
Oyster farming, including flat, fine, and special oysters, as well as other shellfish and crustaceans like langoustines, lobsters, and St. James' clams.
B
CSR Analysis score
The organization is among the top 20% of most committed organizations, excluding the top 5%, among comparable organizations.
+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: July 2026
This analysis is not yet available in English. Please see the French version.
Leading organizations
Huîtres de Pen Al Lann
B
Oyster farming and commercialization, including natural flat and cupped oysters raised from wild oyster spawn.
Les Viviers de la Ria
B
Production and sale of oysters, clams, and other shellfish, including direct sales at the farm, at regional markets, and nationwide shipping.
Marédoc
A
Oyster farming and seafood products commercialization, including oysters, mussels, and local products.
Initiatives identified among leaders
Évacuation quotidienne des déchets conchylicoles par un partenaire spécialisé
“Évacuer quotidiennement 100% des déchets conchylic...” - MarédocPromotion de l’ostréiculture locale via une association territoriale.
“En 2023, Huîtres de Pen Al Lann a cofondé l’associ...” - Huîtres de Pen Al LannÉvacuation quotidienne des déchets conchylicoles par un partenaire spécialisé
“Évacuer quotidiennement 100% des déchets conchylic...” - Marédoc44% of similar organizations communicate on CSR issues
+56 initiatives collected from 50 similar organizations
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