Mersen
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.
DitchCarbon Score
How does Mersen's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Industry Average
Mean score of companies in the Machinery and Equipment industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Industry Benchmark
Mersen's score of 70 is higher than 99% of the industry. This can give you a sense of how well the company is doing compared to its peers.
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Mersen's reported carbon emissions
In 2025, Mersen reported total carbon emissions of approximately 126,090,000 kg CO2e from Scope 1, 1,530,000 kg CO2e from Scope 2, and 2,810,000 kg CO2e from Scope 3. This reflects a commitment to reducing greenhouse gas emissions intensity by 20% by 2025 compared to 2018 levels for both Scope 1 and Scope 2 emissions. In 2024, Mersen's total emissions were about 549,360,000 kg CO2e, with Scope 1 emissions at approximately 125,320,000 kg CO2e, Scope 2 at 1,520,000 kg CO2e, and Scope 3 at 2,840,000 kg CO2e. The previous year, 2023, saw total emissions of around 575,893,000 kg CO2e, with Scope 1 emissions of about 85,161,000 kg CO2e, Scope 2 at 23,375,000 kg CO2e, and Scope 3 at 348,428,000 kg CO2e. Mersen has set ambitious long-term targets, aiming for a 35% reduction in the intensity of its Scope 1 and Scope 2 emissions by 2027 relative to 2022 levels, alongside a commitment to utilise at least 80% renewable electricity by 2027. Additionally, the company has pledged to reduce its Scope 1 and Scope 2 emissions to near zero by the mid-2020s, demonstrating a strong commitment to climate action and sustainability.
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| 2016 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | |
|---|---|---|---|---|---|---|---|---|---|
| Scope 1 | 102,405,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 000,000,000 | 000,000,000 |
| Scope 2 | 101,325,000 | 000,000,000 | 000,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 00,000,000 | 0,000,000 | 0,000,000 |
| Scope 3 | - | 000,000,000 | - | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 0,000,000 | 0,000,000 |
Industry emissions intensity
Location emissions intensity
Reduction initiatives & disclosure networks
Companies disclose and commit to reducing emissions to show they are serious about reducing emissions impact over time. They can also help a company track its progress over time.
Mersen is not participating in any of the initiatives that we track. This may change over time as the company engages with new initiatives or updates its commitments. DitchCarbon will update this information as it becomes available.
