Komatsu Ltd., a leading player in the construction and mining equipment industry, is headquartered in Tokyo, Japan. Founded in 1921, the company has established a strong global presence, with major operations across Asia, Europe, and North America. Renowned for its innovative machinery, Komatsu offers a diverse range of products, including excavators, bulldozers, and dump trucks, distinguished by their advanced technology and durability. With a commitment to sustainability and efficiency, Komatsu has achieved significant milestones, such as pioneering hybrid construction equipment. The company consistently ranks among the top manufacturers in its sector, recognised for its contributions to the development of smart construction solutions. As a trusted name in heavy machinery, Komatsu continues to shape the future of the industry through innovation and excellence.
How does Komatsu'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.
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.
Komatsu's score of 65 is higher than 80% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2024, Komatsu's total carbon emissions amounted to approximately 59.3 billion kg CO2e, comprising 93 million kg CO2e from Scope 1, 250 million kg CO2e from Scope 2, and about 58.9 billion kg CO2e from Scope 3 emissions. The company has set ambitious climate commitments, aiming for carbon neutrality by 2050 across all scopes. This long-term goal includes a near-term target to reduce absolute Scope 1 and 2 greenhouse gas emissions by 59% by FY2034 from a FY2022 baseline, and a 35% reduction in Scope 3 emissions from fuel- and energy-related activities and the use of sold products within the same timeframe. In Japan, emissions data for 2024 is currently unavailable, but previous years indicate a commitment to sustainability. For instance, in 2022, Komatsu reported Scope 1 emissions of 44.6 million kg CO2e and Scope 2 emissions of 168.8 million kg CO2e. The company is actively working towards its targets, with progress monitored through the Science Based Targets initiative (SBTi). Overall, Komatsu's climate strategy reflects a robust approach to reducing its carbon footprint, aligning with global efforts to combat climate change.
Access structured emissions data, company-specific emission factors, and source documents
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Scope 1 | 147,000,000 | - | - | - | - | - | - | - | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 00,000,000 |
| Scope 2 | 400,000,000 | - | - | - | - | - | - | - | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 |
| Scope 3 | - | 000,000,000 | 000,000,000 | 000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 |
Komatsu's Scope 3 emissions, which increased by 72% last year and increased significantly since 2011, demonstrating supply chain emissions tracking. Nearly all of their carbon footprint comes from suppliers and value chain emissions, representing nearly all emissions under the GHG Protocol, with "Use of Sold Products" being the largest emissions source at 43% of Scope 3 emissions.
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Komatsu has established climate goals through participation in recognized frameworks and target-setting initiatives. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.


Common questions about Komatsu's sustainability data and climate commitments