In 2025, Zehnder Group conducted an environmental assessment and disclosed corporate waste management data in accordance with recognized sustainability reporting standards.The company provided a breakdown of its waste by type (hazardous vs non-hazardous) and treatment method (recovery vs disposal), enabling greater transparency into its waste handling and environmental practices.
| Metric (tonnes) | 2025 | 2024 | 2023 | 2022-2019 |
|---|---|---|---|---|
Total Waste Generated | 7,589.55a | 6,961.36a | 8,508.96a | |
Total Waste Recovered | 5,720.5a | 5,382.83a | 7,174.75a | |
Total Hazardous Waste Generated | 431.63a | 379.79a | 312.06a | |
Non-Hazardous Waste Disposed | 1,536.86a | 1,275.4a | 1,139.62a |
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In 2025, Zehnder Group generated a total of 7,590metric tonnes of waste.a
Of this amount, 75.37% of Zehnder Group's total waste generated was recovered through methods such as recycling, reuse, or composting, while 24.63% was disposed of through landfilling, incineration, or combustion.a
In 2025, Zehnder Group reported a total waste generation of 7,590 metric tonnes, of which 75.37% was recovered through recycling, reuse, or composting.This high recovery rate suggests that Zehnder Group has implemented strong circular economy practices and actively prioritizes sustainable waste management.a
Since 2023, Zehnder Group's total waste generation decreased by 10.81%, yet rose by 9.02% in 2025, potentially indicating a temporary operational shift or inconsistency in waste management outcomes.a
Over the same period, Zehnder Group's waste recovery rate declined by 10.61%, with a further 2.52% drop in 2025, underscoring a weakening in waste diversion performance and a potential drift away from circular waste strategies.a
Overall, Zehnder Group had been making progress in reducing waste, but recent increases in waste and simultaneous drops in recovery point to emerging risks or disruptions in waste management strategy.
In 2025, Zehnder Group generated a total of 7,590 metric tonnes of waste.a
Of this amount, 5.69% of Zehnder Group's total waste generated of was classified as hazardous waste, characterized by properties such as toxicity, flammability, corrosiveness, or reactivity that may pose risks to human health, ecosystems, or the environment.94.31% was identified as non-hazardous waste, generally considered less harmful and subject to lighter regulatory controls.a
Since 2023, Zehnder Group's total waste generation fell by 10.81%, but rose by 9.02% in 2025, potentially reflecting a temporary surge in activity or inconsistency in waste control strategies.a
Over the same period, the share of hazardous waste in Zehnder Group's total output increased by 55.07%, including a further 4.24% rise in 2025, suggesting a troubling upward shift toward more environmentally harmful waste streams that could raise compliance costs and environmental risks.a
Overall, Zehnder Group had previously reduced its waste generation, but recent increases in both volume and hazardousness suggest potential reversals or emerging operational risks that warrant further investigation.a
In 2025, Zehnder Group reported that 432 metric tonnes of its total waste output were classified as hazardous. This represents 5.69% of its overall waste generation.a
The company treated this hazardous waste using a combination of methods.Approximately 23.04% was managed through recovery methods, indicating a moderate integration of circular practices into its hazardous waste management. However, a significant share was still directed toward disposal, highlighting room for improvement in reducing the long-term impact of hazardous materials.a