Financial Release

SUEZ, Société Anonyme, a company registered under the laws of France, with a share capital of €64,714,909.78, having its seat at: Altiplano, 4, place de la Pyramide - 92800 Puteaux, France, registered number 901 644 989 RCS Nanterre –Tel : +33 (0)1 58 81 20 00 – suez.com – VAT Number: FR60901644989

Paris, 30 June 2026

SUEZ has successfully completed a €600 million green bond issuance

• A €600 million green bond issuance with a fixed annual interest rate of 4.00% and a maturity of 10 years
• The issuance was oversubscribed by nearly 3.7 times the target amount, highlighting investors' interest in SUEZ's financial profile.

SUEZ has successfully completed a €600 million green bond issuance with a 10-year maturity.

This new transaction attracted orders totaling €2.2 billion, representing oversubscription of nearly 3.7 times the target amount.

This issuance aims at:

• Securing SUEZ’s liquidity in an uncertain geopolitical context and preparing for the refinancing of debt maturing in 2027
• Securing the financing and refinancing of green Capex and Opex identified for 2024 and 2025
• Strengthening the Group’s financial structure and extending the maturity of its debt through a 10-year issuance

SUEZ’s long-term senior unsecured debt is rated Baa2 (negative outlook) by Moody’s.

NatWest Markets, Société Générale CIB and Natixis acted as Global Coordinators and Joint Bookrunners on this transaction. ING and MUFG were involved as Joint Bookrunners.

Xavier Girre, Chief Executive Officer of SUEZ, said: “The success of this new green bond issuance confirms investors’ confidence in the strength of the Group’s financial structure. It enables us to continue implementing our ‘Safety, Solution, Success’ strategic roadmap and accelerate the development of our activities”

About SUEZ:

Faced with growing environmental challenges, SUEZ has been delivering essential services that protect and improve our quality of life for more than 160 years. SUEZ provides its customers with innovative and resilient solutions for water and waste services. With 40,000 employees across 40 countries, the Group works with customers to create value over the full lifecycle of their assets and services, and to drive their low carbon transition. In 2025, SUEZ provided drinking water for 67 million people worldwide and sanitation services for 36 million people. The Group generated 8.7 TWh of energy from waste and wastewater. In 2025, SUEZ generated revenues of 9.5 billion euros.

For more information: www.suez.com

Financial Release

Contacts:

General

SUEZ Press Office
Email: suez.media@suez.com
Tel: +33 6 32 18 39 54

Treasury, Financing and Investor Relations
Benoit Cuignet
Email: benoit.cuignet@suez.com
Tel: +33 6 30 59 73 92

Important notice:

Not for distribution in the United States of America, Australia, Canada or Japan. The distribution of this document may be subject to specific regulations in certain countries. Persons in possession of this document must inform themselves of any local restrictions and comply with them.

This press release does not constitute an offer or any solicitation to purchase or subscribe for securities in the United States of America or in any other country. The bonds may not be offered or sold in the United States of America without registration or an exemption from registration in accordance with the U.S. Securities Act of 1933, as amended. SUEZ does not intend to register the offer, in whole or in part, in the United States of America, nor does it intend to make a public offering in the United States of America.

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