What others say about us
Here you will find some testimonials from our customers. However, a number of references are not public for reasons of discretion.
Jan Pahnke, Head of R&D, Melitta Single Portions GmbH
The best training I've ever experienced – absolutely inspiring! It offered a great mix of holistic approaches for medium to long-term development and practical tools that can be used immediately in everyday work.
Read more: Jan Pahnke, Head of R&D, Melitta Single Portions GmbH EN
Uwe Bittroff, Managing Director HÜBNER GmbH & Co. KG
In Markus Zielke, we have an open-minded, competent and committed partner at our side for many years.
Read more: Uwe Bittroff, Managing Director HÜBNER GmbH & Co. KG
Marco Knobel, Head of Human Resources Development, HÜBNER GmbH & Co. KG
We have a long-standing, trusting relationship with Markus Zielke, in which we particularly appreciate the quality and expertise of his services, as well as his reliability and flexibility in implementing measures.
Read more: Marco Knobel, Head of Human Resources Development, HÜBNER GmbH & Co.
Prof. Elke Hesse, Artistic Director Bad Hersfeld Festival 2026 – 2030
Working with Markus Zielke was an incredibly pleasant and inspiring experience. After our first conversation, I had the feeling that my ideas had been fully and emotionally understood and could therefore be implemented in the shortest possible time in the preparation of a workshop.
Read more: Prof. Elke Hesse, Artistic Director Bad Hersfeld Festival 2026 – 2030
Dr. Oliver Biermann, Senior Manager Solutions, msg industry advisors
Markus Zielke successfully supported me in reflecting on and specifically developing my leadership qualities in his individual 1:1 coaching.
Read more: Dr. Oliver Biermann, Senior Manager Solutions, msg industry advisors EN
Aylin Nöske, Senior Director Operational Digital Transformation, Deutsche Hospitality
I’ve had the privilege of working with Markus for many years in both individual and group settings, and I can’t recommend him highly enough. He is the epitome of a professional - knowledgeable, intuitive, and deeply compassionate.
Read more: Aylin Nöske, Senior Director Operational Digital Transformation, Deutsche Hospitality EN
Ulf Loesenbeck, CEO ERIKS Holding Deutschland GmbH
Markus Zielke actively supported our change management in establishing a new leadership at the highest level. Thanks to his professional support, we have...
Read more: Ulf Loesenbeck, CEO ERIKS Holding Deutschland GmbH EN