AUMA Riester GmbH & Co. KG

Headquaters Muellheim

Tradition is our foundation stone

AUMA have been developing and building electric actuators and valve gearboxes for 60 years and is one of the leading manufacturers in the industry.

Energy sector, water industry, petro-chemical industry and users from the most diverse industries worldwide rely on technologically sophisticated  products by AUMA.


2,800 employees. 30 locations worldwide. Modular product design.


A company in motion - AUMA.


Armaturen- Und Maschinen-Antriebe (Valve- and Machine Actuators)
- an idea turns into a product program

Plant 1, Muellheim
Plant 2, Muellheim
DREHMO, Wenden
AUMA Drives, Coswig
Service Center, Cologne
SIPOS Aktorik, Altdorf
Production Unit, Ostfildern-Nellingen
Subsidiary, Czech Republic