ALSOK Co Ltd
ALSOK's GHG Emissions Data Preview
In 2025, ALSOK completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).
ALSOK has also provided a category-level breakdown for 11 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.
| Metric (tCO2e) | 2025 | 2024 | 2023 | 2022 - 2017 |
|---|---|---|---|---|
Total Scope 1 | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
Total Scope 2 | ||||
Unspecified Calculation Method | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
Total Scope 3 | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
Total Scope 1 Revenue Intensity (tCO2e/$M) | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | Copy restricted. Please purchase to unlock this data.  a | 0000000 |
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
a
aVerified Sources Behind ALSOK’s Greenhouse Gas (GHG) Emissions Data
Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore ALSOK’s data sources below and access millions more through our Disclosure Search.
Insights into ALSOK's Operational Emissions
In 2025, the total operational greenhouse gas (GHG) emissions of ALSOK amounted to 86,043 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2). a
Compared to 2024, the total operational greenhouse gas (GHG) emissions of ALSOK increased by 1.26%, suggesting that the company faced challenges in reducing its emissions from its core operations. a
ALSOK's Scope 1 Emissions Over Time
- Total Scope 1
- Year-over-Year Change
What are ALSOK's Scope 1 emissions?
In 2025, the total Scope 1 emissions of ALSOK were 37,244 metric tons of CO₂ equivalent (tCO₂e). a
Has ALSOK reduced its Scope 1 emissions over time?
Since 2021, ALSOK's Scope 1 emissions have decreased by 8.54%, reflecting a declining long-term trend in Scope 1 emissions over time. a b
Compared to the previous year (2024), ALSOK's Scope 1 emissions decreased by 4.95%, highlighting the company's efforts to lower direct emissions from assets it owns or controls. a
What are ALSOK's Scope 2 emissions?
In 2025, ALSOK reported Scope 2 greenhouse gas (GHG) emissions of 48,799 tCO₂e without specifying the calculation method. a
Has ALSOK reduced its Scope 2 emissions over time?
Since 2021, ALSOK's Scope 2 greenhouse gas (GHG) emissions ( Unspecified Calculation Method) have remained relatively stable, indicating that ALSOK 's emissions have plateaued with no significant change in its energy consumption footprint. a b
Compared to the previous year (2024), ALSOK's Scope 2 emissions (Unspecified Calculation Method) have remained relatively stable, indicating that ALSOK 's emissions have plateaued with no significant change in its energy consumption footprint. a
What methodology does ALSOK use for Scope 2 reporting?
In 2025, ALSOK reported its Scope 2 emissions using an unspecified methodology. a
ALSOK's Scope 2 Emissions Over Time
- Total Scope 2 (Unspecified Calculation Method)
Insights into ALSOK's Value Chain Emissions
In 2025, ALSOK reported 250,421 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain. a
The 2025 disclosure of ALSOK includes a breakdown across 11 of the 15 Scope 3 categories defined by the GHG Protocol, matching the level of disclosure in 2024, demonstrating consistent Scope 3 emissions reporting coverage year over year. a
ALSOK's Scope 3 Emissions Over Time
- Total Scope 3
- Year-over-Year Change
What are ALSOK's Scope 3 emissions?
In 2025, ALSOK reported total Scope 3 emissions of 250,421 metric tons of CO₂ equivalent (tCO₂e). a
Approximately 85.92% of these emissions originated from upstream activities such as purchased goods and capital goods, while 14.08% came from downstream activities like product use, distribution, and end-of-life treatment. a
Compared to the previous year (2024), ALSOK's Scope 3 emissions remained relatively stable, indicating that ALSOK 's emissions have plateaued with no significant change in its value chain footprint. a
What categories of Scope 3 emissions does ALSOK disclose?
In 2025, ALSOK reported emissions for 11 out of the 15 Scope 3 categories defined by the GHG Protocol. a
This reflects a high level of granularity and transparency in the company's emissions reporting.
What are the main sources of ALSOK's Scope 3 emissions?
In 2025, the largest contributors to ALSOK's Scope 3 emissions were: a
- Purchased Goods and Services (Cat. 1): 125,880 tCO₂e (50.27%)
- Capital Goods (Cat. 2): 36,881 tCO₂e (14.73%)
- Use of Sold Products (Cat. 11): 32,685 tCO₂e (13.05%)
ALSOK's Scope 3 Emissions by Categories
Insights into ALSOK’s GHG Emissions Intensity Compared to Industry Peers
In 2025, ALSOK reported Scope 1 greenhouse gas (GHG) emissions of 37,244 tCO₂e and total revenues of USD 3,680 millions. This translates into an emissions intensity of 10.12 tCO₂e per millions USD. a
ALSOK's Scope 1 Emissions Intensity Compared to Peers
How does ALSOK's GHG emissions intensity compare to its peers?
In 2025, ALSOK reported a Scope 1 emissions intensity of 10.12 tCO₂e per millions USD. Compared to the peer group median of 18.47 , this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors. a
Where does ALSOK rank on GHG emissions intensity within its industry?
In 2025, ALSOK ranked 11 out of 25 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD). a
ALSOK is therefore positioned in the mid-range of its industry, neither a clear leader nor a laggard in carbon efficiency. a
Insights into ALSOK's Total Carbon Footprint
In 2025, ALSOK reported a total carbon footprint of 336,464 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 3.13% decrease compared to 2024, indicating progress in reducing its overall greenhouse gas output. a
The largest contributor to ALSOK's total carbon footprint was Scope 3 emissions, accounting for 74.43% of the company's total carbon footprint, followed by Scope 2 emissions at 14.5%. a