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Saint-Gobain Canada completed an expansion and sustainable upgrade at its CertainTeed Gypsum plant in Sainte-Catherine, Quebec, making it North America's first zero-carbon (scopes 1 and 2) gypsum wallboard plant and the largest in the world. Capacity increased by up to 40%.
| Site | Largest | Latest |
|---|---|---|
| Sainte-Catherine, Canada | 2025-09-26 |