ST Engineering Sustainability Report 2024

OUR GOALS • Enhance and fine tune data collection processes of our material international business units’ GHG inventory by following the requirements and guidance of ISO 14064-1:2018 Greenhouse Gases standard • Continue to quantify our Scope 3 emissions in another three categories • Expanded and strengthened the data collection process at our overseas business units, following the requirements of ISO 14064-1:2018 Greenhouse Gases. U.S.-based business units from our Commercial Aerospace business area attained their first Assurance Statement (Reasonable Level) for their 2023 GHG inventory We have estimated the emissions for the following Scope 3 categories and will continue to increase the comprehensiveness and accuracy of the data: • Category 5 – Waste Generated in Operations10 • Category 8 – Upstream Leased Assets • Category 13 – Downstream Leased Assets • Explore the expansion of renewable energy and rainwater harvesting globally • Continue to quantify our Scope 3 emissions in more categories 2025 2024 OUR ACHIEVEMENTS 10 Barnacles, wood and food waste management are our sources of biogenic emissions. 33 OVERVIEW OUR SUSTAINABILITY APPROACH ECONOMIC ENVIRONMENTAL GOVERNANCE INDEX SOCIAL

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