
Specialized in heavy construction, masonry, extensions, and all types of construction work (TCE). Serves public entities, industries, commercial sectors, and private residences. Implements sustainable practices.
B
CSR Analysis score
The organization is among the top 20% of most committed organizations, excluding the top 5%, among comparable organizations.
EmpCo Directive — September 27, 2026
We analyzed the websites of over 250,000 companies, including KLC Construction's, to extract CSR initiatives and communications containing risky environmental claims.
Greenwashing risk score + your position within your sector
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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: January 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Bonhomme Bâtiment
A
Specialized in metal construction and TCE (all trades) projects, including design, construction, and renovation of industrial buildings and metal structures.
HEDENN CONSTRUCTIONS
B
Specialized in heavy construction work, including construction, renovation, and home improvement such as terraces, stone walls, fences, extensions, elevations, disability access, and pools.
Longeville
B
Construction company specializing in civil engineering, reinforced concrete prefabrication, and heavy construction. Provides turnkey projects, earthmoving, masonry, and industrial site maintenance.
Initiatives identified among leaders
Reconnaissance officielle pour démarche bas carbone en 2025
“Bonhomme Bâtiment a obtenu le diplôme d’honneur de...” - Bonhomme BâtimentUtilisation de matériaux respectueux de l'environnement
“HEDENN CONSTRUCTIONS utilise des matériaux respect...” - HEDENN CONSTRUCTIONSFormation interne des collaborateurs aux enjeux climatiques via la Fresque du Climat
“De juin à septembre 2025, l’ensemble des collabora...” - Bonhomme Bâtiment50% of similar organizations communicate on CSR issues
+91 initiatives collected from 50 similar organizations
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