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France's leading carbon operator
France's reference for verified-impact carbon contribution
Stock CO₂ supports companies in their carbon contribution strategy through the Label Bas-Carbone, France's only government-backed label guaranteeing real, measurable impact.
+250
contributors supported
1ère
carbon trust in France
1ère
forest carbon insurance
1er
multi-sector operator in France
Our networks, coalitions & certifications
LBC
B
MTE
GTI
FT
CV
AFEF
N+C
4‰
CA
ABC
ICC
MIF
FD
IF
PTC
NZI
CEU
AGLBCBMTEGTIFTCVAFEFN+C4‰CAABCICCMIFFDIFPTCNZICEUAGLBCBMTEGTIFTCVAFEFN+C4‰CAABCICCMIFFDIFPTCNZICEUAGMember of 19 networks, labels and climate initiatives
Our commitments
Our commitments that protect you
Stock CO₂ commits to its contributors through concrete commitments: transparency, scientific rigor, certification and social impact.
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Total transparency
Every data point, metric, and euro is tracked and verifiable. CSRD-compatible reporting included.
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Verified impact
Our projects are certified Label Bas-Carbone by the Ministry of Ecological Transition. Every tonne is measured, verified and traced.
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Direct relationship
As an operator, we ensure the direct relationship between your company and project holders. No subcontracting, no opacity.
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Scientific rigor
Our evaluation methods are validated by the Ministry and rely on IPCC, INRAE and INPN standards.
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B Corp Certification
Stock CO₂ has been B Corp certified since 2022. We prove that profit and environmental/social impact can coexist.
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Label Bas-Carbone
France's only government label guaranteeing real, measurable impact. All our projects are certified by the Ministry.
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Local and territorial impact
We prioritize territorially-rooted projects to create local jobs and economic development.
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M.E.R.C.I — 5 dimensions of impact
Our proprietary method evaluates projects across 5 pillars: Carbon, Ecosystems, Natural Resources, Citizenship, Inclusion.
By the numbers
The concrete impact of our project ecosystem
326
Label Bas-Carbone certified projects
607,037 tCO₂
sequestered over 30 years
28,808 ha
in ecological transition
2,307,907
trees planted
133
tree species planted
82
agricultural levers activated
12
regions covered
+250
companies supported
Our journey
Since 2019, Stock CO₂ has been structuring the French carbon market
Stock CO₂ founded
Launched as a Label Bas-Carbone operator with the first forestry projects.
2019
2019
Agricultural diversification
Expansion into Carbon Agri and field crop projects. First corporate contributors.
2020
2020
1st carbon trust & forest insurance
Establishment of the first environmental trust with Caisse des Dépôts and France's first forest climate insurance.
2021
2021
B Corp certification & scaling up
B Corp certification obtained. Over 200 labeled projects milestone reached.
2022
2022
5-dimension ecosystem scoring
Development of the 5-pillar scoring system (climate, biodiversity, water, soil, socio-economic) to evaluate the real impact of each project.
2023
2023
Leading multi-sector operator
Deployment across 7 Label Bas-Carbone methods (afforestation, reforestation, Carbon Agri, field crops, input reduction, orchards, hedgerows). 250+ contributors supported.
2024
2024
Carbon'Diag transferred to Groupe Isagri
The agricultural carbon diagnostic software developed by Stock CO₂ is transferred to Isagri, specialist agricultural software publisher, to amplify impact for farmers.
2025
2025
Network & recognition
A recognized player in the French carbon ecosystem
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Label Bas-Carbone
France's official government label
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B Corp
International B Lab certification
Ready to act?
326 certified projects. One platform.
Join the companies that trust Stock CO2 with their carbon contribution.