my name is Kai and I am ...

Founder and CEO of mytpt

mytpt is a team transformation management software for companies and freelance change consultants.


CMO at Re.Company

Re-use supply chain management for closed loop systems. We design and supply all the necessary hardware and software for a user friendly transition to reusable packaging.


Inventor of the Relevance Methodology

The RM helps brands create relationships with people, based on a simple framework asking simple questions, such as: Who are you? or: What kind of realtionship do you want to have with whom?


Author of the books Beyond Digital and The Anti-Greenwashing- Book

"Beyond Digital" is the story of the Relevance Methodology

Amazon (Deutsch)
Amazon (English)

"The Anti-Greenwashing-Book" is the application of the Relevance Methodology for companies who want to be more sustainable.

Amazon (German)