
Extraction and processing of Saint-Martin stone, a hard and non-freezing limestone. Production of paving stones, cobblestones, coping stones, building stones, ashlar stones, and riprap.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including Carrières Masson's, to extract CSR initiatives and communications containing risky environmental claims.
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Methodology: Score calculated according to 6 CSR themes (Carbon, Biodiversity, Circular Economy, Sustainable Investments, Governance, Social Impact)
Sources: Public data, CSR reports, documented initiatives, official databases
Last update: July 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Polycor France Rocamat
B
Extraction and transformation of natural stone, particularly French limestone, for major construction companies, public works, historical monuments, architects, and other key players in the stone industry.
SETP
A
Extraction and transformation of natural limestone for interior and exterior projects, including urban landscaping, building marbrery, and massive stone construction.
Brachot
B
Production and wholesale of natural stone, composite materials, and ceramics for interior and exterior projects, including countertops, flooring, and landscaping applications.
Initiatives identified among leaders
Renforcement de l’offre en pierre naturelle bas carbone via acquisition.
“SETP se positionne comme acteur du renouveau des e...” - SETPFourniture de granit local pour aménagements urbains parisiens durables.
“Granitarn, membre du groupe Brachot, fournit du gr...” - BrachotÉtude sur la restauration écologique des carrières après extraction de pierre.
“Polycor a mené une étude de cas sur le potentiel d...” - Polycor France Rocamat54% of similar organizations communicate on CSR issues
+225 initiatives collected from 50 similar organizations
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