Slides
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October 2026 RECENT RESULTS & OUTLOOK Allo Alcântara Offices, Lisbon, Portugal 6 Saint-Gobain solutions
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Allo Alcântara Offices, Lisbon, Portugal 6 Saint-Gobain solutions Q3 2026 AND 9-MONTH SALES
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Q3 AND 9M 2026 SALES 3 9M 2026 SALES Q3 2025 Exchange rate Structure Like-for-like Q3 2026 2026/2025 +0.4% in local currencies +2.5% 11,624 11,424 Sales (€m) -2.1% Change 9M 2026 vs. 9M 2025 -0.3% -1.1% +1.2% +1.4% • Q3 sales up 2.5% like-for-like, with growth in all Regions and an outperformance in construction chemicals at +6.3% • Positive exchange rate impact in Q3 • Structure impact linked to active profile optimization
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EUROPE, MIDDLE EAST & AFRICA: SALES GROWTH 4 9M 2026 SALES Sales (€m) Q3 26 / Q3 25 like-for-like change Europe total Northern Europe Southern Europe +2.5% +3.4% +1.6% Q3 2025 Exchange rate Structure Like-for-like Q3 2026 2026/2025 -0.6% in local currencies +2.5% 7,0277,031 -3.1% Change 9M 2026 vs. 9M 2025 +0.5% -1.6% +1.9% +0.5%
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AMERICAS: SLIGHT GROWTH IN SALES 5 9M 2026 SALES Sales (€m) Q3 2025 Exchange rate Structure Like-for-like Q3 2026 2026/2025 -0.7% in local currencies 3,308 3,211 -1.3% Change 9M 2026 vs. 9M 2025 -0.9% -0.6% -2.4% Q3 26 / Q3 25 like-for-like change Americas total North America Latin America +0.6% +2.0% -3.0% +0.6%+3.7%
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ASIA-PACIFIC: STRONG SALES GROWTH DRIVEN BY INDIA 6 9M 2026 SALES Sales (€m) Q3 2025 Exchange rate Structure Like-for-like Q3 2026 2026/2025 +8.5% in local currencies 1,456 1,333 Q3 26 / Q3 25 like-for-like change Asia-Pacific +8.0% +8.0% +0.5%+0.7% Change 9M 2026 vs. 9M 2025 -4.0% +1.1% +7.3%
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2026 OUTLOOK In a contrasted macroeconomic environment and uncertain geopolitical landscape, the Group expects like-for-like sales growth for the second half of 2026 Saint-Gobain expects an EBITDA margin of more than 15.0% in 2026 7 9M 2026 SALES
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Pelgulinna state secondary school, Estonia 7 Saint-Gobain solutions including solar control glass and insulation H1 2026 RESULTS GROUP
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99 IN ACTION ACROSS Albert Einstein medical center, Brazil 35 Saint - Gobain solutions RESIDENTIAL NON-RESIDENTIAL INFRASTRUCTURE Ville Lux, Italy 8 Saint - Gobain solutions Changi Airport - Terminal 5, Singapore 12 Saint - Gobain solutions Tennessee Titans Stadium, United States 10 Saint - Gobain solutions RESIDENTIALRESIDENTIAL Ville Lux, Empoli , Italy 8 Saint - Gobain solutions
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H1 2026: STRONG OPERATIONAL EXECUTION 10 Free cash flow €2.1bn 65% cash conversion ratio H1 2026 RESULTS Sales €23.6bn +0.7% organic growth EBITDA €3.6bn 15.4% EBITDA margin Recurring net income €1.7bn Photo DC indonésie BMO Convention Centre, Calgary, Canada CertainTeed, Gyproc, Isover, Saint-Gobain Glass & Weber solutions Assi Hospital, Finland 11 Saint-Gobain solutions
