RGI is currently financed by:
- European Commission (LIFE Operating Grant - yearly renewal until 2024)
- European Commission (Horizon Europe - JustWind4All project) (2022-24)
- European Commission (Horizon 2020 - WHY project) (2020-23)
- European Commission (SafeLines4Birds) (2023-28)
- European Climate Foundation (yearly renewal)
- German Federal Ministry of Economics and Climate Protection (BMWK) (2021-24)
- Mercator Foundation (2019-23)
- National Philanthropic Trust (multiple projects) (2022-26)
- The VELUX Foundations (2022-24)
- Yearly membership fees and other miscellaneous sources.
The below table is a visual representation of the audited funding sources for the year 2022: