Aisin Seiki Co., Ltd., commonly known as Aisin, is a prominent player in the motor vehicles, trailers, and semi-trailers industry, headquartered in Japan. Founded in 1965, Aisin has established itself as a leader in automotive components, specialising in products such as transmissions, brake systems, and engine components. With a strong presence in Asia, Europe, and North America, the company has achieved significant milestones, including innovations in fuel efficiency and safety technologies.
Aisin's commitment to quality and sustainability sets it apart in the competitive automotive sector. The company is renowned for its advanced manufacturing processes and dedication to research and development, which have earned it a solid market position. Notably, Aisin has received accolades for its contributions to eco-friendly automotive solutions, reinforcing its reputation as a forward-thinking industry leader.
+28 vs industry average
Aisin’s score of 58 is higher than 71% 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
Motor Vehicle Manufacturing has above-average carbon intensity
Industry performance
The Motor Vehicle Manufacturing industry has reduced its overall emissions by 8% since 2019
Emissions trajectory 2020 – 2028
Reported emissions
Scope 3 accounts for ••• of total emissions.
Aisin's reported carbon emissions
Aisin's total reported emissions for 2025 were approximately 24.4 billion kg CO2e, encompassing Scope 1, Scope 2, and Scope 3 emissions. The breakdown for this year includes Scope 1 emissions of approximately 491 million kg CO2e, Scope 2 emissions of around 1.66 billion kg CO2e, and Scope 3 emissions totalling approximately 21.39 billion kg CO2e. In 2024, Aisin reported total emissions of approximately 25.25 billion kg CO2e. This consisted of Scope 1 emissions at roughly 525.13 million kg CO2e, Scope 2 emissions at approximately 1.76 billion kg CO2e, and Scope 3 emissions amounting to about 22.87 billion kg CO2e. For 2023, Aisin's total emissions were approximately 24.02 billion kg CO2e, with Scope 1 at around 533.14 million kg CO2e, Scope 2 at approximately 1.75 billion kg CO2e, and Scope 3 at approximately 21.74 billion kg CO2e. Aisin is committed to reducing its climate impact, with Science Based Targets initiative (SBTi) approved targets. They aim to reduce absolute Scope 1 and 2 greenhouse gas (GHG) emissions by 46.2% by the fiscal year 2031, using a FY2020 base year. Furthermore, Aisin commits to reducing absolute Scope 3 GHG emissions from purchased goods and services, and the use of sold products by 27.5% within the same timeframe. These targets are classified as consistent with keeping warming to 1.5°C.
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Aisin’s Climate Goals (2030 & 2050)
No climate goals have been disclosed for Aisin yet.
Scope 3 top emissions categories
12 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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Common questions about Aisin’s sustainability data and climate commitments
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