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Sabará Hospital, Brazil 39 Saint-Gobain solutions 11 H1 2026 RESULTS H1 2026: SUCCESSFUL DELIVERY OF LEAD & GROW STRATEGIC PRIORITIES Outperformance High-growth markets Active portfolio rotation Sales rotated since the beginning of 2026 14 acquisitions & 9 divestitures1~€3bn All regions growing in Q2 and accelerating in non-residential & infrastructure markets +3.5% Organic sales growth in Q2 +8.5% Organic sales growth in construction chemicals in Q2 Decisively strengthening the Group’s profile 14 New lines & plants opened in H1, including 13 in North America, Asia & emerging countries Of the 2030 sales rotation target (>20%) achieved1/3 1. Acquisitions & divestitures signed and closed
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H1 2026 SALES: RETURN TO GROWTH 12 H1 2026 RESULTS H1 2025 Exchange rate Structure Like-for-like H1 2026 2026/2025 +0.2% in local currencies -1.3% +0.7% 23,595 23,852 Sales (€m) -0.5% Change Q2 2026 vs. Q2 2025 +0.1% -1.0% +3.5% Robust like-for-like sales growth in Q2 (+3.5%), up in all Regions Exchange rate impact negative in H1, turning slightly positive in Q2 Structure impact linked to active profile optimization
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STRONG OPERATIONAL EXECUTION: EBITDA MARGIN OF 15.4% IN H1 H1 2025 H1 2026 3,6253,818 13 H1 2026 RESULTS EBITDA (€m and % of sales) Benefiting from Q2 sales growth after unfavorable weather conditions in Q1 Currency effect still negative in H1 16.0% 15.4% 2026/2025 -2.7% in local currencies
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NET INCOME & EPS 14 H1 2026 RESULTS 1. Recurring net income: net attributable income excluding capital gains and losses on disposals, asset write -downs, amortization of intangible assets related to PPA, IFRS 3 acquisition costs, other non-recurring items (material non-recurring provisions, impacts of hyperinflation, etc.), and related tax and non-controlling interests 2. EPS and Recurring EPS: calculated based on the weighted average number of shares outstanding (489,592,544 shares in H1 2026, versus 495,096,191 shares in H1 2025) €m H1 2025 H1 2026 Evolution in local currencies EBITDA 3,818 3,625 -2.7% EBITDA margin 16.0% 15.4% Operating income 2,803 2,594 Non-operating costs (50) (66) Asset write-downs and amortization of PPA (178) (214) Capital gains (losses) and impact of changes in Group structure (10) (111) Net financial expense (304) (266) Income tax (596) (514) Net attributable income 1,629 1,417 Recurring net income1 1,797 1,684 EPS (in €)2 3.29 2.89 Recurring EPS (in €)2 3.63 3.44 -2.6%
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SOLID CASH FLOW AND BALANCE SHEET 15 H1 2026 RESULTS Net debt / EBITDA2 ratio at 1.6x €1.4bn returned to shareholders through dividends and share buybacks ~90% growth capex and acquisitions3 deployed in high-growth markets Solid balance sheet and strong financial discipline recognized by rating agencies €2.1bn free cash flow in H1 2026, with a conversion ratio of: 65% on EBITDA 125% on recurring net income OWCR of 24 days1 at end-June 2026 (+1 day vs. end-June 2025) FREE CASH FLOW GENERATION DISCIPLINED CAPITAL ALLOCATION 1. Operating Working Capital Requirement 2. Net debt / 12-month EBITDA, at end of June 2026 3. Acquisitions signed and closed year-to-date
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H1 2026 RESULTS REGIONS July 31, 2026 Îlot Forest Hill, Meudon, France 13 Saint-Gobain solutions
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EUROPE, MIDDLE EAST & AFRICA: RETURN TO SALES GROWTH IN Q2 AND H1 17 H1 2026 RESULTS H1 2025 Exchange rate Structure Like-for-like H1 2026 2026/2025 +0.8% in local currencies 2026/2025 +1.2% actual +1.7% 14,88714,705 Sales (€m) -0.9% +0.4% EBITDA (€m) and EBITDA margin (%) H1 2025 H1 2026 1,915 1,928 13.0% 13.0% Q2 26 / Q2 25 like-for-like change Europe total Northern Europe Southern Europe +4.1% +3.7% +4.5%
