Thielenhaus Microfinish | The Thielenhaus Group

The Thielenhaus Technologies GmbH group of companies specialises in the manufacturing of high-quality machines and devices for industrial applications.



Thielenhaus Microfinish is the market-leading manufacturer of machine tools for the precision machining of surfaces and component geometries.

KOELLMANN Gear + Airtec

Koellmann Gear is a manufacturer of extruder and specialist gear systems for particularly demanding requirements. | Koellmann Gear Website

Koellmann Airtec is a manufacturer of compressors for fettling machines and specialist compressors for industrial applications.


The Thielenhaus Technologies Group consists of three divisions represented on four continents, with a total of seven locations across six countries.

Thielenhaus Gruppe

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