Contact Us

Here you will find our address and directions for our headquarters in Wuppertal (Thielenhaus Microfinish, Koellmann Gear and Koellman Airtec). For the addresses of our other branches please click here.


Some navigation systems provide incorrect directions or recommend a wrong motorway exit. Alternatively, enter the house number 45 and follow on arrival the large sign on the left side or opposite. Please also make sure that you only use the exit Nr, 34, "Wuppertal-Elberfeld".

GPS coordinates:
Latitude: 51.2693589 Longitude: 7.161914700000011

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Koellmann Airtec in Wuppertal

Koellmann Airtec
Schwesterstraße 50
42285 Wuppertal

Tel:  +49 202 / 481 - 0
E-Mail:  +49 202 / 481 - 296

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