Certification

Certification of wind farms, wind turbines and their components: GL is the leading certification body in the wind-energy sector, offering project and type certifications. more

Consulting & Engineering

How do you optimise your wind farm? GL takes a close look from the pre-development phase through to operations of your renewable energy project. more

Turbine Measurements

Full range of turbine measurement services: GL offers a huge level of know-how in the field of wind projects, recognised among developers, lenders and turbine manufacturers throughout the world. more