Saint-Gobain // Universal Registration Document 2021

4 2021 results and outlook for 2022 Financial results SAINT-GOBAIN UNIVERSAL REGISTRATION DOCUMENT 2021 126 b. Southern Europe - Middle East & Africa: strong sales momentum on the renovation market and record margin 12,454 14,044 -0.5% -7.0% +6.1% +14.2% +12.8% 2021/2019 +13.9% like-for-like +370 bps 603 1,166 8.3% 4.6% 2021/2020 +20.3% like-for-like 2021 Exchange rates Structure Price Volumes 2020 sales 2021 sales 2018 Launch of transformation Sales (€m) Operating income (€m) and margin (%) Sales for the Southern Europe - Middle East & Africa Region rose by 20.3% year-on-year – with all countries reporting double-digit growth – and by 13.9% compared to 2019, with an acceleration to 14.9% in the second half versus second-half 2019 thanks to a good fourth quarter on structurally supportive renovation markets. The operating margin for the Region came in at an annual record high of 8.3% (versus 5.2% in 2020 and 5.4% in 2019) owing to several factors: very good volumes and an outperformance on the renovation market and in sustainable construction solutions, productivity gains from our teams, a highly optimized post-transformation profile following in particular the positive impact of disposals, and a strong acceleration in prices at the end of the year. unique and dense presence across the entire value chain: from the manufacture of sustainable solutions to their distribution – in stores offering advice, training, digital services, and logistics or recycling solutions to our hundreds of thousands of trade professional customers, as well as on e-commerce platforms or our site offering inspiration and intermediation, La Maison Saint-Gobain. The acquisition of Panofrance enriches the Group’s offer in the high-potential modular timber solutions market. Spain advanced, particularly in light construction solutions as well as in construction chemicals, and despite the closure of a flat glass manufacturing plant in 2020 as part of the optimization of our industrial footprint. To support this robust growth, a new plasterboard facility equipped with the very latest technologies will be operational in the France continues to enjoy good momentum, driven by country in 2022 at Quinto. Italy leveraged the Group’s renovation markets and energy efficiency solutions. The comprehensive solutions offering to fully benefit from the Group has benefited from France’s household stimulus country’s continued support for energy-efficient package MaPrimeRenov’, which represents €2 billion in renovation in the form of tax credits. Benelux also subsidies distributed for over 600,000 projects approved progressed, as did the Middle East and Africa, where we over the year. In terms of renovation of public buildings, opened 5 plants, increasing our presence to 21 countries in the first effects of the stimulus plan should begin to be 2021, with strong growth in Turkey and Egypt. seen in 2022. Saint-Gobain continued to capture market share during the year in France. It benefited from its