After reporting on Omroep Gelderland about the heating company Ede, the heating company Amersfoort also started investigating. The Amersfoort organisation is a sister organisation of the one from Ede. This showed that the wrong wood was also being used in Amersfoort. According to the municipality, this involved a total of 1% of the sustainable bio-based raw materials supplied in 2023. In 2024, it was 5.6% of the total.