dwi were established in Frankfurt on the Main in 1992. dwi’s core competences are language courses for specific purposes and industries. We initially concentrated on in-company training in the Rhine Main area, but have been offering our courses all over Germany for a number of years now.
We offer training to aviation staff who need to achieve the required operational Level 4 of the ICAO language proficiency scale as well as courses on technical English to read and understand maintenance manuals.

dwi services

ICAO Language proficiency-testing and consulting

We test your staff in accordance with the ICAO rating scale und recommend appropriate training courses.

ICAO Level 4 Refresher English

Modular courses to prepare participants to achieve Level 4 in the ICAO language proficiency test

Aviation English / Technical English

Seminars and workshops for aviation staff, such as aircraft mechanics and engineers

Aviation Management-professional English

We offer English intensive courses to executives working in the areas of aviation and logistics

German in Aviation

Beginner's, lower intermediate and advanced German training courses preparing for ICAO language proficiency test level 4

Training of language proficiency assessors

In cooperation with DFS Deutsche Flugsicherung, we offer seminars to obtain the language proficiency assessor qualification.

Train the trainer

Further training for trainers who are non-native speakers of English and who teach aviation English.

German radio telephony licenses (BZF / AZF)

We offer preparation seminars for the German radiotelephony license examinations (BZF I / II and AZF).

 „We highly appreciate the flexible and unbureaucratic cooperation with our business associate dwi“.

Kevin-John Salter, Head of Air Traffic
Control Training DFS Center