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In close cooperation with specialised partners the Ingenieurbüro Mentzel realises individual solutions in the field of aircraft construction as well as complex projects for corporations, institutions and authorities.

With many years of experience in constructing ultralight aircrafts and a network of highly qualified partners we stand for professional project management. We guide the implementation of your aircraft-project from development and prototype-building to production.

Another focus of our work is the certicication of ultralight airplanes.

Our mission is to develop simple, pragmatic solutions which are cost-effective and quick to realize. 


Our services include:

Engineering services (aerodynamics, stress analysis…)

Supervising prototype certifications

Supervising single piece certifications

Supervising modifications of aircrafts

Support with all certification questions

Modifications of float planes

Consultancy for setting up and certifying floatplane landing areas

Checks(prototype certifications, single type certifications, yearly checks)

Prototype building (e.g. engine modifications, TOM-enhancements...) 

CNC Milling & Drilling