Mersen, formerly known as Carbone Lorraine, is a global leader in electrical power and advanced materials, headquartered in France. Established in 1891, the company has evolved significantly, marking key milestones in innovation and sustainability within the electrical and electronic industries.
With a strong presence in Europe, North America, and Asia, Mersen specialises in providing high-performance solutions, including electrical protection and thermal management products. Their unique offerings, such as custom-designed fuses and advanced graphite materials, set them apart in a competitive market.
Recognised for their commitment to quality and innovation, Mersen has solidified its position as a trusted partner for industries ranging from renewable energy to transportation. Their dedication to research and development continues to drive advancements, ensuring they remain at the forefront of the electrical and materials sectors.
+38 vs industry average
Mersen’s score of 64 is higher than 81% of the industry. This can give you a sense of how well the company is doing compared to its peers.
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Industry Intensity
Machinery and Equipment has above-average carbon intensity
Industry performance
The Machinery and Equipment industry has reduced its overall emissions by 12% since 2019
Emissions trajectory 2020 – 2028
Reported emissions
Scope 3 accounts for ••• of total emissions.
Mersen's reported carbon emissions
In 2025, Mersen reported total carbon emissions of approximately 3.87 billion kg CO2e, comprising 58.2 million kg CO2e from Scope 1, 13.3 million kg CO2e from Scope 2, and about 3.8 billion kg CO2e from Scope 3 emissions. This represents a slight decrease from 2024, where total emissions were approximately 4.03 billion kg CO2e. The company has set ambitious targets to reduce the intensity of its greenhouse gas emissions by 20% by 2025 compared to 2018 levels for both Scope 1 and Scope 2 emissions. Furthermore, Mersen aims to achieve a 35% reduction in emissions intensity by 2027 relative to 2022 levels. Mersen's commitment to sustainability includes a pledge to reduce its Scope 1 and Scope 2 emissions to near zero by the mid-2020s. The company is actively working towards these goals, with a roadmap that outlines significant reductions in emissions intensity across all scopes. Mersen's emissions data is sourced directly from Mersen S.A., ensuring accuracy and transparency in their reporting.
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Mersen’s Climate Goals (2030 & 2050)
5 goals2025
Mersen has committed to reducing its Scope 2 emissions to ne…
Mersen has committed to reducing its Scope 2 emissions to near zero by the middle of this decade.
2030
62% reduction in total GHG
Vs 2019 baseline. Validated by SBTi. Includes full supply chain.
2040
50% reduction in Scope 3 intensity
Across purchased goods and services and logistics.
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Scope 3 top emissions categories
10 of 15 categories disclosedSee all scope 3 categories
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Climate initiatives
Science Based Targets Initiative
Carbon Disclosure Project
The Climate Pledge
UN Global Compact Climate Champions initiative
RE 100
Climate Action 100
Emissions comparison with industry peers
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Mersen
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