Welcome to windtest grevenbroich gmbh

Since 1996 windtest grevenbroich gmbh (wtg) offers a wide range of accredited services for the renewable energy sector like measurements of power performance, loads, electrical characteristics and acoustic noise as well as wind measurements using towers or remote sensing systems like SoDAR / LiDAR.

Furthermore wtg supports wind park developers, banks and insurance agencies with services like site assessment, technical due diligence, noise prognosis, shadow cast prognosis and technical inspections.


windtest grevenbroich gmbh officially hands over the first validation report of the power curve to SkySails Power GmbH


Grevenbroich, September 2023

It was 25 years ago, on 1 June 1998, that we put the DeWind D4 prototype into operation on our test site south of Grevenbroich.