Average energy savings for ESCO projects, 2024

Sources

IEA analysis based on IEA-UNEP annual global ESCO market surveys (2025), in collaboration with the Global ESCO Network.

Notes

Averages have been calculated based on responses from 2025 IEA-UNEP Survey. When a range was provided, the midpoint was used as the average. The global average savings have been weighted according to the market size of each country respondent.