In 2025, Swisscom disclosed key data related to its energy management practices, providing transparency into its operational energy use in line with recognized sustainability reporting frameworks.
Swisscom also reported the energy it generates itself, offering insight into its level of energy independence.
Additionally, Swisscom also disclosed progress toward renewable energy adoption, highlighting the share of total energy sourced from renewable versus non-renewable sources.
| Metric (GJ) | 2025 | 2024 | 2023 | 2022 - 2017 |
|---|---|---|---|---|
Total Energy Consumption | 3,377,934a | 3,496,878a | 2,437,722a | |
Non-Renewable Energy Consumption | 886,662a | 1,006,042a | 910,926a | |
Renewable Energy Consumption | 2,491,268a | 2,490,836a | 1,526,800a | |
Total Energy Production | 23,342a | 17,737a | 13,439a | |
Non-Renewable Energy Production | 0a | 0a | 0a | |
Renewable Energy Production | 23,342a | 17,737a | 13,439a |
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In 2025, Swisscom consumed a total of 3.38 million Gigajoules of energy across its operations. Of this total, 73.75% was sourced from renewable energy, either derived from natural resources like biofuels, biomass, or biogas, or generated using renewable technologies such as solar or wind power. The remaining 26.25% was classified as non-renewable energy, coming from fossil-based fuels such as coal, natural gas, or crude oil, or from non-renewable generation technologies like nuclear power.a
In 2025, Swisscom consumed a total of 3.38 million Gigajoules of energy, of which 73.75% was derived from renewable sources, including biofuels, biomass, biogas, solar, and wind power.a
This moderate level of renewable energy adoption indicates that Swisscom is transitioning toward cleaner energy sources, though a significant share of its energy mix still relies on non-renewable inputs.
Since 2023, Swisscom's total energy consumption increased by 38.57%, but declined by 3.4% in 2025, suggesting a recent moderation in energy use.a
Over the same period, the share of renewable energy in Swisscom's consumption increased by 17.75%, including a 3.54% increase in 2025, showing consistent progress in clean energy adoption.a
Overall, Swisscom’s energy trends reveal a complex picture, with variations in total consumption and renewable sourcing. A closer examination of operational drivers and sourcing strategies is needed to fully assess the company’s environmental impact.