed joint stock company

294,000

Orano Projects

100.00

INEVO Process Support

300,000

INEVO Group

100.00

INEVO Technologies

200,000

INEVO Group

100.00

LEA (Laboratoire d’Étalons d’Activités)

250,000

Orano Chimie Enrichissement

100.00

Lemaréchal Célestin

1,422,848

Orano Nuclear Packages and Services Orano PCAM

100.00

Neomat PCAM

20,000,000

51.00

Orano CAM

32,100

Orano Batteries

100.00

Orano Chimie Enrichissement USA Holding Orano DA – Diagnostic Amiante

35,000

125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Chimie Enrichissement

100.00

357,500

4, allée des Gonsards ZI Bois des Lots 26130 SAINT PAUL TROIS CHATEAUX, FRANCE

Orano DS

76.36

Orano Expansion

97,348,891.20

125 avenue de Paris 92320 CHÂTILLON, FRANCE

CFMM

95.28

7

Orano Hydro Battery Recycling

35,000

125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Resolution

100.00

Orano Mining Expansion

135,035,000

125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Mining

100.00

Orano PCAM

47,500

125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Batteries

100.00

Orano Resolution

35,000

125 avenue de Paris 92320 CHÂTILLON, FRANCE

Orano Batteries

100.00

429

Orano - Annual Activity Report 2025