Management

Dr. Conrad Zimmer übergibt Geschäftsführung an Gerald Tietscher
Gerald Tietscher  
Dr. Conrad Zimmer
(2014 – 2025)
Conrad Zimmer is the sole shareholder and general manager of ZES ZIMMER. He studied economics in Frankfurt, Boston and London. Before joining the company in 2009, he worked as a research assistant at the Goethe University Frankfurt, with a focus on the corporate finance and risk management of banks and insurance companies.
Dipl.-Ing. Georg Zimmer
(1980 – 2014)
After studying electrical engineering at the Technical University Darmstadt, Georg Zimmer worked in R&D at Siemens and in sales at an American company. He then went into business as an R&D engineer. In 1980 he founded ZES ZIMMER and was general manager until 2014.