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AMERICAS: RETURN TO SALES GROWTH IN Q2 AND MARGIN DELIVERY IN LINE WITH EXPECTATIONS 18 H1 2026 RESULTS H1 2025 Exchange rate Structure Like-for-like H1 2026 2026/2025 -4.1% in local currencies 2026/2025 -7.2% actual 6,366 6,859 Sales (€m) -0.3% EBITDA (€m) and EBITDA margin (%) H1 2025 H1 2026 -3.1% -3.8% 1,470 1,240 21.4% 19.5% Q2 26 / Q2 25 like-for-like change Americas total North America Latin America +0.9% +1.2% -1.0%
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ASIA-PACIFIC: STRONG SALES GROWTH THROUGHOUT H1 AND MARGIN EXPANSION 19 H1 2026 RESULTS H1 2025 Exchange rate Structure Like-for-like H1 2026 2026/2025 +8.4% in local currencies 2026/2025 +2.0% actual 2,6612,610 Sales (€m) EBITDA (€m) and EBITDA margin (%) H1 2025 H1 2026 -6.4% +7.0% +1.4% 470 491 18.0% 18.5% Q2 26 / Q2 25 like-for-like change Asia-Pacific +7.0%
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STRATEGY UPDATE Zayed National Museum, Abu Dhabi 19 Saint-Gobain solutions
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WE ARE UNIQUE IN OFFERING A COMPREHENSIVE SUITE OF SOLUTIONS ACROSS ALL CONSTRUCTION MARKETS 21 H1 2026 RESULTS JOBSITE SOLUTIONS & DISTRIBUTION Distribution services Digital services EXTERIOR SOLUTIONS Roofing Siding and cladding Façade Glazing CONSTRUCTION CHEMICALS SOLUTIONS Flooring and façade renders Waterproofing Concrete admixtures Concrete repair Adhesives and sealants INTERIOR SOLUTIONS Plasterboard Insulation Ceilings A €500bn addressable market RESIDENTIAL €250bn NON-RESIDENTIAL €180bn INFRASTRUCTURE €70bn SpecificationCross-selling Up-selling
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22 H1 2026 RESULTS IMPROVING NEW BUILD & STRUCTURAL TAILWINDS FOR RENOVATION WE ARE THE GO-TO-PARTNER ALONG THE VALUE CHAIN Improvement in new housing +8% YoY rise in housing starts1 1. Last 12 months cumulative, latest available date; Germany: permits 2. Based on comparable features of buildings, France, Spain, United Kingdom, Belgium, Netherlands 3. High Added-Value Products +17% +16% +20% +15% +8pts Increase in housing price gap (%) between best and worst energy labels over the last 5 years2 Rising green value of renovated dwellings 445k Annual target of dwelling renovations Growing public support for housing renovation 2025 Europe sales RESIDENTIAL NEW 20% RESIDENTIAL RENO. 37% WE LEVERAGE OUR INNOVATIVE ONE-STOP-SHOP OFFER TO CAPTURE GROWTH IN RESIDENTIAL… Pre.formance prefab renovation system From EPD H to A with -85% heating needs 47% HAVP3 in sales in Germany 37% specified sales in Czech Rep. 40% savings on thermal spending Bella Vista residence, external insulation system Partner of choice for >400k craftsmen in France Full-range of services & cross-brand specification
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Cooling ceilings Cool roof waterproofing Lightweight ventilated façade system Interior & exterior insulation Solar control glazing Thermal insulation for attics Interactive digital solutions for energy renovation diagnosis 23 H1 2026 RESULTS …AND ADDRESS NON-RESIDENTIAL & INFRASTRUCTURE NEEDS >€1bn Saint-Gobain sales in educational buildings in Europe1 …WHILE SHAPING MARKET AWARENESS ADAPTING EDUCATIONAL BUILDINGS TO HEATWAVES… 2025 Europe sales NON-RESIDENTIAL & INFRA. 35% 1. In FY 2025 Up to -10°C in indoor temperatureduringheatwaveswithall solutions combined
