Singtel

Singtel, headquartered in Singapore and operating in post and telecommunication services, reported total carbon emissions of approximately 2.52 billion kg CO2e in 2026. This figure includes Scope 1 emissions of approximately 18.8 million kg CO2e, Scope 2 market-based emissions of approximately 296.9 million kg CO2e (or 461.1 million kg CO2e on a location-based method), and Scope 3 emissions of approximately 2.20 billion kg CO2e. In 2025, total emissions were approximately 2.85 billion kg CO2e, comprising Scope 1 emissions of approximately 13.2 million kg CO2e, Scope 2 market-based emissions of approximately 342.5 million kg CO2e (or 449.8 million kg CO2e on a location-based method), and Scope 3 emissions of approximately 2.49 billion kg CO2e.

Singtel has several climate commitments, including Science Based Targets initiative (SBTi) validated targets. They aim to achieve net-zero GHG emissions across their value chain by FY2045. For near-term targets, Singtel Group commits to reducing absolute Scope 1 and Scope 2 GHG emissions by 55% by FY2030 from a FY2023 base year. Additionally, they aim to reduce absolute Scope 3 GHG emissions from purchased goods and services, capital goods, use of sold products, downstream leased assets, and investments by 40% within the same FY2023-FY2030 timeframe. For long-term targets, Singtel Group commits to reducing absolute Scope 1, 2, and 3 GHG emissions by 90% by FY2045 from a FY2023 base year.

Historically, Singtel's Optus brand committed to reducing Scope 1 and Scope 2 GHG emissions in Australia by 25% by 2025, compared to a 2015 baseline. Singtel also previously aimed to reduce absolute Scope 1 and 2 carbon emissions from a 2015 baseline by 42% by 2030. They have also expressed an aspiration to meet the more aggressive 1.5°C target. Singtel is working towards having 100% of their electricity requirements backed by renewable energy sources by the end of 2025.