Compagnie de Saint Gobain : General Shareholders' Meeting, June 2, 2022

PRESS RELEASE

June 2, 2022

The General Shareholders' Meeting of Compagnie de Saint-Gobain was held today in Paris.

The shareholders present or represented at the meeting held an aggregate 69.43% of the outstanding shares and all resolutions were adopted.

In particular, Mr. Pierre-Andréde Chalendar's term of office was renewed by the General Shareholders' Meeting by a majority of nearly 95% and the Board of Directors reappointed him as Chairman of the Board of Directors, in accordance with the statement expressed in the press release of March 25, 2022. As a reminder, Pierre-André de Chalendar has indicated to the Board of Directors that he would serve as Chairman for a maximum period of two years, i.e. until the June 2024 General Meeting at the latest.

In addition, the General Shareholders' Meeting held today ratified the co-optation of Ms. Lina Ghotmeh and approved the appointment of Mr. Thierry Delaporte.

As Ms. Anne-MarieIdrac reached the age limit, her term of office expired at the end of the General Shareholders' Meeting. During the years of her term, the experience and judgment of Ms. Anne-Marie Idrac have contributed greatly to the discussions and decisions of the Board. The Board of Directors has decided to appoint Mr. Jean-FrançoisCirelli as Chairman of the Nomination and Remuneration Committee to succeed her.

The Board of Directors of Compagnie de Saint-Gobain is composed of 14 members (including two Employee Directors and one Director representing employee shareholders).

It consists of 50% women, 36% foreign Directors and 73% independent Directors (excluding Employee Directors and Directors representing employee shareholders, in accordance with the French Commercial Code and the Afep-Medef Corporate Governance Code).

The General Shareholders' Meeting also approved the payment of a dividend of €1.63 per

share (compared to €1.33 for fiscal year 2020), to be wholly paid in cash. The ex-dividend date will be June 6, 2022 and the dividend payment will be made as from June 8, 2022.

A webcast of the General Shareholders' Meeting and the results of the vote on each resolution will be available on the Company's website (www.saint-gobain.com) as from June 3, 2022.

Saint-Gobain

Tour Saint-Gobain • 12 place de l'Iris • 92400 Courbevoie • France • Tél. [phone] • www.saint-gobain.com

1

Worldwide leader in light and sustainable construction, Saint-Gobain designs, manufactures and distributes materials and services for the construction and industrial markets. Its integrated solutions for the renovation of public and private buildings, light construction and the decarbonization of construction and industry are developed through a continuous innovation process and provide sustainability and performance. The Group's commitment is guided by its purpose,

"MAKING THE WORLD A BETTER HOME".

€44.2 billion in sales in 2021

166,000 employees, locations in 75 countries Committed to achieving Carbon Neutrality by 2050

For more information about Saint-Gobain,

visit www.saint-gobain.comand follow us on Twitter @saintgobain

Vivien Dardel :	+33	1 88 54 29 77	Patricia Marie :	[phone]
Floriana Michalowska : +33	1 88 54 19 09	Susanne Trabitzsch :	[phone]
Christelle Gannage :	+33	1 88 54 15 49
Alix Sicaud :	+33	1 88 54 38 70

2

Saint-Gobain

Tour Saint-Gobain • 12 place de l'Iris • 92400 Courbevoie • France • Tél. [phone] • www.saint-gobain.com