Wikipedia
Liftra
Liftra is an engineering company specialized in lifting and transport equipment for wind turbines. Since the start-up in 2003 the company has carried out over 500 projects; its most extensive development project has been a self-hoisting add-on crane for wind turbines in the +4MW class, that is able to replace 19 Ton components.
The main office is in Aalborg, Northern Jutland, Denmark with approx. 20 engineers. Offices in Germany, USA, Spain and China.