Maruwa Co., Ltd., commonly referred to as Maruwa, is a leading manufacturer in the advanced ceramics industry, headquartered in Japan. Established in 1953, the company has expanded its operations across key regions, including North America and Europe, solidifying its presence in the global market.
Specialising in high-performance ceramic products, Maruwa offers a diverse range of solutions, including substrates for electronic components and advanced materials for various industrial applications. Their commitment to innovation and quality has positioned them as a trusted partner in sectors such as electronics, automotive, and telecommunications.
With a strong focus on research and development, Maruwa has achieved significant milestones, including the introduction of cutting-edge technologies that enhance product performance. This dedication to excellence has earned the company a prominent market position, recognised for its unique offerings and contributions to the ceramics industry.
-10 vs industry average
Maruwa Co’s score of 8 is lower than 45% 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
Ceramics is among the most carbon-intensive industries
Industry performance
The Ceramics industry has reduced its overall emissions by 59% since 2019
Emissions trajectory 2020 – 2027
Reported emissions
Scope 3 accounts for ••• of total emissions.
Maruwa Co's reported carbon emissions
In 2024, Maruwa Co., Ltd. reported total emissions of approximately 32.6 million kg CO2e, which includes Scope 1 and Scope 2 emissions. This figure reflects a slight increase from the previous year's total of approximately 31.3 million kg CO2e. The company has not disclosed specific Scope 3 emissions data, indicating a gap in their reporting. Maruwa Co. has set ambitious climate commitments, aiming to reduce its Scope 1 and Scope 2 greenhouse gas emissions by 42% by 2030, using 2021 as the baseline year. This target has been validated by the Science Based Targets initiative (SBTi) and is aligned with the goal of limiting global warming to 1.5°C. The company also plans to measure and address its Scope 3 emissions, although specific targets for these emissions have not yet been established. As a small to medium enterprise based in Japan, Maruwa Co. is actively working towards enhancing its sustainability practices and reducing its carbon footprint in line with industry standards.
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Maruwa Co’s Climate Goals (2030 & 2050)
No climate goals have been disclosed for Maruwa Co yet.
Scope 3 top emissions categories
No scope 3 category breakdown has been disclosed yet.
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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Common questions about Maruwa Co’s sustainability data and climate commitments
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