Compagnie de Saint-Gobain sustainability score: 43/100
Better than 59% of Construction / Real Estate
Making progress starts at 46. The highest score on SINK is 71.
Saint-Gobain is a French multinational construction materials manufacturer founded in 1665, producing glass, insulation, plasterboard, and ceramics for building and industrial markets. With €47.9B revenue and 161,668 employees, it ranks among Europe's largest materials conglomerates, serving residential, commercial, and industrial sectors across 90+ countries.
Founded 1665Head office Paris, FranceStaff ~161,668 (2023)Revenue €47.9B (FY2023)Website ↗
Saint-Gobain has achieved credible Scope 1+2 reductions and SBTi net-zero validation, but material weaknesses undercut the narrative: documented PFAS contamination causing thousands of wells' poisoning and ongoing class actions, modest Scope 3 ambition at 16%, and biodiversity disclosure lacking quantified footprint data.
Compagnie de Saint-Gobain scores 43/100 (Below expectations) on SINK's independent climate assessment, scored from public data only. Scores are free. Nobody can pay to change a score, speed it up or hide it. Last verified May 2026.
That places Compagnie de Saint-Gobain joint 336th of 1,023 companies scored, and 17th of 40 in Construction / Real Estate.
What is Compagnie de Saint-Gobain doing well, and where does it fall short?
Strongest on Targets & Commitments and Carbon Footprint: Operations (8/10, 7/10). Weakest on Nature & Biodiversity Impact and Controversies & Red Flags (4/10, 4/10).
Where Compagnie de Saint-Gobain lost points
For each question that lost points, the evidence our public rubric looks for that we didn't find.
What would raise this score
- Its effect on natureMeasure its effect on nature and have it independently verified.
- Its record on controversiesDeal with the findings under question 10, in public.
- Emissions from its supply chainHave its Scope 3 emissions fully verified and show them falling year on year.
Every question that lost points
- Emissions from its own operations7/10Its own emissions aren't independently verified or tracked over several years.
- Emissions from its supply chain6/10Its Scope 3 emissions aren't fully verified or falling year on year.
- Whether its emissions are falling6/10No consistent fall over several years across its operations and supply chain.
- How clean its energy is6/10Less than 90% of its energy shown to be renewable.
- Its effect on nature4/10Its effect on nature isn't measured or independently verified.
- How it uses materials and handles waste6/10No verified figures for reuse and recycling across the business.
- Its effect on water6/10No water stewardship programme or verified fall in water use.
- Its climate targets8/10No validated long-term net zero target.
- How openly it reports7/10No annual impact report, or no pay linked to climate targets.
- Its record on controversies4/10Points deducted for controversies or its business model. The finding is under question 10.
A score changes when the evidence does. We use new published evidence at the next rescore. Anyone can send us new evidence, free. How to send it.
How is Compagnie de Saint-Gobain's SINK score calculated?
Same ten questions for every company. No private weighting.
SINK = (0.3 × Base + 0.7 × Performance) × ScaleWhat evidence is Compagnie de Saint-Gobain's score based on?
13 sources used in this assessment. All publicly available. Each row shows which of the ten questions it informed.
54% of them were published by Compagnie de Saint-Gobain itself; the rest come from independent sources.
Scored on 4 April 2026 under an earlier version of our method. We're re-checking it under the current method.
If you believe a source has been misread or a newer version exists, submit a challenge.
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How does Compagnie de Saint-Gobain compare with other construction / real estate companies?
Where Compagnie de Saint-Gobain sits among construction / real estate peers.
Among the 40 major construction / real estate brands we've scored, Compagnie de Saint-Gobain sits 17th of 40.
Who scores higher in Construction / Real Estate?
The 3 companies in the sector scoring nearest above Compagnie de Saint-Gobain.
IWG's total footprint rose to 377,000 tCO2e in 2025, with both its own and its value-chain emissions up.
See the breakdown →Morgan Sindall has cut direct emissions 55% since 2019 but total emissions rose in 2025 because supply-chain emissions climbed 0.7% and now dominate the footprint.
See the breakdown →Skanska demonstrates strong absolute emissions reductions—61% Scope 1+2, 37% Scope 3—with SBTi-validated targets and ahead-of-schedule progress.
See the breakdown →Which companies moved this week, and why.
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