
Construction, renovation and extension of individual houses. Custom projects with eight integrated trades. Study office for tailored solutions.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including Bâtisseurs Challandais's, to extract CSR initiatives and communications containing risky environmental claims.
Greenwashing risk score + your position within your sector
+250,000
Total organizations analyzedAnalysis by axis
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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: September 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Alliance Group
A
Construction of individual houses, renovation, extension, and interior design. Offers turnkey solutions for personalized housing projects.
Macoretz scop
A
Construction of individual houses, renovation of houses, extensions, custom storage solutions, and bathroom renovations.
Ouest Eco Construction
B
Design and construction of custom homes, extensions, and renovations. Specializes in interior fittings with architectural and aesthetic solutions.
Initiatives identified among leaders
Commercialisation de terrains pour maisons passives à Carquefou
“Macoretz propose la commercialisation de 8 terrain...” - Macoretz scopUtilisation d'énergies renouvelables pour les systèmes de chauffage des maisons bois.
“Alliance intègre des systèmes de chauffage utilisa...” - Alliance GroupAssemblée Générale annuelle axée sur stratégie RSE et bas carbone
“L’**Assemblée Générale annuelle** de Macoretz a ré...” - Macoretz scop62% of similar organizations communicate on CSR issues
+131 initiatives collected from 50 similar organizations
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