GTÜ Gesellschaft für Technische Überwachung mbH | 3,295 followers on LinkedIn. Technology requires safety. | The GTÜ Gesellschaft für Technische Überwachung mbH is Germany’s largest officially recognised inspection organisation of freelance experts, which makes it one of the largest expert organsations of its kind. It considers itself to be a comprehensive network of experts. Five thousand self-employed and full-time motor vehicle experts, inspection engineers and their qualified employees are located at more than 10,400 inspection stations in garages and car dealerships as well as at GTÜ contract partners’ own inspection centers.