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WE OUTPERFORM AS THE PREFERRED PARTNER IN RESIDENTIAL 24 H1 2026 RESULTS 1. Average annual insurance premium reduction associated with FORTIFIED TM standards for roof systems for which Integrity Roof System meets or exceeds Louisiana Legislative auditor 2. Internal study 3. YTD 2026 vs. 2025 WIN-WIN PARTNERSHIPS AT SCALE WITH DISTRIBUTORS COMPREHENSIVE OFFER FOR CLIMATE-RESILIENT RENOVATION CertainTeed Integrity Roof System® Impact-resistant shingles Hip & ridge caps Ventilation Starter shingles Water-resistant underlayment Waterproofing underlayment Roof deck joint tape Strong contractor engagement model -22% Insurance premium reduction1 X2 sales Per roof for Saint-Gobain vs. basic shingles2 RESIDENTIAL RENOVATION 33% RESIDENTIAL NEW 25% 2025 NAM sales ~$8bn invested in North America since 2020 to grow with our customers (growth capex and M&A) +7% Increase in roofing contractor companies credentialed with CertainTeed3 +12% Increase in US distributor outlets carrying >6 products in H1 2026
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25 WE WIN IN NON-RESIDENTIAL AND INFRASTRUCTURE WITH SPECIFIED VALUE-ADDED SOLUTIONS WITHIN EACH END MARKET H1 2026 RESULTS Leveraging our existing channels and contractor access NON- RESIDENTIAL & INFRA. 27% 2025 NAM sales Innovative solutions with high- performance polymer tubing for liquid cooling solutionsHAVP1 in sales in North America 26% HOSPITALS DATA CENTERS INFRASTRUCTURE Data center projects in pipeline worldwide1,085 250 in North America Enriching our offering in admixtures & waterproofing 1. High Added-Value Products, H1 2026 results as a portion of total revenue 2. Pending regulatory approval acquisition2 Differentiated offer for healthcare Prince Albert & Victoria Hospital, Canada Saint - Gobain solutions including GLASROC ® X Tampa airport, Florida, US Saint - Gobain solutions including ceilings, insulation, fireproofing Microsoft data center, Wisconsin, US Saint - Gobain solutions including waterproofing & fireproofing
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26 H1 2026 RESULTS IN INDIA & SOUTH-EAST ASIA, WE OUTPERFORM ACROSS ALL MARKETS 1. 2025 sales 2. In 2026 local currencies x4 Saint-Gobain total sales in infrastructure in India leveraging leadership in construction chemicals (2025 vs. 2024) Orange Gate-Marine Twin Tunnel, Mumbai, India (ongoing) 6 Saint-Gobain solutions so far including waterproofing, repairs & injection grouts #1 in all our business lines with strong brand recognition €1.7bn1 INDIA €0.7bn1SOUTH-EAST ASIA Pakuwon Tower hotel, Jakarta, Indonesia 21 solutions across the Saint-Gobain offer Multi-product solutions specification teams & dedicated focus by end market Digital & AI tools to enhance customer experience SYSTEMATIC SPECIFICATION OF THE FULL BREADTH OF OUR OFFER LEVERAGING OUR UNDISPUTED LEADERSHIP TO EXPAND ACROSS ALL MARKETS Double-digit sales growth in India and South-East Asia2 FOR AIRPORTS
