Kumagai Gumi Co., Ltd., commonly referred to as Kumagai Gumi, is a prominent construction and civil engineering firm headquartered in Japan. Established in 1898, the company has built a strong reputation in the industry, particularly in major operational regions across Asia and the Pacific.
Specialising in infrastructure development, Kumagai Gumi offers a diverse range of services, including general construction, urban development, and environmental projects. Their commitment to innovation and sustainability sets them apart, as they integrate advanced technologies into their construction processes.
With over a century of experience, Kumagai Gumi has achieved significant milestones, positioning itself as a leader in the construction sector. The company is recognised for its high-quality projects and dedication to safety, making it a trusted partner in both public and private sector developments.
+8 vs industry average
Kumagai Gumi’s score of 34 is higher than 55% 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
Construction Work has typical carbon intensity
Industry performance
The Construction Work industry has reduced its overall emissions by 33% since 2019
Emissions trajectory 2020 – 2027
Reported emissions
Scope 3 accounts for ••• of total emissions.
Kumagai Gumi's reported carbon emissions
Kumagai Gumi's latest reported carbon emissions data for 2024 shows a total of approximately 3.05 billion kg CO2e. This breaks down into approximately 52.7 million kg CO2e for Scope 1, 12.8 million kg CO2e for Scope 2, and approximately 2.90 billion kg CO2e for Scope 3 emissions. In the preceding year, 2023, Kumagai Gumi reported total emissions of around 2.42 billion kg CO2e. This comprised approximately 52.2 million kg CO2e from Scope 1, 11.9 million kg CO2e from Scope 2, and approximately 2.36 billion kg CO2e from Scope 3. The company has made significant climate commitments, with Science Based Targets initiative (SBTi) validation. Kumagai Gumi commits to reducing absolute Scope 1 and 2 greenhouse gas (GHG) emissions by 25% by FY2030 and 75% by FY2050, using a FY2020 base year. Additionally, they aim to reduce absolute Scope 3 GHG emissions by 13% by FY2030 and 37% by FY2050, also from a FY2020 baseline. These targets are classified as "Well-below 2°C" and are considered on track for the near-term by the SBTi.
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Kumagai Gumi’s Climate Goals (2030 & 2050)
No climate goals have been disclosed for Kumagai Gumi yet.
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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