The Zedler Team

Petra Grunewald

Head of Technical Documentation
Graduate Economist

Since November 2008 Petra Grunewald has been head of the technical documentation. Prior to this job she worked in ergonomics and human engineering at Fraunhofer IAO and as an editor in e-government.

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Testing & Testing Technology
Testing Services – Testing Systems


GDFS – Experts Reports
Expert Assessment, Bicycle Expert Training Courses


Technical Documentation
Bicycle User Manuals, E-Bike Operating Instructions, Risk Assessments, Recall Assistance, Product Safety and Liability, CE Marking Workshop


Management / Administration