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27 H1 2026 RESULTS BOOSTING OUR SHARE-OF-WALLET Capitalizing on our full offer including construction chemicals to accelerate cross-selling & specification €1.3bn1MEXICO Aliah Lomas Verdes residential complex, Naucalpan, Mexico 41 Saint-Gobain solutions including partitions, ceilings, façades, waterproofing IN AUSTRALIA & LATINAMERICA, WE ACCELERATE THE ROLL-OUT OF OUR FULL-RANGE OF SOLUTIONS Double-digit Cemix sales growth2Mid-single-digit sales growth2 The Cutaway Barangaroo cultural center, Sydney, Australia Optimized acoustic solutions, high thermal performance and dedicated support AUSTRALIA & NEW ZEALAND €1.1bn1 #1 In interior & exterior solutions and progressively leveraging the full Saint-Gobain offer ACCELERATING GROWTH WITH STRONG KEY ACCOUNT MANAGEMENT 1. 2025 sales 2. In 2026 local currencies
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WE CONTINUE TO ACTIVELY STEER OUR GROUP’S PROFILE TO OPTIMIZE VALUE CREATION DISCIPLINED CAPITAL ALLOCATIONACTIVE PORTFOLIO ROTATION WITH ~€3BN SALES ROTATED YTD Acquisitions1 Divestitures1 7% Sales rotated since beginning of 2026 +3pts Share of Group sales in North America, Asia & emerging countries2 Waterproofing 14 9 ~90% Growth capex & acquisitions1 in North America, Asia, emerging countries and construction chemicals since beginning of 2026 28 H1 2026 RESULTS 1. Acquisitions & divestitures signed and closed year-to-date. Certain signed transactions remain subject to customary regulatory approvals and closing conditions. 2. Pro forma for 2026 acquisitions & divestitures PMIM
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WE ARE COMPOUNDING PROFITABLE GROWTH & VALUE CREATION COUNTRY BY COUNTRY 29 H1 2026 RESULTS x1.6Since 20191 2025 sales $11bn X2.3 €1.7bn x2.0 €1.3bn MEXICO NORTH AMERICA INDIA St. Regis Kanai Resort, CancúnAssembly Innovation Park, Massachusetts Navi Mumbai International Airport X1.4 €2.9bn EASTERN EUROPE Polish history museum, Warsaw Our country CEOs are delivering outperformance in key markets €0.7bn SOUTH-EAST ASIA X1.5 The Kross Office Tower, Hô Chi Minh City 1. In local currencies
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30 H1 2026 RESULTS WE ARE LEVERAGING A CLEAR COMPETITIVE ADVANTAGE THROUGH TARGETED AI USE CASES ENHANCED SALES PERFORMANCE ACCELERATED R&D INCREASED INDUSTRIAL PERFORMANCE Deployed in 250 French sales outlets AI-GENERATED CUSTOMIZED QUOTES 10% higher conversion ratio in specification AI-ENHANCED TENDER ANALYSIS AI-ENHANCED MATERIAL DISCOVERY Accelerated time-to-market by up to 40% AI-ENABLED STANDARD OPERATING PROCEDURE in >360 industrial sites Boosting efficiency with 44,000 active monthly AI users across all functions
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WE ARE WELL ON TRACK WITH 31 H1 2026 RESULTS LARGE OPPORTUNITIES SUPPORTED BY MEGATRENDS VALUE-ENHANCING SOLUTIONS APPROACH ACROSS RESIDENTIAL, NON-RESIDENTIAL & INFRASTRUCTURE ACTIVE PORTFOLIO OPTIMIZATION COMMITTED TO STRONG PERFORMANCE & VALUE CREATION FOR ALL STAKEHOLDERS
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October 2026 RECENT RESULTS & OUTLOOK Allo Alcântara Offices, Lisbon, Portugal 6 Saint-Gobain solutions
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APPENDIX 33 H1 2026 RESULTS
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IMPORTANT DISCLAIMER – FORWARD-LOOKING INFORMATION This presentation contains forward-looking statements with respect to Saint-Gobain’s financial condition, results, business, strategy, plans and outlook. Forward-looking statements are generally identified by the use of the words "expect", "anticipate", "believe", "intend", "estimate", "plan" and similar expressions. Markets and segments mentioned in this presentation are not relevant markets within the meaning of applicable competition laws and regulations. Although Saint-Gobain believes that the expectations reflected in such