Management

Günter Hiermaier has been the sole Managing Director of LIQUI MOLY GmbH since 2022. From 2018 to 2022, he was the second managing director alongside Ernst Prost, the longstanding boss, who retired after more than 30 years of dedication to LIQUI MOLY.
Günther Hiermaier (right) and Dr. Uli Weller jointly manage the fortunes of LIQUI MOLY GmbH.

Günter Hiermaier has been Managing Director of LIQUI MOLY GmbH since 2022. From 2018 to 2022, he was the second managing director.

Dr. Uli Weller joined the Management Board at the beginning of 2023. Prior to that, he was Commercial Manager of the company as of October 2009.