Saint-Gobain // Universal Registration Document 2021

1 Saint-Gobain Today The Group’s activities www.saint-gobain.com SAINT-GOBAIN UNIVERSAL REGISTRATION DOCUMENT 2021 30 Main brands (1) Positioning United Kingdom Supplier of building materials & equipment, tools & timber. Specialist retailer of interior solutions and insulation. Switzerland Distributor specializing in bathrooms and kitchens, for professionals and individuals. All the brands mentioned are trademarks and/or registered in the name of Compagnie de Saint-Gobain and/or one of its subsidiaries (1) Competitive positions (1) 4.3.1.2 Glazing: number 1 in Europe, number 2 worldwide (excluding China) ■ Plaster and plasterboard: number 2 worldwide (excluding China) ■ Insulation (all types of insulation products): number 2 worldwide and world leader in mineral wool ■ Roofing: number 3 in the United States ■ Vinyle siding: number 2 in the United States ■ World leader in mortars, number 2 in mortars and construction chemicals ■ Ceilings: number 3 worldwide in suspended ceilings ■ A world leader in ductile cast iron pipe systems ■ European leader in building materials distribution ■ A major player in the plumbing-heating-sanitaryware market ■ Main competitors (1) 4.3.1.3 NSG (worldwide) ■ AGC Corporation (worldwide) ■ Guardian (United States) ■ Sisecam (Europe) ■ Various Chinese glass manufacturers ■ Armstrong (worldwide) ■ BNBM (China) ■ Johns Manville (United States) ■ Kingspan (worldwide) ■ Knauf (worldwide) ■ Etex (worldwide) ■ Technonicol (Europe) ■ Rockwool (worldwide) ■ Owens Corning (worldwide) ■ GAF (United States) ■ Ply Gem (United States) ■ STO (worldwide) ■ Ardex (worldwide) ■ Mapei (worldwide) ■ Sika (worldwide) ■ Duktus-VonRoll (Germany) ■ Electrosteel (worldwide) ■ XinXing (worldwide) ■ Jindal (worldwide) ■ Travis Perkins (United Kingdom) ■ SIG (United Kingdom, France) ■ Grafton (United Kingdom, Belgium, Netherlands) ■ Ahlsell (Scandinavia) ■ Chausson, Herige, Samse (France) ■ Stark/Lone Star (Scandinavia) ■ Cordes & Graefe (France, Poland, Netherlands, Norway) ■ (1) Internal estimation.

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