forward-looking statements are based on reasonable assumptions as at the time of publishing this document, investors are cautioned that these statements are not guarantees of its future performance. Actual results may differ materially from the forward- looking statements as a result of a number of known and unknown risks, uncertainties and other factors, many of which are difficult to predict and are generally beyond Saint-Gobain’s control, including but not limited to the risks described in the “Risk Factors” section of Saint-Gobain’s Universal Registration Document 2025 and the main risks and uncertainties presented in the half-year 2026 financial report, both documents being available on Saint-Gobain’s website (www.saint-gobain.com). Accordingly, readers of this document are cautioned against relying on these forward-looking statements. These forward-looking statements are made as of the date of this document. Saint-Gobain disclaims any intention or obligation to complete, update or revise these forward-looking statements, whether as a result of new information, future events or otherwise, except as required by applicable laws and regulations. This presentation does not constitute any offer to purchase or exchange, nor any solicitation of an offer to sell or exchange securities of Saint-Gobain. No representation or warranty, express or implied, is made by Saint-Gobain or its managers, corporate officers, employees, contractors, representatives or advisors as to the accuracy or completeness of the information or opinions contained in this presentation. 34 H1 2026 RESULTS
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2025 END MARKETS 1 SALES SPLIT RESIDENTIAL NEW CONSTRUCTION 23% RESIDENTIAL RENOVATION 32% NON-RESIDENTIAL & INFRASTRUCTURE 33% INDUSTRY 12% 7% 8% 11% 2% 6% 15% 10% 2% 7% 8% 8% 5% 3% 1% 4% 3% 1. Saint-Gobain estimates for its end markets NORTHERN EUROPE 28% SOUTHERN EUROPE - ME & AFRICA 33% ASIA-PACIFIC 11% AMERICAS 28% 35 H1 2026 RESULTS
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EUROPE, MIDDLE EAST AND AFRICA 36 SALES BY PRODUCT SEGMENT 2025 SALES BY END MARKET 2025 37% 20% 35% 8% RESIDENTIAL RENOVATION RESIDENTIAL NEW CONSTRUCTION NON-RESIDENTIAL & INFRASTRUCTURE INDUSTRY 29% 10% 12% 8% INTERIOR SOLUTIONS EXTERIOR SOLUTIONS CONSTRUCTION CHEMICALS SOLUTIONS 41%JOBSITE SOLUTIONS & MERCHANTING INDUSTRIAL SOLUTIONS H1 2026 RESULTS
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NORTH AMERICA 37 SALES BY PRODUCT SEGMENT 2025 SALES BY END MARKET 2025 33% 25% 27% 15% RESIDENTIAL RENOVATION RESIDENTIAL NEW CONSTRUCTION NON-RESIDENTIAL & INFRASTRUCTURE INDUSTRY 37% 40% 8% INTERIOR SOLUTIONS EXTERIOR SOLUTIONS CONSTRUCTION CHEMICALS SOLUTIONS 15% INDUSTRIAL SOLUTIONS H1 2026 RESULTS
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LATIN AMERICA 38 SALES BY PRODUCT SEGMENT 2025 SALES BY END MARKET 2025 23% 24%35% 18% RESIDENTIAL RENOVATION RESIDENTIAL NEW CONSTRUCTION NON-RESIDENTIAL & INFRASTRUCTURE INDUSTRY 20% 27% 5% 18% INTERIOR SOLUTIONS EXTERIOR SOLUTIONS30% CONSTRUCTION CHEMICALS SOLUTIONS JOBSITE SOLUTIONS & MERCHANTING INDUSTRIAL SOLUTIONS H1 2026 RESULTS
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ASIA-PACIFIC 39 SALES BY PRODUCT SEGMENT 2025 SALES BY END MARKET 2025 8% 33% 33% 26% RESIDENTIAL RENOVATION RESIDENTIAL NEW CONSTRUCTION NON-RESIDENTIAL & INFRASTRUCTURE INDUSTRY 38% 20% 26% INTERIOR SOLUTIONS EXTERIOR SOLUTIONS 16% CONSTRUCTION CHEMICALS SOLUTIONS INDUSTRIAL SOLUTIONS H1 2026 RESULTS