Green electricity and gas supply for residential and commercial customers.
+160,000
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: March 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Constellation
B
Electricity and natural gas provider for residential, small business, and commercial customers. Offers renewable energy plans and EV charging solutions.
GAZ EUROPEEN, Groupe BUTAGAZ
A
Supply of natural gas and electricity for property management companies, developers, tertiary sector, heating operators, and healthcare facilities.
Energie et Services de Seyssel
B
Electricity supply and distribution for residential and professional customers. Contract and billing management services, and support for electricity producers.
Initiatives identified among leaders
Offre de gaz vert (biométhane) pour réduire l’empreinte carbone
“Gaz Européen propose une offre de gaz vert, à savo...” - GAZ EUROPEEN, Groupe BUTAGAZPublication certifiée des émissions de gaz à effet de serre 2022
“Constellation a publié un rapport sur ses émission...” - ConstellationModernisation et sécurisation des réseaux HTA via enfouissement et investissements ciblés.
“Investissements annuels moyens de 1,5 M€ pour sécu...” - Energie et Services de Seyssel86% of similar organizations communicate on CSR issues
+1295 initiatives collected from 50 similar organizations
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